钢管尺寸壁厚对照表

材质为10＃、20＃、35＃、45＃、27simn、16mn、15crmo、35crmo、12crimov等。

钢管尺寸换算表：

钢管尺寸对应

精确值 统称直径

DN

4分 DN15 φ21.3 φ18

6分 DN20 φ26.9 φ25

1寸 DN25 φ33.7 φ32

1.2寸 DN32 φ42.4 φ38

1.5寸 DN40 φ48.3 φ45

2寸 DN50 φ60.3 φ57

2.5寸 DN65 φ76.1 φ76

3寸 DN80 φ88.9 φ89

4寸 DN100 φ114.3 φ108

5寸 DN125 φ139.7 φ140

6寸 DN150 φ168.3 φ159

8寸 DN200 φ219.1 φ219

10寸 DN250 φ273 φ273

12寸 DN300 φ323.9 φ325

14寸 DN350 φ355.6 φ377

16寸 DN400 φ406.4 φ426

18寸 DN450 φ457 φ480

20寸 DN500 φ508 φ530

24寸 DN600 φ610 φ630

28寸 DN700 φ711 φ720

32寸 DN800 φ813 φ820

36寸 DN900 φ914 φ920

40寸 DN1000 φ1016 φ1020

无缝钢管理论重量表

单位：壁 厚

Kg/m

外 径 3

32 2.146

38 2.589

42 2.885

45 3.107

50 3.477

3.5

2.460

2.978

3.323

3.582

4.014

4

2.762

3.354

3.749

4.044

4.538

4.5

3.052

3.718

4.162

4.495

5.049

5

3.329

4.069

4.562

4.932

5.549

5.5

3.594

4.408

4.951

5.358

6.036

6

3.847

4.735

5.327

5.771

6.511

54 3.773

57 3.995

60 4.217

63.5 4.476

68 4.809

70 4.957

73 5.179

76 5.401

89 6.363

108 7.768

133 11.178

159 13.422

219 18.601

273 23.262

325 27.750

355 38.897

377 41.339

426 46.777

450

480

530

630

单位：壁 厚

Kg/m

外 径 6.5

32 4.088

38 5.049

42 5.691

45 6.172

50 6.973

54 7.614

57 8.095

60 8.576

63.5 9.137

68 9.858

70 10.179

73 10.660

76 11.141

89 13.225

108 16.270

4.359

4.618

4.877

5.179

5.567

5.740

5.999

6.258

7.380

9.020

12.725

15.290

21.209

26.536

31.665

43.158

45.871

51.913

7

7.423

8.114

8.632

9.149

9.754

10.530

10.876

11.394

11.912

14.156

17.436

4.932

5.228

5.524

5.869

6.313

6.511

6.807

7.103

8.385

10.259

14.261

17.146

23.805

29.797

35.568

47.406

50.390

57.036

8

8.286

9.075

9.667

10.259

10.950

11.838

12.232

12.824

13.416

15.981

19.729

5.493

5.826

6.159

6.548

7.047

7.269

7.602

7.935

9.378

11.486

15.783

18.989

26.388

33.046

39.458

51.641

54.897

62.147

8.5

8.699

9.538

10.167

10.796

11.529

12.473

12.892

13.521

14.150

16.875

20.858

6.042

6.412

6.782

7.214

7.768

8.015

8.385

8.755

10.358

12.701

17.294

20.821

28.959

36.283

43.337

9

13.539

14.205

14.871

17.756

21.973

6.578

6.985

7.392

7.867

8.477

8.749

9.156

9.563

11.326

13.903

18.792

22.639

31.517

39.508

47.202

10

14.797

15.537

16.277

19.483

24.168

7.103

7.546

7.990

8.508

9.174

9.470

9.914

10.358

12.281

15.093

12

17.164

18.052

18.940

22.787

28.410

133

159

219

273

325

355

377

426

450

480

530

630

20.278

24.446

34.064

42.720

51.056

55.865

59.391

67.246

71.093

75.902

83.917

99.947

21.751

26.240

36.598

45.920

54.897

60.076

63.873

72.332

76.475

81.654

90.286

107.549

24.662

29.791

41.629

52.283

62.542

68.460

72.801

82.468

87.203

93.122

102.987

122.716

26.098

31.548

44.126

55.445

66.346

72.634

77.246

87.518

92.549

98.837

109.319

130.281

27.522

33.293

46.610

58.596

70.137

76.796

81.679

92.555

97.882

104.540

115.638

137.833

30.334 35.809

36.746 43.503

51.543 61.259

64.860 77.240

77.684 92.629

85.082 101.507

90.508 108.018

102.592 122.519

108.511 129.621

115.909 138.499

128.240 153.296

152.902 182.890