液压传动和通用连接件.ISO 261米制螺纹和O形密封圈的端口和螺柱端.第1部分:O形密封圈用带截短外壳的端口 ISO 6149-1 - 2022

螺纹^①

d₁×P

d₂

d₃^②

d₄

d₅

L₁

L₂^③

L₃

L₄

Z°

宽^④

窄^⑤

min

min

参考

+0.1,0

+0.4,0

min

min

min

±1°

M8×1

17

14

3

12.5

9.1

2.2

11.5

1

10

12

M10×1

20

16

4.5

14.5

11.1

2.2

11.5

1

10

12

M12×1.5

23

19

6

17.5

13.8

2.4

14

1.5

11.5

15

M14×1.5^⑥

25

21

7.5

19.5

15.8

2.4

14

1.5

11.5

15

M16×1.5

28

24

9

22.5

17.8

2.4

15.5

1.5

13

15

M18×1.5

30

26

11

24.5

19.8

2.4

17

2

14.5

15

M20×1.5^⑦

33

29

/

27.5

21.8

2.4

/

2

14.5

15

M22×1.5

33

29

14

27.5

23.8

2.4

18

2

15.5

15

M27×2

40

34

18

32.5

29.4

3.1

22

2

19

15

M30×2

44

38

21

36.5

32.4

3.1

22

2

19

15

M33×2

49

43

23

41.5

35.4

3.1

22

2.5

19

15

M42×2

58

52

30

50.5

44.4

3.1

22.5

2.5

19.5

15

M48×2

63

57

36

55.5

50.4

3.1

25

2.5

22

15

M60×2

74

67

44

65.5

62.4

3.1

27.5

2.5

24.5

15

 ① Conforming to ISO 261, tolerance grade 6H in accordance with ISO 965-1. Tap drills in accordance with ISO 2306, class 6H.

 ② For reference only. Connecting hole application may require a different size.

 ③ The tap drill depths given require the use of a bottoming tap to produce the specified full thread lengths. Where standard taps are used, the tap drill depths shall be increased accordingly.

 ④ Spotface diameter with identification ridge.

 ⑤ Spotface diameter without identification ridge.

 ⑥ Preferred for diagnostic port applications.

 ⑦ For cartridge valve cavity applications only (see ISO 7789).

螺纹

d₁×P

d₆

+0.5, 0

M8×1

14

M10×1

16

M12×1.5

19

M14×1.5

21

M16×1.5

24

M18×1.5

26

M20×1.5

29

M22×1.5

29

M27×2

34

M30×2

38

M33×2

43

M42×2

52

M48×2

57

M60×2

67