| Thread size D |
M20 |
M22 |
M24 |
M27 |
M30 |
M33 |
M36 |
M39 |
M42 |
M45 |
M48 |
M20
*2 |
M22
*2 |
M24
*2 |
M27
*2 |
M30
*2 |
M33
*2 |
M36
*2 |
M39
*2 |
M42
*2 |
M45
*2 |
M48
*2 |
M20
*1.5 |
M22
*2 |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
-- |
| P1 |
2.5 |
2.5 |
3 |
3 |
3.5 |
3.5 |
4 |
4 |
4.5 |
4.5 |
5 |
| da |
min |
20 |
22 |
24 |
27 |
30 |
33 |
36 |
39 |
42 |
45 |
48 |
| max |
21.6 |
23.7 |
25.9 |
29.1 |
32.4 |
35.6 |
38.9 |
42.1 |
45.4 |
48.6 |
51.8 |
| dw |
min |
27.7 |
29.5 |
33.2 |
38 |
42.7 |
46.6 |
51.1 |
55.9 |
60.6 |
64.7 |
69.4 |
| e |
|
32.95 |
35.03 |
39.55 |
45.2 |
50.85 |
55.37 |
60.79 |
66.44 |
72.09 |
76.95 |
82.6 |
| h |
min |
20 |
22 |
24 |
27 |
30 |
33 |
36 |
39 |
42 |
45 |
48 |
| max |
18.7 |
20.7 |
22.7 |
25.7 |
28.7 |
31.4 |
34.4 |
37.4 |
40.4 |
43.4 |
46.4 |
| m2 |
|
14 |
15 |
15 |
17 |
19 |
22 |
25 |
27 |
29 |
32 |
36 |
| m3 |
|
11 |
12.2 |
13.2 |
14.8 |
16.5 |
18.2 |
19.8 |
21.5 |
23.1 |
24.8 |
26.5 |
| s |
min |
30 |
32 |
36 |
41 |
46 |
50 |
55 |
60 |
65 |
70 |
75 |
| max |
29.16 |
31 |
35 |
40 |
45 |
49 |
53.8 |
58.8 |
63.8 |
68.1 |
73.1 |
1.DIN 13第12部分规定的粗牙螺距
2.也是最小螺纹长度
3.m'=055d. |
|