材质 
M4
0.7
7
6.78
4.7
2
2.06
3.44
2.8
2.66
0.2
3.02
3.1
1.48
1.72
3.3
3.6
M5
0.8
8.5
8.28
5.7
2.5
2.56
4.58
3.5
3.32
0.2
4.02
4.12
1.88
2.12
4
4.3
M6
1
10
9.78
6.8
3
3.06
5.72
4
3.82
0.25
5.02
5.14
2.38
2.62
5
5.3
M8
1.25
13
12.73
9.2
4
4.075
6.86
5
4.82
0.4
6.02
6.14
2.88
3.12
6.5
6.86
M10
1.5
16
15.73
11.2
5
5.075
9.15
6.5
6.28
0.4
8.025
8.175
3.35
3.65
7.5
7.86
M12
1.75
18
17.73
13.7
6
6.075
11.43
7.5
7.28
0.6
10.025
10.175
3.85
4.15
9
9.36
M14
2
21
20.67
15.7
7
7.09
13.72
8.5
8.28
0.6
12.032
12.212
4.35
4.65
10
10.36
M16
2
24
23.67
17.7
8
8.09
16
10
9.78
0.6
14.032
14.212
5.35
5.65
11.5
11.93
M18
2.5
27
26.67
20.2
8
8.09
16
11
10.73
0.6
14.032
14.212
5.85
6.15
12.5
12.93
M20
2.5
30
29.67
22.4
10
10.09
19.44
12
11.73
0.8
17.05
17.23
6.32
6.68
14
14.43
M22
2.5
33
32.61
24.4
10
10.09
19.44
13
12.73
0.8
17.05
17.23
6.82
7.18
15
15.43
M24
3
36
35.61
26.4
12
12.11
21.73
14
13.73
0.8
19.065
19.275
6.82
7.18
16
16.43
M27
3
40
39.61
30.4
12
12.11
21.73
16
15.73
1
19.065
19.275
8.32
8.68
17
17.43
M30
3.5
45
44.61
33.4
15
15.11
25.15
17.5
17.23
1
22.065
22.275
8.82
9.18
19
19.52
M33
3.5
50
49.61
36.4
16.5
16.61
27.43
19.5
19.17
1
24.065
24.275
9.82
10.18
20
20.52
M36
4
54
53.54
39.4
18
18.11
30.85
21.5
21.17
1
27.065
27.275
11.28
11.72
24
24.52