材质 
M8
1.25
9.1
7.6
20.4
19.0
21.1
19.6
9.5
8
36
18
10
M10
1.5
11.1
9.6
24.4
23.0
25.1
23.6
11.5
9.5
44
23
12
M12
1.75
13.1
11.6
28.4
27.0
29.1
27.6
12.5
10.5
52
26
14
M16
2
15.2
13.6
34.5
32.9
35.2
33.6
14.5
12.5
62
31
16
M20
2.5
17.4
15.6
40.6
38.8
41.4
39.6
17.5
15
72
35
19
M24
3
21.4
19.6
48.6
46.8
49.4
47.6
21.5
19
88
45
24
M30
3.5
25.7
23.5
56.6
54.6
57.7
55.5
26.5
24
104
55
28
M36
4
30.0
27.5
67.7
65.5
69.0
66.5
32
29
123
65
32
M42
4.5
34.4
31.2
80.9
78.1
82.4
79.2
37
34
144
75
38
M48
5
40.7
37.1
96.1
92.9
97.7
94.1
42
39
171
85
46
M56
5.5
44.7
41.1
113.1
109.9
114.7
111.1
47.5
44
196
95
50
M64
6
51.4
46.9
126.3
122.3
128.4
123.9
52.5
49
221
105
58
M72
6
63.8
58.8
141.5
137.0
143.8
138.8
62.5
58
260
130
72
M80
6
71.8
66.8
161.5
157.0
163.8
158.8
73
69
296
150
80
M100
6
79.2
73.6
201.7
196.7
204.2
198.6
83
79
350
165
88