螺纹规格 Thread Spec

d_k

k max

槽号 Slot

十字槽 m Cross Recess m

L

max

min

M2.5

4.7

4.4

1.5

1

3

6/8/10/12/14/16

M3

5.5

5.2

1.65

1

3.4

8/10/12/14/16/20

M4

8.4

8

2.7

2

5.2

10/12/14/16/20/25/30

M5

9.3

8.9

2.7

2

5.4

12/14/16/20/25/30/35

M6

11.3

10.9

3.3

3

7.3

14/16/20/25/30/35/40