材质 
M10
1.5
9.03
10
20.24
6.55
7.45
0.4
16
15.57
M12
1.75
10.86
12
22.84
7.55
8.45
0.6
18
17.57
M14
2
12.70
14
26.21
8.55
9.45
0.6
21
20.16
M16
2
14.70
16
30.11
9.25
10.75
0.6
24
23.16
M18
2.5
16.38
18
34.01
11.1
12.9
0.8
27
26.16
M20
2.5
18.38
20
37.91
12.1
13.9
0.8
30
29.16
M22
2.5
20.38
22
42.9
13.1
14.9
0.8
34
33
M24
3
22.05
24
45.5
14.1
15.9
0.8
36
35
M27
3
25.05
27
52
16.1
17.9
1
41
40
M30
3.5
27.73
30
58.5
17.95
20.05
1
46
45
M36
4
33.40
36
69.94
21.95
24.05
1
55
53.8
M42
4.5
39.08
42
82.03
24.95
27.05
1.2
65
63.1
M48
5
44.75
48
95.03
28.95
31.05
1.6
75
73.1