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对夹式止回阀 铜制对夹旋启式止回阀及铜制对夹蝶式止回阀阀体的最小壁厚_阀门标准

对夹式止回阀 铜制对夹旋启式止回阀及铜制对夹蝶式止回阀阀体的最小壁厚

公称

尺寸

DN

公  称  压  力  PN

10

16

25

40

63

100

160

250

320

400

20

50

110

150

260

420

阀体的最小壁厚/mm

50

6.5

7.9

8.8

9.3

10.0

11.2

15.8

19.1

19.9

21.3

8.6

9.7

11.2

19.1

19.1

22.4

65

7.3

8.7

10.0

10.7

11.4

11.9

18.0

22.4

22.9

24.2

9.7

11.2

11.9

22.4

22.4

25.4

80

7.8

9.4

10.7

11.4

12.1

12.7

19.1

23.9

26.0

28.8

10.4

11.9

12.7

19.1

23.9

30.2

100

8.4

10.3

11.5

12.2

13.4

16.0

21.3

28.7

30.9

34.1

11.2

12.7

16.0

21.3

28.7

35.8

125

9.0

11.2

11.9

13.2

15.0

17.4

23.5

33.4

36.3

40.2

11.5

14.1

17.4

23.5

33.4

42.2

150

10.0

11.9

12.6

14.6

16.7

19.1

26.2

38.1

41.5

46.2

11.9

16.0

19.1

26.2

38.1

48.5

200

11.0

12.7

13.5

15.9

19.2

25.4

31.8

47.8

52.6

59.0

12.7

17.5

25.4

31.8

47.8

62.0

250

12.1

14.2

15.0

17.5

21.2

28.7

36.6

57.2

59.9

14.2

19.1

28.7

36.6

57.2

67.6

300

12.8

15.3

16.8

19.1

23.0

31.8

42.2

16.0

20.6

31.8

42.2

66.8

86.6

350

13.4

15.9

17.7

20.5

25.2

35.1

16.8

22.4

35.1

46.0

69.9

400

14.0

16.4

18.6

21.8

27.0

17.5

23.9

38.1

52.3

79.5

450

14.6

16.9

19.5

23.0

18.3

25.4

41.4

57.2

88.9

500

15.3

17.6

20.4

24.3

19.1

26.9

44.5

63.5

98.6

600

16.5

19.6

22.2

27.0

20.6

30.2

50.8

73.2

114.3

650

21.3

31.9

54.1

78.5

700

17.6

21.0

25.0

22.0

33.5

57.3

83.8

750

23.1

35.1

60.5

89.1

800

19.2

23.0

28.0

24.0

38.0

63.8

94.4

900

20.3

24.1

29.4

25.4

39.9

70.4

105.0

1000

21.5

25.6

31.8

26.9

43.1

77.3

115.7

1050

27.7

44.7

80.0

121.0

1200

24.2

28.7

30.2

49.5

90.3

1350

32.8

54.8

100.7

1400

27.1

32.2

33.9

56.4

104.1

1500

35.7

59.8

111.0

1600

30.1

35.7

37.6

1650

38.6

1800

31.7

37.6

39.6

1950

44.0

2000

36.0

42.8

45.0

2100

46.8

 

文章来源:中国泵阀网

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