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熱軋定徑20#鋼管的壁厚有多大的偏差?

編輯時間:2013/8/12 15:48:50   作者:聊城吹氧管廠   來源:http://www.suzukisprockets.com   閱讀次數: 10

山東聊城20#鋼管廠生產的熱軋20#鋼管外徑及壁厚公差對比

壁厚       外徑

 

6.5

7

8

8.5

9

10

12

32

4.088

 

 

 

 

 

 

38

5.049

 

 

 

 

 

 

42

5.691

 

 

 

 

 

 

45

6.172

 

 

 

 

 

 

50

6.973

7.423

8.286

8.699

 

 

 

54

7.614

8.114

9.075

9.538

 

 

 

57

8.095

8.632

9.667

10.167

 

 

 

60

8.576

9.149

10.259

10.796

 

 

 

63.5

9.137

9.754

10.950

11.529

 

 

 

68

9.858

10.530

11.838

12.473

 

 

 

70

10.179

10.876

12.232

12.892

13.539

14.797

17.164

73

10.660

11.394

12.824

13.521

14.205

15.537

18.052

76

11.141

11.912

13.416

14.150

14.871

16.277

18.940

89

13.225

14.156

15.981

16.875

17.756

19.483

22.787

108

16.270

17.436

19.729

20.858

21.973

24.168

28.410

133

20.278

21.751

24.662

26.098

27.522

30.334

35.809

159

24.446

26.240

29.791

31.548

33.293

36.746

43.503

219

34.064

36.598

41.629

44.126

46.610

51.543

61.259

273

42.720

45.920

52.283

55.445

58.596

64.860

77.240

325

51.056

54.897

62.542

66.346

70.137

77.684

92.629

355

55.865

60.076

68.460

72.634

76.796

85.082

101.507

377

59.391

63.873

72.801

77.246

81.679

90.508

108.018

426

67.246

72.332

82.468

87.518

92.555

102.592

122.519

450

71.093

76.475

87.203

92.549

97.882

108.511

129.621

480

75.902

81.654

93.122

98.837

104.540

115.909

138.499

530

83.917

90.286

102.987

109.319

115.638

128.240

153.296

630

99.947

107.549

122.716

130.281

137.833

152.902

182.890


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