材质 
M8
1.25
19.5
21.1
35.4
37.2
18.9
20.5
5.5
7.1
35.4
37.2
7.5
9.1
12.71
13.29
11.1
9.5
6
5.82
2.5
M10
1.5
24.5
26.1
44.4
46.2
23.9
25.5
7.5
9.1
44.4
46.2
9.5
11.1
16.71
17.29
13.1
11.5
7.7
7.48
3
M12
1.75
29.5
31.1
53.4
55.2
28.9
30.5
9.5
11.1
52.4
54.2
11.5
13.1
20.15
20.85
15.1
13.5
9.4
9.18
3.5
M16
2
34.4
36.2
62.4
64.2
33.8
35.6
11.5
13.1
61.4
63.2
13.5
15.1
26.65
27.35
17.1
15.5
13
12.73
4
M20
2.5
39.3
41.3
71.3
73.3
38.7
40.7
13.4
15.2
70.3
72.3
15.4
17.2
29.58
30.42
20.2
18.4
16.4
16.13
5
M24
3
49.3
51.3
89.3
91.3
48.7
50.7
17.4
19.2
89.3
91.3
19.4
21.2
35.5
36.5
25.2
23.4
19.6
19.27
6
M30
3.5
64.3
66.3
107.3
109.5
58.7
60.7
21.4
23.2
108.3
110.5
23.4
25.2
44.5
45.5
29.2
27.4
25
24.67
7
M36
4
74.3
76.5
125.2
127.7
68.5
70.7
25.3
27.3
127.2
129.7
27.3
29.3
53.5
54.5
33.3
31.3
30.3
29.91
8
M42
4.5
84.2
86.7
143.1
145.9
78.3
80.8
29.3
31.5
146.1
148.9
31.3
33.5
62.5
63.5
37.2
33.5
35.6
35.21
9
M48
5
99.1
101.9
164.8
168.4
88.1
90.9
34.1
36.9
166.8
168.4
37.1
39.9
67.5
68.5
47.9
45.1
41
40.61
10
M56
5.5
108.9
112.1
182.8
186.4
98.1
100.9
37.1
39.9
185.8
186.4
41.1
43.9
77.4
78.6
51.9
49.1
48.3
47.84
11
M64
6
118.8
122.4
204.7
208.7
107.6
111.2
40.9
44.1
206.7
210.7
46.9
50.1
89.4
90.6
60.1
56.9
55.7
55.24
12
M72
6
148.7
152.7
258.3
263.3
137.3
141.3
48.8
52.4
258.3
263.3
58.8
62.4
99.4
100.6
74.4
70.8
63.7
63.24
12
M80
6
168.5
173
294.3
299.3
157.3
161.3
53.8
57.4
296.3
301.3
66.8
70.4
111.3
112.7
82.4
78.8
71.7
71.24
12
M100
6
188.5
193
328.3
333.3
177
181.5
78.8
82.4
328.3
333.3
73.8
77.4
129.3
130.7
90.4
86.8
91.7
91.16
12