方钢尺寸规格参数表.docx

方钢尺寸规格参数表.docx

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方钢尺寸规格参数表

方钢尺寸规格参数表

时间：

2021.03.04

创作：

欧阳地

（1）尺寸规格见表6—40-表6—45。

国标号GB/76728-2007

表6-40冷拔无缝方形钢管的尺寸规格

基本尺寸

截面面积F／cm2

理论质量G／（kg／m）

惯性矩Jx=Jy／cm4

截面系数Wx=Wy／cm3

A

S

mm

12

O.8

1.0

O.348

0423

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

0453

O.624

O.763

O.874

22

1

1.5

27

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

378

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

1821

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：

理论质量计算

   G=0.0157S（A+A一2.8584S）

 式中 G——每米钢管的质量（kg／m）；

   A——方形钢管的边长（mm）；

   S——方形钢管的公称壁厚（mm）.

以钢管R=1.5S时，钢的密度为7.85g／cm3的计算公式。

表6-41冷拔无缝矩形钢管的尺寸规格

基本尺寸

截面面积F

／cm2

理论质量G

／（kg／m）

惯性矩

截面系数

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