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雅博体育壁厚及偏差标准

点击次数:   更新时间:2020-08-21 19:12     来源:www.pe-guan.cn关闭分    享:
雅博体育壁厚及偏差 管材的最小壁厚 ey,min 等于公称壁厚 en。管材任一点的壁厚公差应符合下表的规定。

表 9 任一点的壁厚公差

最小壁厚
公差

 

最小壁厚

 

 

公差

 

最小壁厚

 

 

公差

> ≤

 

 

4.0

4.6

0.7

27.0

27.5

5.4

47.0

47.5

9.4

4.6

5.3

0.8

27.5

28.0

5.5

47.5

48.0

9.5

5.3

6.0

0.9

28.0

28.5

5.6

48.0

48.5

9.6

6.0

6.6

1.0

28.5

29.0

5.7

48.5

49.0

9.7

6.6

7.3

1.1

29.0

29.5

5.8

49.0

49.5

9.8

7.3

8.0

1.2

29.5

30.0

5.9

49.5

50.0

9.9

8.0

8.6

1.3

30.0

30.5

6.0

50.0

50.5

10.0

8.6

9.3

1.4

30.5

31.0

6.1

50.5

51.0

10.1

9.3

10.0

1.5

31.0

31.5

6.2

51.0

51.5

10.2

10.0

10.6

1.6

31.5

32.0

6.3

51.5

52.0

10.3

10.6

11.3

1.7

32.0

32.5

6.4

52.0

52.5

10.4

11.3

12.0

1.8

32.5

33.0

6.5

52.5

53.0

10.5

12.0

12.6

1.9

33.0

33.5

6.6

53.0

53.5

10.6

12.6

13.3

2.0

33.5

34.0

6.7

53.5

54.0

10.7

13.3

14.0

2.1

34.0

34.5

6.8

54.0

54.5

10.8

14.0

14.6

2.2

34.5

35.0

6.9

54.5

55.0

10.9

14.6

15.3

2.3

35.0

35.5

7.0

55.0

55.5

11.0

15.3

16.0

2.4

35.5

36.0

7.1

55.5

56.0

11.1

16.0

16.5

3.2

36.0

36.5

7.2

56.0

56.5

11.2

16.5

17.0

3.3

36.5

37.0

7.3

56.5

57.0

11.3

17.0

17.5

3.4

37.0

37.5

7.4

57.0

57.5

11.4

17.5

18.0

3.5

37.5

38.0

7.5

57.5

58.0

11.5

18.0

18.5

3.6

38.0

38.5

7.6

58.0

58.5

11.6

18.5

19.0

3.7

38.5

39.0

7.7

58.5

59.0

11.7

19.0

19.5

3.8

39.0

39.5

7.8

59.0

59.5

11.8

19.5

20.0

3.9

39.5

40.0

7.9

59.5

60.0

11.9

20.0

20.5

4.0

40.0

40.5

8.0

60.0

60.5

12.0

20.5

21.0

4.1

40.5

41.0

8.1

60.5

61.0

12.1

21.0

21.5

4.2

41.0

41.5

8.2

61.0

61.5

12.2

21.5

22.0

4.3

41.5

42.0

8.3

 

 

 

22.0

22.5

4.4

42.0

42.5

8.4

 

 

 

22.5

23.0

4.5

42.5

43.0

8.5

 

 

 

23.0

23.5

4.6

43.0

43.5

8.6

 

 

 

23.5

24.0

4.7

43.5

44.0

8.7

 

 

 

24.0

24.5

4.8

44.0

44.5

8.8

 

 

 

24.5

25.0

4.9

44.5

45.0

8.9

 

 

 

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