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    方鋼規(guī)格型號(hào)尺寸(方鋼規(guī)格型號(hào)尺寸圖)

    永波

    方鋼規(guī)格型號(hào)尺寸(方鋼規(guī)格型號(hào)尺寸圖)

    方鋼規(guī)格型號(hào)尺寸有15*15,20*20,25*25,30*30,35*35,40*40,45*45,50*50,55*55*(0.5-6),60*60,65*65,70*70,75*75,80*80,85*85,90*90,95*95,100*100,105*105,110*110,115*115,120*120,125*125,130*130*(1.5-10),140*140,150*150,160*160,170*170,180*180,190*190,200*200,210*210,220*220,230*230,240*240,250*250,260*260,270*270,280*280,290*290,300*300-500*500*(3-14)。

    (1)尺寸規(guī)格見表6—40-表6—45。

    表6-40冷拔無縫方形鋼管的尺寸規(guī)格

    基本尺寸

    截面面積F/cm2

    理論質(zhì)量G/(kg/m)

    慣性矩Jx=Jy/cm4

    截面系數(shù)Wx=Wy/cm3

    A

    S

    mm

    12

    O.8

    1.0

    O.348

    0 423

    O.273

    0.332

    O.0739

    O.0873

    O.123

    O.146

    14

    1.0

    ?

    1.5

    0.503

    O.712

    O.394

    O.559

    0.144

    O.192

    O.206

    0.274

    16

    1.O

    1.5

    O.583

    O.832

    O.458

    0.653

    O.222

    O.300

    O.278

    O.374

    18

    1.O

    1.5

    2.O

    0.663

    0.952

    1.21

    O.521

    0.747

    O.952

    O.324

    O.442

    0.535

    O.360

    O.491

    0.595

    20

    1.0

    1.5

    2.0

    2.5

    O.743

    1.07

    1.37

    1.64

    0.583

    O.841

    1.08

    1.29

    O.453

    0.624

    O.763

    O.874

    0 453

    O.624

    O.763

    O.874

    22

    1

    1.5

    2

    2.5

    O.823

    1.19

    1.53

    1.84

    O.646

    O.936

    1.20

    1.45

    O.612

    0.850

    1.05

    1.21

    O.556

    O.773

    O.953

    1.10

    25

    2.5

    3

    2.14

    2.49

    1.68

    1.95

    1.86

    2.08

    1.49

    1.57

    30

    2.5

    3

    3.5

    4

    2.64

    3.01

    3.50

    3.89

    2.08

    2.42

    2.75

    3.05

    3.41

    3.86

    4.25

    4.58

    2.27

    2.58

    2.83

    3.05

    32

    2.5

    3

    3.5

    2.84

    3.33

    3 78

    2.23

    2.61

    2.97

    4.21

    4.79

    5.29

    2.63

    3.00

    3.31

    32

    4

    4.21

    3.30

    5.73

    3.58

    35

    2.5

    3

    3.5

    4

    5

    3.14

    3.69

    4.20

    4.68

    5.58

    2.47

    2.89

    3.30

    3.68

    4.38

    5.54

    6.45

    7.16

    7.78

    8.79

    3.22

    3.68

    4.09

    4.45

    5.02

    36

    2.5

    3

    3.5

    4

    5

    3.24

    3.81

    4.3_4

    4.85

    5.75

    2.55

    2.99

    3.4l

    3.8l

    4.53

    6.18

    7.07

    7.87

    8.56

    9.70

    3.43

    3.93

    4.37

    4.76

    5.39

    40

    2.5

    3

    3.5

    4

    5

    6

    3.64

    4.29

    4.90

    5.49

    6.58

    7.55

    2.86

    3.37

    3.85

    4.3l

    5.16

    5.93

    8.68

    9.98

    11.16

    12.21

    13.98

    15.34

    4.34

    4.99

    5.58

    6.1l

    6.99

    7.67

    42

    2.5

    3

    3.5

    4

    5

    6

    3.84

    4.53

    5.18

    5.81

    6.98

    8.03

    3.02

    3.55

    4.07

    4.56

    5.48

    6.30

    10.15

    11.70

    13.10

    14.37

    16.56

    18.22

    4.83

    5.57

    6.24

    6.84

    7.87

    8.58

    45

    3.5

    4

    5

    5.60

    6.23

    7.58

    4.40

    4.94

    5.95

    16.43

    18.07

    20.90

    7.30

    8.03

    9.29

    45

    6

    7

    8

    8.75

    9.81

    10.8

    6.87

    7.80

    8.44

    23.19

    24.97

    26.30

    lO.31

    11.10

    11.59

    50

    4

    5

    6

    7

    8

    7.09

    8.58

    9.95

    11.21

    12.35

    5.56

    6.73

    7.8l

    8.80

    9.70

    25.56

    29.81

    33.35

    36.23

    38.51

    10.22

    11.93

    13.34

    14.49

    15.41

    55

    4

    5

    6

    7

    8

    7.89

    9.58

    11.15

    12.51

    13.95

    6.19

    7.52

    8.75

    9.90

    10.95

    34.87

    40.95

    46.13

    50.47

    54.04

    12.58

    14.89

    16.77

    18.35

    19.65

    60

    4

    5

    6

    7

    8

    8.69

    10.58

    12.35

    14.0l

    15.55

    6.82

    8.30

    9.69

    11.00

    12.21

    46.21

    54.57

    61.82

    68.03

    73.28

    15.4

    18.19

    20.61

    22.68

    24.43

    65

    4

    5

    6

    7

    8

    9.49

    11.58

    13.55

    15.41

    17.15

    7.45

    9.07

    10.64

    12.10

    13.47

    59.78

    70.92

    80.72

    89.27

    96.64

    18.39

    21.82

    24.84

    27.46

    29.74

    70

    4

    5

    6

    10.29

    12.58

    14.7

    8.08

    9.87

    11.58

    75.78

    90.26

    103.1

    21.65

    25.79

    29.47

    70

    7

    8

    16.81

    18.75

    13.19

    14.72

    114.5

    124.5

    32.72

    35.57

    75

    4

    5

    6

    7

    8

    11.09

    13.58

    15.95

    18 21

    20.35

    8.70

    10.66

    12.52

    14.29

    15.98

    94.4

    112.8

    129.4

    144.2

    157.3

    25.17

    30.08

    34.50

    38.44

    41.94

    80

    4

    5

    6

    7

    8

    11.89

    14.58

    17.15

    19.61

    21.95

    9.33

    11.44

    13.46

    15.39

    17.23

    115.9

    138.9

    159.7

    178.5

    195.4

    28.96

    34.72

    39.93

    44.63

    48.85

    ?

    5

    6

    7

    8

    16.98

    20.03

    22.97

    25.79

    13.33

    15.72

    18.03

    20.25

    217.1

    251.1

    282.3

    310.9

    47.19

    54.59

    61.38

    67.58

    100

    5

    6

    7

    8

    18.58

    21.95

    25.21

    28.35

    14.58

    17.23

    19.79

    22.26

    282.8

    328.2

    370.2

    408.9

    56.57

    65.54

    74.04

    81.78

    110

    7

    8

    9

    28.01

    31.55

    34.98

    21.99

    24.77

    27.46

    503.4

    557.9

    608.4

    91.54

    101.4

    11O.6

    ?

    注:理論質(zhì)量計(jì)算

    ??? G=0.0157S(A+A一2.8584S)

    ? 式中? G——每米鋼管的質(zhì)量(kg/m);

    ??? A——方形鋼管的邊長(mm);

    ??? S——方形鋼管的公稱壁厚(mm).

    以鋼管R=1.5S時(shí),鋼的密度為7.85g/cm3的計(jì)算公式。

    表6-41冷拔無縫矩形鋼管的尺寸規(guī)格

    基本尺寸

    截面面積F

    /cm2

    理論質(zhì)量G

    /(kg/m)

    慣性矩

    截面系數(shù)

    A

    B

    S

    Jx

    Jy

    Wx

    wy

    mm

    cm4

    cm3

    lO

    5

    0.8

    l

    O.203

    O.243

    O.160

    O.191

    O.0074

    O.0082

    O.0239

    O.0270

    0.0297

    0.0329

    0.0478

    0.0547

    12

    5

    0.8

    l

    0.235

    0.283

    0.185

    0.222

    O.0088

    0.0099

    O.0388

    O.0449

    O.0354

    O.0395

    O,0646

    O.0748

    6

    O.8

    l

    O.251

    O.303

    0.197

    0.238

    0.0139

    0.0157

    O.0438

    0.0509

    O.0462

    O.0524

    0.0730

    O.0849

    14

    6

    0.8

    1

    1.5

    0.283

    0.343

    O.471

    O.223

    O.269

    O.370

    0.0160

    O.0182

    O.0215

    0.0654

    0.0767

    O.0973

    0.0535

    O.0608

    O.0715

    O.0935

    O.110

    O.139

    7

    0.8

    l

    1.5

    0.299

    O.363

    O.501

    O.235

    0.285

    O.394

    0.0233

    O.0268

    0.0324

    O.0724

    O.0852

    0.109

    O.0665

    0.0765

    O.0927

    O.104

    O.122

    0.156

    10

    O.8

    l

    1.5

    2

    O.347

    O.423

    0.591

    0.73l

    O.273

    O.332

    0.464

    0.574

    O.0545

    O.0640

    0.0818

    0.0925

    O.0934

    O.111

    O.144

    O.167

    O.109

    O.128

    O.164

    O.185

    0.133

    O.158

    O.206

    O.238

    15

    6

    0.8

    1

    1.5

    2

    O.299

    O.363

    O.501

    O.611

    O.235

    O.285

    O.394

    O.480

    0.0171

    0.0195

    O.0230

    O.0240

    0.0784

    O.0922

    O.118

    0.133

    O.0571

    O.0651

    O.0768

    O.0799

    0.105

    O.123

    O.157

    0.177

    16

    8

    O.8

    l1.5

    2

    O.347

    O.423

    0.59l

    O.731

    0.273

    0.332

    O.464

    0.574

    0.0362

    0.042l

    O.0525

    0.0579

    0.111

    0.132

    O.173

    O.200

    O.0905

    0.105

    O.131

    O.145

    O.139

    O.165

    O.216

    0.250

    12

    0.8

    1

    1.5

    2

    O.411

    0.503

    O.711

    O.89l

    O.323

    0.395

    0.559

    O.700

    O.0941

    O.112

    0.147

    O.170

    0.148

    0.177

    O.236

    0.279

    0.157

    0.186

    O.244

    0.284

    O.186

    O.222

    O.295

    0.349

    18

    9

    0.8

    1

    1.5

    2

    O.395

    O.483

    O.681

    0.851

    0.310

    O.379

    O.535

    0.668

    0.0532

    O.0624

    O.0796

    O.0897

    O.162

    O.194

    0.258

    O.304

    0.118

    0.139

    O.177

    O.199

    0.180

    O.215

    O.287

    0.337

    10

    O.2

    1

    1.5

    2

    0.411

    O.503

    0.711

    0.89l

    0.323

    O.395

    O.559

    0.700

    O.0680

    0.0802

    O.1037

    O.119

    0.174

    0.208

    O.278

    0.329

    0.136

    O.161

    0.207

    0.237

    0.194

    O.23l

    0.309

    O.366

    14

    O.8

    l

    1.5

    2

    0.475

    0.583

    0.83l

    1.051

    0.373

    O.458

    0.653

    O.825

    O.149

    O.178

    O.239

    O.283

    0.222

    O.266

    O.360

    0.432

    0.213

    O.255

    O.341

    0.404

    O.246

    O.296

    O.400

    O.480

    20

    8

    0.8

    1

    1.5

    2

    0.411

    0.503

    0.711

    O.891

    O.323

    0.395

    O.559

    0.700

    O.0445

    0.0520

    O.0654

    O.0728

    O.197

    O.236

    0.315

    O.373

    O.111

    O.130

    O.164

    O.182

    O.197

    0.236

    O.315

    O.373

    10

    0.8

    1

    1.5

    2

    O.443

    0.543

    0.771

    0.971

    O.348

    0.426

    0.606

    O.763

    O.0748

    O.0884

    O.115

    O.132

    0.227

    O.272

    0.367

    O.438

    0.150

    O.177

    0.229

    O.263

    0.227

    0.272

    0.367

    O.438

    12

    0.8

    1

    1.5

    2

    2.5

    0.475

    0.583

    O.831

    1.05

    1.24

    O.373

    O.458

    0.653

    O.825

    0.976

    O.114

    O.136

    0.180

    0.211

    0.23l

    O.256

    0.308

    0.418

    O.503

    0.565

    O.190

    0.226

    O.300

    0.352

    0.385

    0.256

    0.308

    O.418

    O.503

    0.565

    22

    9

    O.8

    l

    1.5

    2

    2.5

    O.459

    O.563

    O.801

    1.011

    1.19

    O.361

    O.442

    O.629

    O.794

    O.936

    0.0640

    0.0753

    O.0967

    O.110

    O.117

    O.27l

    O.325

    0.440

    O.527

    0.589

    O.142

    O.167

    O.215

    O.244

    0.259

    0.246

    0.295

    0.400

    O.479

    O.536

    14

    O.8

    l

    1.5

    2

    2.5

    0.539

    0.663

    O.951

    1.21

    1.44

    O.423

    0.520

    O.746

    O.951

    1.13

    O.177

    O.212

    0.286

    O.34l

    0.381

    O.361

    O.435

    0.598

    O.727

    O.828

    O.253

    O.303

    0.408

    0.487

    O.544

    0.328

    0.396

    0.543

    O.66l

    O.753

    24

    12

    O.8

    1

    1.5

    2

    2.5

    O.539

    O.663

    0.951

    1.2l

    1.44

    O.423

    O.520

    O.747

    O.951

    1.13

    O.134

    O.160

    O.213

    O.252

    O.277

    0.403

    0.487

    0.669

    O.815

    O.928

    0.224

    O.267

    O.355

    0.419

    O.462

    O.336

    O.406

    O.557

    0.679

    0.774

    25

    lO

    O.8

    1

    1.5

    2

    2.5

    O.523

    O.643

    O.921

    1.17

    1.39

    O.411

    0.505

    O.723

    O.920

    1.09

    0.0918

    0.109

    O.142

    O.164

    O.178

    0.399

    O.482

    0.660

    O.802

    O.910

    0.184

    O.217

    0.284

    O.329

    O.355

    O.320

    O.386

    O.528

    0.642

    0.728

    15

    1

    1.5

    2

    2.5

    O.743

    1.07

    1.37

    1.64

    O.583

    0.84l

    1.08

    1.29

    O.279

    O.379

    0.457

    O.515

    0.626

    0.868

    1.07

    1.23

    O.372

    O.505

    0.609

    O.687

    0.501

    O.6914

    O.854

    O.983

    28

    11

    1

    1.5

    2

    2.5

    0.723

    1.04

    1.33

    1.59

    0.567

    O.818

    1.05

    1.25

    O.151

    0.200

    O.235

    0.257

    0.683

    0.945

    1.16

    1.33

    O.274

    0.363

    O.426

    O.468

    O.488

    O.675

    O.328

    O.95l

    14

    l

    1.5

    2

    2.5

    0.783

    1.13

    1.45

    1.74

    O.615

    O.888

    1.14

    1.37

    O.263

    O.356

    O.428

    0.482

    0.792

    1.10

    1.36

    1.58

    O.376

    O.509

    O.612

    O.688

    0.566

    0.788

    O.973

    1.13

    16

    1

    1.5

    2

    2.5

    O.823

    1.19

    1.53

    1.84

    O.646

    0.935

    1.20

    1.45

    0.357

    0.489

    O.595

    0.676

    O.865

    1.2l

    1.50

    1.74

    0.447

    O.612

    O.743

    0.845

    O.618

    O.863

    1.07

    1.24

    28

    22

    1

    1.5

    2

    2.5

    3

    3.5

    O.943

    1.37

    1.77

    2.14

    2.49

    2.80

    0.740

    1.08

    1.39

    1.68

    1.95

    2.20

    O.744

    1.04

    1.29

    1.50

    1.67

    1.80

    1.08

    1.52

    1.90

    2.23

    2.50

    2.72

    0.677

    0.945

    1.17

    1.36

    1.52

    1.64

    O.774

    1.09

    1.36

    1.59

    1.79

    1.94

    30

    12

    1.5

    2

    2.5

    3

    1.13

    1.45

    1.74

    2.O1

    0.888

    1.14

    1.37

    1.57

    0.263

    0.312

    0.347

    O.369

    1.19

    1.48

    1.7l

    1.89

    0.439

    O.520

    0.578

    O.614

    0.796

    O.984

    1.14

    1.26

    32

    13

    1.5

    2

    2.5

    3

    1.22

    1.57

    1.90

    2.19

    O.959

    1.23

    1.49

    1.72

    O.339

    O.406

    O.454

    O.488

    1.48

    1.84

    2.14

    2.39

    0.521

    O.624

    O.699

    0.75l

    O.927

    1.15

    1.34

    1.49

    16

    1.5

    2

    2.5

    3

    1.3l

    1.69

    2.04

    2.37

    1.03

    1.33

    1.60

    1.86

    0.553

    0.674

    0.768

    O.840

    1.69

    2.11

    2.47

    2.77

    0.691

    O.842

    O.961

    1.05

    1.07

    1.32

    1.54

    1.73

    25

    1.5

    2

    2.5

    3

    1.58

    2.05

    2.49

    2.91

    1.21

    1.61

    1.96

    2.28

    1.57

    1.97

    2.31

    2.60

    2.32

    2.92

    3.45

    3.91

    1.26

    1.58

    1.85

    2.08

    1.45

    1.83

    2.16

    2.44

    35

    14

    1.5

    2

    2.5

    3

    3.5

    1.34

    1.73

    2.09

    2.43

    2.73

    1.05

    1.36

    1.64

    1.90

    2.14

    O.439

    0.530

    0.599

    O.649

    O.683

    1.96

    2.45

    2.86

    3.2l

    3.50

    O.627

    0.757

    0.856

    0.928

    0.975

    1.12

    1.40

    1.64

    1.84

    2.00

    36

    18

    1.5

    2

    2.5

    3

    3.5

    1.49

    1.93

    2.34

    2.73

    3.08

    1.17

    1.52

    1.84

    2.14

    2.42

    0.811

    0.998

    1.15

    1.27

    1.37

    2.46

    3.10

    3.65

    4.13

    4.53

    0.901

    1.11

    1.28

    1.41

    1.52

    1.37

    1.72

    2.03

    2.29

    2.51

    28

    2

    2.33

    1.83

    2.85

    4.26

    2.04

    2.36

    37

    15

    2

    2.5

    3

    3.5

    4

    1.85

    2.24

    2.6l

    2.94

    3.25

    1.45

    1.76

    2.05

    2.31

    2.55

    O.661

    0.753

    O.821

    O.870

    O.901

    2.96

    3.47

    3.9l

    4.28

    4.58

    O.881

    1.00

    1.09

    1.16

    1.20

    1.60

    1.88

    2.12

    2.31

    2.48

    40

    16

    2

    2.5

    3

    3.5

    4

    2.01

    2.44

    2.85

    3.22

    3.57

    1.58

    1.92

    2.23

    2.53

    2.80

    O.832

    O.953

    1.05

    1.12

    1.16

    3.77

    4.46

    5.05

    5.55

    5.97

    1.04

    1.19

    1.3l

    1.40

    1.46

    1.89

    2.23

    2.52

    2.77

    2.98

    20

    2

    2.5

    3

    3.5

    4

    2.17

    2.64

    3.09

    3.50

    3.86

    1.70

    2.07

    2.42

    2.75

    3.05

    1.41

    1.64

    1.83

    1.99

    2.11

    4.35

    5.16

    5.87

    6.48

    7.0l

    1.41

    1.64

    1.83

    1.99

    2.11

    2.18

    2.58

    2.93

    3.24

    3.50

    25

    2

    2.5

    3

    3.5

    4

    2.37

    2.89

    3.39

    3.85

    4.29

    1.86

    2.27

    2.66

    3.02

    3.36

    2.39

    2.82

    3.18

    3.49

    3.75

    5.07

    6.04

    6.90

    7.65

    8.3l

    1.91

    2.25

    2.54

    2.79

    2.99

    2.54

    3.02

    3.45

    3.83

    4.15

    42

    30

    2

    2.65

    2.08

    3.83

    6.53

    2.55

    3.11

    45

    30

    2

    2.5

    3

    3.5

    4

    2.77

    3.39

    3.99

    4.55

    5.09

    2.18

    2.66

    3.13

    3.57

    3.99

    4.07

    4.83

    5.51

    6.11

    6.62

    7.73

    9.26

    10.65

    11.90

    13.01

    2.7l

    3.22

    3.57

    4.07

    4.42

    3.44

    4.12

    4.73

    5.29

    5.78

    48

    30

    2

    2.5

    2.89

    3.54

    2.27

    2.78

    4.30

    5.12

    9.06

    10.87

    2.87

    3.41

    3.77

    4.53

    50

    32

    2

    2.5

    3

    3.05

    3.74

    4 41

    2.40

    2.94

    3.46

    5.18

    6.18

    7.07

    10.48

    12.60

    14.55

    3.24

    3.86

    4.42

    4.19

    5.04

    5.82

    55

    38

    2

    2.5

    3

    3.5

    4

    3.49

    4.29

    5.07

    5.81

    6.53

    2.74

    3.37

    3.98

    4.56

    5.12

    8.36

    10.04

    11.58

    12.97

    14.23

    14.93

    18.03

    20.91

    23.57

    26.01

    4.40

    5.29

    6.09

    6.83

    7 49

    5.43

    6.56

    7.60

    8.57

    9.46

    60

    40

    3.5

    4

    5

    6.30

    7.09

    8.57

    4.95

    5.56

    6.73

    15.84

    17.42

    20.15

    30.41

    33.66

    39.41

    7.92

    8.7l

    10.07

    10.14

    11.22

    13.14

    70

    50

    4

    5

    6

    7

    8.69

    10.57

    12.34

    14.00

    6.82

    8.30

    9.69

    10.99

    34.05

    39.98

    45.04

    49.29

    58.35

    69.Il

    78.51

    86.64

    13.52

    15.99

    18.02

    19.71

    16.67

    19.75

    22.43

    24.75

    80

    60

    4

    5

    6

    7

    10.29

    12.57

    14.74

    16.80

    8.07

    9.87

    11.57

    13.19

    58.79

    69.75

    79.40

    87.81

    92.76

    110.7

    126.8

    141.1

    19.60.

    23.25

    26 47

    29.27

    23.19

    27.68

    31.70

    35.28

    90

    60

    4

    5

    6

    7

    11.09.

    13.57

    15.94

    18 20

    8.70

    10.65

    12.52

    14.29

    65.07

    77.33

    88.18

    97.70

    123.7

    148.2

    170.4

    190.3

    21.59

    25.78

    29.39

    32.57

    27.48

    32.93

    37.86

    42.30

    100

    70

    5

    6

    7

    8

    15.57

    18.34

    21.00

    23.54

    12.22

    14.40

    16.48

    18.48

    122.O

    140.1

    156.4

    170.9

    215.2

    248.6

    279.3

    307.1

    34.86

    40.04

    44.68

    48.83

    43.04

    49.73

    55.86

    61.43

    110

    75

    5

    6

    7

    8

    17.07

    20.14

    23.10

    25.94

    13.40

    15.8l

    18.13

    20.36

    155.8

    179.5

    201.0

    220.4

    285.8

    331.4

    373.4

    412.1

    41.54

    47.87

    53.61

    58.79

    51.96

    60.25

    67.89

    74.92

    120

    80

    6

    7

    8

    9

    21.94

    25.20

    28.34

    31.37

    17.22

    19.78

    22.25

    24.63

    225.6

    253.4

    278.7

    301.6

    430.6

    486.6

    538.5

    586.5

    56.40

    63.35

    69.67

    75.41

    71.76

    81.10

    89.75

    97.74

    130

    85

    6

    7

    8

    9

    23.74

    27.30

    30.74

    34.07

    18.64

    21.43

    24.13

    26.75

    278.9

    314.07

    346.3

    375.8

    547.8

    620.5

    682.4

    751.6

    63.63

    73.90

    81.49

    88.43

    84.28

    95.47

    105.9

    115.6

    140

    80

    7

    8

    9

    10

    28.00

    31.54

    34.97

    38.29

    21.98

    24.76

    27.45

    30.05

    290.8

    320.3

    347.3

    371.7

    715.1

    794.1

    867.8

    936.4

    72.70

    80.08

    86.8l

    92.92

    102.2

    113.4

    124.O

    133.8

    150

    75

    7

    8

    9

    10

    28.70

    32.34

    35.87

    39.29

    22.53

    25.39

    28.16

    30.84

    266,0

    292.6

    316.8

    338.6

    814.6

    905.3

    990.1

    1069.3

    70.93

    78.03

    84.47

    90.29

    108.6

    120.7

    132.O

    142.6

    160

    65

    8

    9

    10

    11

    32.34

    35.87

    39.29

    42.59

    25.39

    28,16

    30.84

    33.43

    220.9

    238.1

    253.4

    266.9

    975.4

    1066.8

    1152.0

    1231.2

    67.97

    73.27

    77.98

    82.13

    121.9

    133.3

    144.O

    153.9

    ?

    注:理論質(zhì)量計(jì)算。

    ??? G=0.0157S(A+B一2.8584S)

    ??? 式中? G——每米鋼管的質(zhì)量(k(m);

    ??? A、B——矩形鋼管的長與寬(mm);

    ??? S——矩形鋼管的公稱壁厚(mm)。

    ??? 以鋼管R=1.5S時(shí),鋼的密度為7-85g/cm3的計(jì)算公式。

    表6-42冷拔無縫橢圓形鋼管的尺寸規(guī)格

    基本尺寸

    截面面積

    F

    /cm2

    理論質(zhì)量

    C

    /(kg/m)

    慣性矩

    截面系數(shù)

    A

    B

    S

    Jx

    JY

    Wx

    Wy

    mm

    cm4

    cm3

    6

    3

    0.5

    O.0628

    O.0493

    0.00060

    0.00195

    O.00399

    0.00651

    8

    4

    O.5

    O.8

    1

    1.2

    0.0864

    0.131

    0.157

    0.181

    0.0678

    O.103

    O.123

    O.142

    O.00159

    0.00208

    O.00228

    O.00241

    O.00500

    O.00697

    O.00793

    0.00867

    0.00793

    O.O104

    O.0114

    O.012l

    O.0125

    0.0174

    O.0198

    O.0217

    lO

    5

    O.5

    0.8

    1

    1.2

    O.110

    O.168

    0.204

    O.238

    0.0864

    O.132

    0.160

    O.186

    O.0033l

    O.00452

    0.000508

    O.00548

    O.0102

    O.0147

    0.0170

    O.0189

    0.0132

    O.0181

    0.0203

    O.0219

    O.0205

    O.0293

    O.0340

    O.0379

    7

    O.5

    O.8

    1

    1.2

    0.126

    0.194

    O.236

    0.275

    O.0987

    O.152

    O.185

    0.216

    0.0Cr729

    0.0103

    O.0119

    0.0132

    O.0129

    0.0187

    O.0218

    0.0245

    O.0208

    0.0295

    O.0341

    O.0377

    O.0258

    0.0373

    O.0436

    0.0489

    12

    4

    0.5

    0.8

    1

    1.2

    0.118

    O.181

    0.220

    0.256

    0.0925

    O.142

    0.173

    O.201

    O.0023l

    O.00307

    0.00338

    0.00358

    0.0143

    0.0207

    O.024l

    O.0270

    0.O116

    0.0153

    O.0169

    0.0179

    0.0239

    O.0345

    0.0402

    0.0450

    6

    0.5

    0.8

    l

    1.2

    O.134

    0.206

    0.251

    O.294

    O.105

    O.162

    O.197

    O.231

    0.00597

    0.00838

    0.00958

    O.0105

    O.0182

    O.0266

    O.0313

    O.0353

    O.0199

    O.OZ79

    O.0319

    O.035l

    0.0304

    0.0444

    O.0521

    O.0588

    14

    7

    O.5

    0.8

    1

    1.2

    O.157

    0.244

    O.298

    O.351

    0.123

    O.191

    O.234

    O.275

    O.00979

    O.04lO

    0.0162

    0.0180

    O.0295

    O.0437

    0.0519

    O.0591

    0.0280

    O.0400

    O.0463

    0.0515

    O.042l

    O.0625

    O.0741

    0.0844

    15

    5

    O.5

    O.8

    l

    1.2

    O.149

    O.231

    0.283

    0.332

    O.117

    O.182

    O.222

    O.26l

    O.0048l

    O.00662

    O.00748

    0.00812

    0.0290

    O.O427

    0.0505

    O.0573

    O.0192

    0.0265

    0.0299

    0.0325

    0.0386

    0.0569

    O.0673

    0.0764

    16

    8

    0.5

    0.8

    l

    1.2

    O.181

    O.282

    O.346

    0.407

    0.142

    0.221

    0.271

    0.320

    O.0150

    O.0217

    O.0254

    0.0285

    0.0449

    O.0671

    O.080l

    0.0918

    O.0374

    0.0542

    0.0634

    O.0712

    0.0561

    0.0838

    O.100

    O.115

    18

    8

    O.5

    O.8

    l

    1.2

    O.196

    0.306

    0.377

    O.445

    0.154

    0.240

    0.296

    O.349

    O.0166

    O.0241

    0.0283

    O.0318

    O.0602

    O.0905

    0.108

    O.125

    0.0416

    0.0604

    O.0707

    O.0795

    0.0669

    O.101

    0.120

    0.139

    9

    0.5

    O.8

    1

    1.2

    O.204

    O.319

    0.393

    0.463

    O.160

    O.250

    O.308

    O.364

    O.0217

    0.0318

    O.0375

    0.0424

    O.0648

    O.0974

    O.117

    O.135

    O.0482

    O.0706

    0.0883

    0.0942

    O.0719

    0.108

    0.130

    0.150

    20

    10

    0.5

    0.8

    1

    1.2

    0.228

    0.357

    0.440

    0.520

    O.179

    O.280

    0.345

    0.408

    0.0302

    O.0446

    O.0529

    0.0602

    O.0897

    O.136

    0.164

    O.189

    O.0604

    O.0892

    0.106

    O.12l

    0.0897

    O.136

    0.164

    0.189

    12

    O.8

    1

    1.2

    1.5

    0.382

    O.471

    O.558

    0.683

    0.300

    0.370

    0.438

    O.536

    0.0680

    O.0813

    O.0932

    O.109

    O.153

    O.185

    O.214

    O.254

    O.113

    O.136

    0.155

    O.18l

    0.153

    O.185

    O.214

    O.254

    24

    8

    O.8

    l

    1.2

    1.5

    0.382

    O.471

    O.558

    0.683

    0.300

    O.370

    O.438

    O.536

    O.0315

    0.0370

    0.0417

    0.0474

    O.190

    0.229

    0.266

    0.316

    0.0788

    0.0925

    O.104

    O.119

    0.158

    0.191

    0.222

    0.263

    12

    O.8

    1

    1.2

    1.5

    O.432

    O.534

    O.633

    0.778

    O.339

    0.419

    0.497

    0.610

    O.0799

    0.0956

    0.110

    O.128

    O.24l

    0.29l

    0.339

    O.405

    O.133

    O.159

    O.183

    0.214

    O.200

    0.243

    0.282

    O.337

    26

    13

    O.8

    1

    1.2

    1.5

    0.470

    O.58l

    O.690

    0.848

    O.369

    O.456

    0.541

    0.666

    O.103

    O.124

    O.142

    O.168

    0.309

    0.376

    O.438

    0.524

    O.158

    0.190

    0.219

    O.258

    0.238

    0.289

    0.337

    O.403

    30

    10

    O.8

    1

    1.2

    1.5

    0.482

    0.597

    O.708

    O.871

    O.379

    0.469

    0.556

    0.684

    O.0647

    O.0769

    O.0878

    0.102

    0.38l

    0.463

    O.541

    O.649

    0.129

    O.154

    O.176

    0.204

    O.254

    0.309

    0.36l

    O.433

    30

    15

    0.8

    1

    1.2

    1.5

    O.545

    O.675

    O.803

    0.990

    0.428

    O.530

    0.630

    O.777

    O.162

    O.195

    O.226

    0.268

    O.48l

    O.587

    O.688

    O.829

    O.216

    0.260

    O.302

    0.358

    O.321

    O.391

    O.459

    O.552

    ?

    18

    O.8

    l

    1.2

    1.5

    0.583

    O.723

    O.859

    1.06

    0.458

    O.567

    0.675

    0-832

    0.244

    O.296

    0.345

    O.412

    0.542

    O.662

    O.776

    O.937

    0.27l

    O.329

    O.383

    0.457

    O.36l

    O.44l

    0.518

    O.624

    34

    17

    0.8

    1

    1.2

    1.5

    O.621

    0.769

    O.916

    1.13

    O.487

    0.604

    O.719

    O.888

    0.239

    O.290

    0.337

    O.403

    O.708

    0.864

    1.02

    1.23

    O.281

    0.34l

    0.396

    O.474

    O.417

    0.508

    0.599

    O.724

    43

    32

    2

    2.23

    1.75

    2.71

    4.34

    1.70

    2.02

    44

    22

    1

    1.2

    1.5

    2

    1.Ol

    1.20

    1.48

    1.95

    0.789

    0.941

    1.17

    1.53

    0.65l

    0.763

    0.920

    1.16

    1.92

    2.27

    2.77

    3.54

    O.592

    0.694

    O.836

    1.05

    0.875

    1.03

    1.26

    1.6l

    45

    15

    1

    1.2

    1.5

    2

    0.911

    1.09

    1.34

    1.76

    O.715

    O.852

    1.05

    1.38

    O.282

    0.327

    O.389

    0.478

    1.64

    1.93

    2.35

    2.99

    O.376

    O.436

    O.519

    O.637

    0.727

    O.857

    1.04

    1.33

    23

    1

    1.2

    1.5

    2

    1.04

    1.24

    1.53

    2.01

    0-814

    O.970

    1.20

    1.58

    0.734

    O.861

    1.04

    1.31

    2.09

    2.47

    3.Ol

    3.86

    O.638

    0.749

    O.904

    1.14

    O.929

    1.10

    1.34

    1.72

    28

    1

    1.2

    1.5

    2

    1.12

    1.33

    1.65

    2.17

    O.875

    1.05

    1.29

    1.70

    1.14

    1.34

    1.63

    2.07

    2.38

    2.8l

    3.44

    4.41

    O.813

    O.957

    1.16

    1.48

    1.06

    1.25

    1.53

    1.96

    50

    25

    l

    1.2

    1.5

    2

    1.15

    1.37

    1.70

    2.23

    O.900

    1.08

    1.33

    1.75

    O.969

    1.14

    1.38

    1.75

    2.85

    3.37

    4.13

    5.3l

    0.775

    O.912

    1.10

    1.40

    1.27

    1.35

    1.65

    2.12

    34

    17

    2

    1.48

    1.16

    O.496

    1.56

    0.584

    0.918

    36

    12

    O.8

    l

    1.2

    1.5

    0.583

    O.723

    0.859

    1.06

    0.458

    O.567

    O.675

    0.832

    O.115

    0.139

    0.159

    0.187

    0.670

    0.819

    0.961

    1.16

    O.192

    O.23l

    0.266

    O.312

    O.373

    0.455

    O.534

    O.644

    18

    0.8

    l

    1.2

    1.5

    2

    O.659

    0.817

    O.972

    1.20

    1.57

    0.518

    0.64l

    O.763

    O.944

    1.23

    O.286

    O.347

    O.405

    O.484

    0.600

    0.846

    1.04

    1.22

    1.48

    1.87

    O.318

    0.386

    O.450

    O.538

    O.667

    O.470

    0.576

    O.677

    O.82l

    1.04

    38

    26

    l

    1.2

    1.5

    2

    0.974

    1.16

    1.44

    1.89

    0.765

    0.9ll

    1.13

    1.48

    0.837

    0.983

    1.19

    1.50

    1.51

    1.78

    2.16

    2.76

    O.644

    0.756

    O.914

    1.16

    0.793

    0.935

    1.14

    1.45

    40

    20

    1

    1.2

    1.5

    2

    O.911

    1.09

    1.34

    1.76

    0.715

    O.852

    1.05

    1.38

    O.483

    0.565

    0.678

    0.847

    1.44

    1.69

    2.06

    2.62

    O.483

    0.565

    O.679

    O.847

    O.718

    O.846

    1.03

    1.3l

    43

    32

    1

    1.2

    1.5

    1.15

    1.37

    1.70

    0.900

    1.08

    1.33

    1.48

    1.75

    2.13

    2.34

    2.76

    3.38

    O.927

    l.09

    1.33

    1.09

    1.29

    1.57

    50

    39

    1

    1.2

    1.5

    2

    1.37

    1.63

    2.03

    2.67

    1.07

    1.28

    1.59

    2.10

    2.63

    3.10

    3.80

    4.88

    3.84

    4.55

    5.59

    7.21

    1.35

    1.59

    1.95

    2.50

    1.54

    1.82

    2.23

    2.88

    51

    17

    1

    1.2

    1.5

    2

    1.04

    1.24

    1.53

    2.Ol

    0.814

    0.970

    1.20

    1.58

    0.418

    0.488

    0.584

    O.723

    2.42

    2.85

    3.48

    4.45

    O.4s12

    0.574

    O.687

    O.851

    O.947

    1.12

    1.36

    1.75

    54

    28

    l

    1.2

    1.5

    2

    1.26

    1.50

    1.86

    2.45

    0.987

    1.18

    1.46

    1.92

    1.33

    1.57

    1.90

    2.43

    3.70

    4.38

    5.36

    6.92

    0.949

    1.12

    1.36

    1.73

    1.37

    1.62

    1.99

    2.56

    55

    23

    1

    1.2

    1.5

    2

    1.19

    1.42

    1.77

    2.32

    0.937

    1.12

    1.39

    1.82

    0.877

    1.03

    1.24

    1.57

    3.44

    4.07

    4.98

    6.41

    0.762

    O.895

    1.08

    1.36

    1.25

    1.48

    1.81

    2.33

    35

    l

    1.2

    1.5

    2

    2.5

    1.38

    1.65

    2.05

    2.70

    3.34

    1.09

    1.30

    1.6l

    2.12

    2.62

    2.22

    2.63

    3.21

    4.12

    4.95

    4.47

    5.31

    6.50

    8.39

    10.18

    1.27

    1.50

    1.83

    2.35

    2.83

    1.62

    1.93

    2.37

    3.05

    3.70

    56

    28

    1

    1.2

    1.5

    2

    2.5

    1.29

    1.54

    1.91

    2.5l

    3.10

    1.01

    1.21

    1.50

    1.97

    2.44

    1.37

    1.62

    1.97

    2.5l

    2.99

    4.04

    4.79

    5.86

    7.58

    9.16

    0.98l

    1.16

    1.41

    1.79

    2.13

    1.44

    1.71

    2.09

    2.71

    3.27

    60

    20

    1

    1.2

    1.5

    2

    2.5

    1.23

    1.46

    1.81

    2.39

    2.95

    O.962

    1.15

    1.42

    1.88

    2.3l

    0.696

    O.815

    O.982

    1.23

    1.45

    3.97

    4.70

    5.75

    7.41

    8.95

    0.696

    O.815

    O.982

    1.23

    1.45

    1.32

    1.57

    1.92

    2.47

    2.99

    30

    1

    1.2

    1.5

    2

    2.5

    1.38

    1.65

    2.05

    2.70

    3.34

    1.09

    1.30

    I.61

    2.12

    2.62

    1.70

    2.01

    2.45

    3.12

    3.73

    4.99

    5.92

    7.27

    9.40

    11.39

    1.14

    1.34

    I.63

    2.08

    2.49

    1.66

    1.97

    2.42

    3.13

    3.80

    64

    32

    1

    1.2

    1.5

    2

    2.5

    1.48

    1.77

    2.19

    2.89

    3.57

    1.16

    1.39

    1.72

    2.27

    2.81

    2.08

    2.46

    2.99

    3.83

    4.60

    6.08

    7.21

    8.86

    11.48

    13.95

    1.39

    1.53

    1.87

    2.39

    2.87

    1.90

    2.25

    2.77

    3.59

    4.36

    65

    35

    1

    1.2

    1.5

    2

    2.5

    1.54

    1.84

    2.29

    3.02

    3.73

    1.21

    1.44

    1.80

    2.37

    2.93

    2.57

    3.03

    3.7l

    4.76

    5.73

    6.68

    7.92

    9.74

    12.64

    15.37

    1.47

    1.73

    2.12

    2.72

    3.27

    2.06

    2.44

    3.00

    3.89

    4.73

    66

    22

    1

    1.2

    1.5

    2

    2.5

    1.35

    1.61

    2.00

    2.64

    3.26

    1.06

    1.27

    1.57

    2.07

    2.56

    O.937

    1.10

    1.33

    1.68

    1.98

    5.32

    6.29

    7.73

    1O.00

    12.40

    0.852

    1.00

    1.2l

    1.52

    1.80

    1.6l

    1.91

    2.34

    3.03

    3.67

    70

    35

    1.5

    2

    2.5

    2.40

    3.17

    3.93

    1.89

    2.49

    3.08

    3.96

    5.09

    6.12

    11.70

    15.20

    18.52

    2.26

    2.91

    3.50

    3.34

    4.34

    5.29

    72

    24

    1.5

    2

    2.5

    2.19

    2.89

    3.57

    1.72

    2.27

    2.8l

    1.75

    2.2l

    2.63

    10.10

    13.10

    15.9l

    1.46

    1.85

    2.19

    2_81

    3.64

    4.42

    76

    38

    1.5

    2

    2.5

    2.62

    3.46

    4.28

    2.05

    2.71

    3.36

    5.1l

    6.58

    7.94

    15.02

    19.59

    23.9I

    2.69

    3.46

    4.18

    3.95

    5.16

    6.29

    80

    40

    1.5

    2

    2.5

    2.76

    3.64

    4.52

    2.16

    2.86

    3.55

    5.99

    7.73

    9.35

    17.62

    22.97

    28.03

    3.00

    3.86

    4.67

    4.41

    5.74

    7.Ol

    81

    27

    1.5

    2

    2.5

    2.47

    3.27

    4.05

    1.94

    2.57

    3.18

    2.53

    3.23

    3.85

    14.53

    18.90

    23.02

    1.88

    2.39

    2.86

    3.59

    4.67

    5.68

    8.4

    42

    1.5

    2

    2.5

    2.90

    3.83

    4.75

    2.28

    3.Ol

    3.73

    6.97

    9.00

    10.9l

    20.47

    26.66

    32.64

    3.32

    4.29

    5.20

    4.87

    6.35

    7.77

    56

    1.5

    2

    2.5

    3.23

    4.27

    5.30

    2.53

    3.35

    4.16

    13.16

    17.18

    20.96

    24.69

    32.25

    39.52

    4.70

    6.14

    7.49

    5.88

    7.68

    9.4l

    90

    30

    1.5

    2

    2.5

    2.16

    3.64

    4.52

    2.76

    2.86

    3.55

    3.53

    4.5l

    5.4I

    20.08

    26.16

    32.01

    2.35

    3.00

    3.60

    4.46

    5.81

    7.11

    ?

    注:理論質(zhì)量計(jì)算

    ??? G=0.0123S(A+B一2S)

    ? 式中? G——每米鋼管的質(zhì)量(kg/m);

    ??? A、B——橢圓形鋼管的長軸、短軸(mm);

    ??? S——橢圓形鋼管的公稱壁厚(mm)。

    以鋼的密度為7.85g/cm3的計(jì)算公式。

    表6-43冷拔無縫平橢圓形鋼管的尺寸規(guī)格

    基本尺寸

    截面面積F

    /cm2

    理論質(zhì)量C

    /(kg/m)

    慣性矩

    截面系數(shù)

    A

    B

    S

    Jx

    JY

    Wx

    Wy

    mm

    cm4

    cm3

    6

    3

    O.8

    0.103

    0.0811

    0.000985

    O.00320

    O.00557

    0.0107

    8

    4

    0.8

    1

    0.144

    0.174

    0.113

    0.137

    0.00277

    O.00305

    O.00851

    O.00975

    O.0138

    0.0152

    O.0213

    0.0244

    9

    3

    0.8

    O.151

    O.119

    0.00159

    O.Ol07

    O.0106

    0.0237

    10

    5

    O.8

    1

    O.186

    O.226

    O.146

    0.177

    0.00598

    O.00675

    0.0178

    O.0208

    0.0239

    0.0270

    O.0357

    O.0416

    12

    4

    O.8

    1

    0.208

    O.254

    O.164

    O.200

    0.O0444

    O.00491

    0.0275

    O.0323

    O.0222

    0.0246

    0.0458

    O.0538

    6

    0.8

    l

    O.227

    O.277

    O.178

    0.218

    O.O111

    0.0127

    0.0323

    0.0380

    O.0369

    O.0424

    0.0538

    0.0634

    14

    7

    O.8

    1

    1.5

    O.268

    0.329

    0.469

    0.210

    0.258

    0.368

    O.0184

    0.0214

    O.0268

    0.0528

    O.0630

    O.0833

    O.0527

    O.0612

    0.0766

    0.0755

    0.0900

    O.119

    15

    5

    0.8

    l

    1.5

    O.266

    O.326

    O.465

    0.209

    O.256

    O.365

    O.00955

    O.0108

    O.0127

    0.0564

    0.067l

    O.0887

    O.0382

    0.0434

    O.0510

    O.0752

    O.0895

    0.118

    16

    8

    O.8

    1

    1.5

    O.309

    0.380

    O.546

    0.243

    O.298

    O.429

    0.0285

    O.0335

    O.0428

    O.0810

    0.0969

    O.13l

    0.0713

    0.0837

    O.107

    O.10l

    0.12l

    0.163

    17

    8.5

    0.8

    1

    1.5

    1.8

    2

    0.330

    0.406

    O.585

    0.685

    O.748

    O.259

    0.318

    O.459

    O.538

    0.588

    O.0347

    O.0409

    O.0529

    O.0580

    O.0606

    O.098l

    O.118

    0.159

    O.180

    O.192

    O.0817

    0.0962

    0.124

    0.136

    O.143

    O.115

    O.139

    0.188

    O.212

    O.226

    18

    6

    O.8

    1

    1.5

    1.8

    2

    O.323

    0.397

    O.572

    O.670

    O.731

    0.253

    O.312

    O.449

    0.526

    0.574

    0.0176

    O.0203

    0.0249

    0.0264

    0.0271

    O.10l

    O.12l

    0.164

    0.184

    0.196

    0.0587

    O.0677

    0.0829

    0.0881

    O.0903

    0.112

    O.134

    0.182

    0.206

    0.218

    18

    9

    1

    1.5

    1.8

    2

    O.43l

    0.623

    O.73l

    O.800

    0.339

    O.489

    0.574

    0.628

    0.0494

    O.0643

    O.0709

    O.0744

    O.141

    0.193

    0.218

    0.233

    O.110

    0.143

    0.158

    O.165

    O.157

    0.214

    0.242

    O.259

    20

    lO

    1

    1.5

    1.8

    2

    O.483

    O.701

    0.824

    0.903

    O.379

    O.550

    O.647

    O.709

    O.0697

    O.0920

    0.102

    O.108

    O.198

    O.272

    0.3lO

    O.333

    O.139

    O.184

    0.205

    0.216

    O.198

    O.272

    O.310

    0.333

    21

    7

    1

    1.5

    1.8

    2

    O.469

    O.679

    O.798

    0.874

    0.368

    O.533

    O.627

    0.686

    O.O342

    O.0431

    0.0466

    O.0483

    0.198

    0.271

    O.308

    O.33l

    0.0976

    O.123

    O.133

    O.138

    O.188

    0.258

    O.294

    0.315

    2.4

    8

    l

    1.5

    1.8

    2

    O.540

    O.786

    O.927

    1.02

    O.424

    O.617

    O.727

    O.798

    O.0532

    0.0686

    O.0752

    0.0786

    O.302

    O.419

    O.480

    0.516

    O.133

    0.172

    0.188

    O.197

    0.251

    0.349

    O.400

    O.430

    12

    l

    1.5

    1.8

    2

    0.586

    O.855

    1.Ol

    1.11

    0.460

    O.671

    0.792

    O.870

    0.126

    O.168

    0.19l

    O.203

    O.35l

    O.491

    O.564

    O.609

    0.209

    0.279

    O.318

    O.339

    0.293

    O.409

    O.470

    0.508

    25

    18.5

    1

    1.5

    1.8

    2

    O.680

    0.996

    1.18

    1.30

    O.535

    O.782

    O.926

    1.02

    0.3Il

    0.433

    O.497

    0.536

    O.473

    O.667

    O.770

    0.833

    O.336

    0.468

    O.537

    0.580

    O.379

    0.533

    O.616

    O.666

    26

    13

    l

    1.5

    l.8

    2

    O.637

    O.932

    1.10

    1.21

    O.500

    0.732

    0.864

    0.95l

    0.162

    O.22l

    O.250

    O.267

    O.452

    0.634

    O.732

    0.792

    O.249

    O.340

    0.385

    O.411

    O.348

    O.488

    O.563

    O.609

    27

    8.5

    1

    1.5

    1.8

    2

    O.606

    0.885

    1.05

    1.15

    O.475

    O.695

    O.820

    O.90l

    O.0692

    0.0902

    0.0993

    0.104

    0.457

    0.600

    0.690

    0.748

    O.163

    O.212

    0.234

    O.245

    O.338

    0.444

    O.5ll

    0.554

    13.5

    1

    1.5

    1.8

    2

    0.663

    O.971

    1.15

    1.26

    O.520

    0.762

    O.901

    0.992

    0.183

    O.250

    O.284

    O.304

    0.509

    0.715

    O.827

    0.896

    0.27l

    0.370

    O.420

    0.450

    0.377

    0.530

    O.612

    O.664

    30

    lO

    1

    1.5

    2

    0.683

    1.00

    1.30

    0.536

    0.786

    1.02

    O.110

    0.147

    O.173

    O.608

    O.857

    1.07

    O.22l

    0.294

    0.347

    O.405

    O.57l

    O.716

    15

    l

    1.5

    2

    O.740

    1.09

    1.42

    0.581

    0.853

    1.11

    0.256

    0.353

    0.432

    O.707

    1.00

    1.26

    0.34l

    0.470

    O.576

    0.472

    0.667

    0.840

    34

    17

    l

    1.5

    2

    0.843

    1.24

    1.62

    0.662

    0.973

    1.27

    O.379

    0.529

    O.655

    1.04

    1.49

    1.88

    0.446

    O.622

    0.770

    O.614

    0.874

    1.11

    36

    12

    1

    1.5

    2

    0.826

    1.22

    1.59

    O.648

    0.954

    1.25

    0.198

    O.270

    O.325

    1.07

    1.53

    1.93

    O.33l

    O.449

    0.542

    O.596

    O.849

    1.07

    39

    13

    l

    1.5

    2

    0.897

    1.32

    1.73

    0.704

    1.04

    1.36

    0.256

    O.351

    O.426

    1.37

    1.97

    2.50

    O.394

    0.539

    O.656

    O.705

    1.0l

    1.28

    40

    20

    1

    1.5

    2

    O.997

    1.47

    1.93

    0.783

    1.16

    1.52

    0.63l

    O.890

    1.11

    1.72

    2.48

    3.16

    O.632

    O.890

    1.11

    O.862

    1.24

    1.58

    45

    15

    1

    1.5

    2

    1.04

    1.54

    2.02

    0.816

    1.21

    1.58

    0.403

    O.559

    0.688

    2.14

    3.08

    3.94

    O.537

    0.745

    O.917

    0.950

    1.37

    1.75

    50

    25

    l

    1.5

    2

    1.25

    1.86

    2.45

    0.924

    1.46

    1.92

    1.26

    1.81

    2.29

    3.43

    4.96

    6.39

    1.01

    1.44

    1.83

    1.37

    1.99

    2.56

    5l

    17

    1

    1.5

    2

    1.18

    1.75

    2.30

    0.929

    1.37

    l.8l

    O.597

    0.836

    1.04

    3.14

    4.54

    5.84

    0.703

    O.984

    1.22

    1.23

    1.78

    2.29

    60

    20

    1

    1.5

    2

    1.40

    2.07

    2.73

    1.10

    1.63

    2.14

    O.9913

    1.41

    1.77

    5.17

    7.52

    9.72

    0.993

    1.4l

    1.77

    1.72

    2.51

    3.24

    30

    1

    1.5

    2

    1.51

    2.24

    2.96

    1.19

    1.76

    2.32

    2.22

    3.20

    4.09

    5.99

    8.72

    11.30

    1.48

    2.13

    2.73

    2.00

    2.9l

    3.77

    64

    32

    1

    1.5

    2

    1.6l

    2.40

    3.17

    1.27

    1.88

    2.49

    2.7l

    3.9l

    5.Ol

    7.29

    10.7

    13.8

    1.69

    2.44

    3.13

    2.28

    3.33

    4.32

    66

    22

    l

    1.5

    2

    1.54

    2.29

    3.02

    1.2l

    1.80

    2.37

    1.34

    1.90

    2.40

    6.92

    10.1

    13.1

    1.22

    1.73

    2.18

    2.10

    3.06

    3.97

    69

    17

    1

    1.5

    2

    1.54

    2.29

    3.02

    1.2l

    1.80

    2.37

    O.828

    1.16

    1.45

    7.2,4

    10.6

    13.7

    0.974

    1.37

    1.70

    2.10

    3.06

    3.97

    70

    35

    1

    1.5

    2

    1.77

    2.63

    3.47

    1.39

    2.06

    2.73

    3.57

    5.17

    6.65

    9.58

    14.O

    18.2

    2.04

    2.95

    3.80

    2.74

    4.00

    5.2l

    72

    24

    1.5

    2

    2.5

    2.50

    3.30

    4.09

    1.96

    2.59

    3.21

    2.50

    3.17

    3.78

    13.2

    17.2

    20.9

    2.08

    2.64

    3.15

    3.67

    4.76

    5.8I

    80

    40

    1.5

    2

    2.5

    3.Ol

    3.99

    4.95

    2.37

    3.13

    3.88

    7.82

    10.1

    12.2

    21.1

    27.6

    33.7

    3.9l

    5.05

    6.12

    5.28

    6.89

    8.43

    81

    27

    1.5

    2

    2.5

    2.82

    3.73

    4.62

    2.22

    2.93

    3.63

    3.62

    4.62

    5.53

    19.0

    24.7

    30.2

    2.68

    3.42

    4.09

    4.68

    6.10

    7.45

    90

    30

    1.5

    2

    2.5

    3.14

    4.16

    5.16

    2.47

    3.27

    4.05

    5.03

    6.45

    7.75

    26.2

    34.2

    41.9

    3.35

    4.30

    5.17

    5.81

    7.59

    9.31

    ?

    注:理論質(zhì)量計(jì)算

    ??? G=0.0157S(A+0.5708B一1.5708S)

    ? ??式中? G——每米鋼管的質(zhì)量(kg/m)

    ??? A、B——平橢圓鋼管的長與寬(mm);

    ??? S——平橢圓鋼管的公稱壁厚(mm)。

    以鋼的密度為7.85g/cm3的計(jì)算公式。

    表6-44冷拔無縫內(nèi)外六角形鋼管的尺寸規(guī)格

    基本尺寸

    截面面積F

    /cm2

    理論質(zhì)量C

    /(kg/m)

    慣性矩

    截面系數(shù)

    B

    S

    Jx=JY

    Wx

    Wy

    mm

    cm4

    cm3

    8

    1.5

    2

    0.320

    0.383

    0.251

    O.301

    O.0201

    0.0218

    0.0503

    O.0544

    O.0436

    O.047l

    10

    1.5

    2

    O.424

    O.522

    O.333

    0.4lO

    O.0445

    O.0503

    O.0890

    O.101

    O.077l

    0.0871

    12

    1.5

    2

    0.527

    O.661

    0.414

    0.519

    0.0835

    O.0970

    O.139

    0.162

    O.12l

    0.140

    14

    1.5

    2

    0.63l

    0.799

    0.496

    O.627

    O.14l

    O.167

    O.20l

    O.238

    O.174

    0.206

    17

    1.5

    2

    2.5

    3

    O.787

    1.01

    1.20l

    1.38

    0.618

    0.791

    O.946

    1.09

    0.268

    0.324

    O.368

    O.401

    O.315

    0.382

    0.433

    O.47l

    0.273

    O.33l

    O.375

    O.408

    19

    1.5

    2

    2.5

    3

    0.891

    1.15

    1.38

    1.59

    O.700

    0.899

    1.08

    1.25

    O.385

    O.472

    O.541

    O.595

    O.406

    O.496

    O.569

    0.626

    O.351

    O.430

    0.493

    O.542

    22

    1.5

    2

    2.5

    3

    1.05

    1.35

    1.64

    1.90

    O.822

    1.06

    1.29

    1.49

    O.619

    O.767

    0.89l

    O.992

    0.563

    O.697

    0.8lO

    0.902

    O.488

    O.604

    O.70l

    O.78l

    24

    2

    2.5

    3

    4

    1.49

    1.81

    2.1l

    2.64

    1.17

    1.42

    1.66

    2.07

    1.02

    1.19

    1.34

    1.55

    0.85l

    O.994

    1.11

    1.29

    O.737

    0.861

    0.965

    1.12

    27

    2

    2.5

    3

    3.5

    4

    1.70

    2.07

    2.42

    2.75

    3.06

    1.33

    1.63

    1.90

    2.16

    2.40

    1.50

    1.76

    1.99

    2.19

    2.35

    1.11

    1.31

    1.48

    1.62

    1.74

    0.96l

    1.13

    1.28

    1.40

    1.51

    30

    2

    2.5

    3

    3.5

    4

    1.9l

    2.33

    2.73

    3.11

    3.47

    1.50

    1.83

    2.15

    2.44

    2.73

    2.10

    2.49

    2.83

    3.13

    3.39

    1.40

    1.66

    1.89

    2.09

    2.26

    1.2l

    1.44

    1.64

    1.8l

    1.96

    32

    2

    2.5

    3

    3.5

    4

    2.05

    2.50

    2.94

    3.36

    3.75

    1.6l

    1.9r7

    2.3l

    2.63

    2.94

    2.59

    3.08

    3.51

    3.89

    4.22

    1.62

    1.92

    2.19

    2.43

    2.64

    1.40

    1.66

    1.90

    2.11

    2.29

    36

    2

    2.5

    3

    3.5

    4

    2.32

    2.85

    3.36

    3.84

    4.31

    1.82

    2.24

    2.64

    3.02

    3.38

    3.77

    4.50

    5.17

    5.76

    6.29

    2.09

    2.50

    2.87

    3.20

    3.50

    1.8l

    2.17

    2.49

    2.77

    3.03

    4l

    3

    3.5

    4

    4.5

    5

    3.88

    4.45

    5.00

    5.53

    6.03

    3.04

    3.49

    3.92

    4.34

    4.74

    7.89

    8.85

    9.72

    10.51

    11.22

    3.85

    4.32

    4.74

    5.13

    5.47

    3.33

    3.74

    4.11

    4.44

    4.74

    46

    3

    3.5

    4

    4.5

    5

    4.40

    5.05

    5.69

    6.3l

    6.90

    3.45

    3.97

    4.47

    4.95

    5.42

    11.43

    12.88

    14.21

    15.43

    16.55

    4.97

    5.60

    6.18

    6.71

    7.19

    4.30

    4.85

    5.35

    5.81

    6.23

    55

    3

    3.5

    4

    4.5

    5

    5.33

    6.15

    6.94

    7.71

    8.46

    4.19

    4.82

    5.45

    6.05

    6.64

    20.22

    22.9l

    25.42

    27.78

    29.97

    7.35

    8.33

    9.25

    10.10

    1O.90

    6.37

    7.21

    8.0l

    8.75

    9.44

    65

    3

    3.5

    4

    4.5

    5

    6.37

    7.36

    8.32

    9.27

    10.19

    5.00

    5.78

    6.53

    7.28

    8.00

    34.28

    39.02

    43.51

    47.75

    51.76

    10.55

    12.00

    13.39

    14.69

    15.93

    9.13

    lO.40

    11.59

    12.72

    13.79

    75

    4

    4.5

    5

    5.5

    6

    9.71

    lO.83

    11.92

    13.oo

    14.05

    7.62

    8.50

    9.36

    10.20

    11.03

    68.62

    75.57

    82.18

    88.48

    94.47

    18.30

    20.15

    21.92

    23.59

    25.19

    15.85

    17.45

    18.98

    20.43

    21.82

    85

    4

    4.5

    5

    5.5

    6

    11.09

    12.39

    13.65

    14.90

    16.13

    8.7l

    9.72

    10.72

    11.70

    12.66

    101.9

    112.5

    122.7

    132.4

    141.8

    23.98

    26.47

    28.87

    31.16

    33.36

    20.77

    22.93

    25.00

    26.98

    28.89

    95

    4

    4.5

    5

    5.5

    6

    12.48

    13.94

    15.89

    16.81

    18.2l

    9.80

    10.95

    12.08

    13.19

    14.29

    144.5

    159.9

    174.7

    189.0

    202.7

    30.43

    33.66

    36.78

    39.78

    42.67

    26.35

    29.15

    31.85

    34.45

    36.95

    105

    4

    4.5

    5

    5.5

    6

    13.87

    15.50

    17.12

    18.7l

    20.29

    10.88

    12.17

    13.44

    14.69

    15.92

    197.7

    219.0

    239.7

    259.7

    279.O

    37.65

    41.72

    45.66

    49.46

    53.14

    32.60

    36.13

    39.54

    42.84

    46.02

    ?

    注:理論質(zhì)量計(jì)算

    ??? G=0.02719S(B一1.2327S)

    ? 式中? G——每米鋼管的質(zhì)量(kg/m);

    ??? B——六角鋼管的對(duì)邊距離(mm)

    ??? S——六角鋼管的公稱壁厚(mm)。

    以鋼管R=1.5S時(shí),鋼的密度為7.85/cm3的計(jì)算公式。

    表6-45冷拔無縫直角梯形鋼管的尺寸規(guī)格

    基本尺寸

    截面面積F

    /cm2

    理論質(zhì)量G

    /(kg/m)

    慣性矩

    截面系數(shù)

    A

    B

    H

    S

    Jx

    Jx1

    WxB

    WxA

    mm

    cm4

    cm3

    25

    lO

    30

    2

    1.68

    1.32

    1.88

    6.5l

    1.09

    5.06

    30

    25

    20

    2

    1.68

    1.32

    1.0l

    3.89

    0.980

    4.0l

    30

    1.5

    1.59

    1.25

    2.13

    8.25

    1.38

    5.67

    32

    25

    20

    2

    1.72

    1.35

    1.04

    3.95

    0.998

    4.12

    35

    20

    35

    1.8

    2.07

    1.62

    3.56

    12.95

    1.87

    8.14

    30

    25

    2

    2.09

    1.64

    2.00

    7.75

    1.56

    6.36

    25

    30

    2

    2.18

    1.71

    2.88

    10.82

    1.82

    7.63

    45

    40

    60

    1.5

    2.95

    2.31

    15.42

    60.42

    5.04

    20.54

    32

    50

    1.8

    3.01

    2.36

    10.90

    41.09

    4.13

    17.42

    50

    40

    35

    1.5

    2.27

    1.78

    4.55

    17.42

    2.51

    10.33

    30

    1.5

    2.12

    1.66

    3.19

    12.20

    2.05

    8.45

    30

    1.7

    2.39

    1.87

    3.55

    13.57

    2.28

    9.40

    35

    60

    2.2

    4.25

    3.34

    21.65

    81.50

    6.82

    28.86

    45

    30

    1.2

    1.77

    1.39

    2.76

    10.79

    l.81

    7.32

    1.4

    2.05

    1.61

    3.16

    12.36

    2.07

    8.39

    1.7

    2.47

    1.94

    3.73

    14.60

    2.45

    9.9l

    1.8

    2.6l

    2.05

    3.92

    15.32

    2.57

    lO.40

    2

    2.89

    2.27

    4.27

    16.71

    2.80

    11.34

    40

    1.8

    2.97

    2.33

    7.62

    29.85

    3.74

    15.19

    53

    48

    47

    1.7

    3.16

    2.48

    11.07

    43.45

    4.64

    18.80

    55

    50

    40

    1.8

    3.15

    2.48

    8.29

    32.48

    4.07

    16.50

    60

    55

    50

    1.5

    3.10

    2.43

    12.66

    49.77

    4.99

    20.02

    ?

    注:理論質(zhì)量計(jì)算

    ?

    ????????????????????????????a

    G=(2hs+AS+BS- —————+O.01746a一4.7529S2)0.00785

    ??????????????????????????????a

    ???????????????????????tan?——

    ??????????????????????????????2

    ?

    ????????????????????????????H

    ???????? a=asctan—————?????????????????

    ??????????????????????????A-B

    ?式中? G——每米鋼管的質(zhì)量(kg/m);

    ??? A——直角梯形鋼管的下底(mm);

    ?? ?B——直角梯形鋼管的上底(mm);

    ??? H——直角梯形鋼管的高(mm);

    ??? S——直角梯形鋼管的公稱壁厚(mm)。

    以上鋼管R=1.5S時(shí),鋼的密度為7.85g/cm3的計(jì)算公式。

    (2)允許偏差見表6-46、表6-47

    表6-46冷拔無縫異型鋼管的尺寸允許偏差

    尺寸/mm

    精確度

    邊凹凸度

    壁厚

    /mm

    精確度

    普通級(jí)

    高級(jí)

    普通級(jí)

    高級(jí)

    普通級(jí)

    高級(jí)

    邊長≤30

    ±0.3mm

    士O.2mm

    0.2mm

    0.1mm

    ≤1

    ±O.18mm

    士O.12mm

    >30~50

    ±0.4mm

    ±0.3mm

    0.3mm

    O.15mm

    >l~3

    +15%

    -10%

    +12%

    -10%

    >50~75

    ±O.8%

    ±0.7%

    O.8%

    0.5%

    >3

    +12%

    -10%

    ±10%

    >75

    ±l%

    士O.8%

    O.9%

    O.6%

    ?

    注:1.鋼管通常長度為1.5-9m。

    ? 2.精度等級(jí)應(yīng)在合同中注明,如未注明則按普通級(jí)供應(yīng)。

    ? 3.經(jīng)供需雙方協(xié)議,壁厚≥4mm的鋼管允許偏差亦可按:+12.5%

    -15%???? 交貨。

    表6-47冷拔無縫異型鋼管的彎曲度和扭轉(zhuǎn)值

    鋼管的彎曲度

    對(duì)方形、矩形、直角梯形鋼管的扭轉(zhuǎn)值

    精度等級(jí)

    彎曲度/(mm/m)

    總彎曲度(%)

    鋼管邊長/mm

    每米鋼管允許最大扭轉(zhuǎn)值/mm

    普通級(jí)

    ≤5

    ≤O.5

    ≤30

    1.5

    >30~50

    2.0

    高級(jí)

    ≤3

    ≤0.3

    >50~75

    2.5

    >75

    3.O

    ?

    (3)力學(xué)性能見表6-48。

    表6-48冷拔無縫異型鋼管的力學(xué)性能

    牌? 號(hào)

    抗拉強(qiáng)度ób/MPa

    屈服點(diǎn)ó s/MPa

    伸長率δ 5(%)

    10

    335

    205

    24

    15

    375

    225

    22

    20

    390

    245

    20

    25

    450

    275

    19

    30

    490

    285

    18

    35

    5lO

    305

    17

    40

    550

    315

    15

    45

    590

    335

    14

    50

    620

    355

    12

    09MnV

    430

    2915

    22

    16Mn

    510

    345

    21

    15MnV

    530

    390

    18

    ?

    ?注:1.冷拔無縫異型鋼管適用于制作各種結(jié)構(gòu)件及零件。

    ???  2.牌號(hào)及化學(xué)成分應(yīng)符合GB/T699《優(yōu)質(zhì)碳素結(jié)構(gòu)鋼》及GB/T159l《低合金結(jié)構(gòu)鋼》的規(guī)定。

    ?