螺纹规格
d
|
螺栓机械性能等级
|
|||||
4.6
|
5.6
|
6.8
|
8.8
|
10.9
|
12.9
|
|
预紧力F′/N(按预紧应力/屈服点=0.7计算)
|
||||||
M6
|
3230
|
3940
|
6180
|
8190
|
11600
|
13600
|
M8
|
5890
|
7140
|
11200
|
14800
|
21200
|
24800
|
M10
|
9310
|
11300
|
17800
|
23500
|
33600
|
39400
|
M12
|
13500
|
16500
|
25900
|
35400
|
49000
|
57200
|
M16
|
25200
|
30800
|
48300
|
66100
|
91000
|
106000
|
M20
|
39400
|
48000
|
75600
|
102000
|
142000
|
166000
|
M24
|
56800
|
69100
|
108000
|
148000
|
205000
|
239000
|
M30
|
90300
|
109000
|
172000
|
235000
|
326000
|
380000
|
M36
|
131000
|
160000
|
251000
|
343000
|
474000
|
554000
|