ASME B18.3
Hexagon Socket Head Cap Screws美制内六角圆柱头螺钉
材质 合金钢
等级 10
镀别 发黑
|
d1
|
6#
|
8#
|
10#
|
1/4
|
5/16
|
3/8
|
7/16
|
1/2
|
5/8
|
3/4
|
7/8
|
1
|
|
|
s
|
7/64
|
9/64
|
5/32
|
3/16
|
1/4
|
5/16
|
3/8
|
3/8
|
1/2
|
5/8
|
3/4
|
3/4
|
|
|
d2
|
max
|
0.226
|
0.27
|
0.312
|
0.375
|
0.469
|
0.562
|
0.656
|
0.75
|
0.938
|
1.125
|
1.312
|
1.5
|
|
min
|
0.218
|
0.262
|
0.303
|
0.365
|
0.457
|
0.55
|
0.642
|
0.735
|
0.921
|
1.107
|
1.293
|
1.479
|
|
|
k
|
max
|
0.138
|
0.164
|
0.19
|
0.25
|
0.312
|
0.375
|
0.438
|
0.5
|
0.625
|
0.75
|
0.875
|
1.0
|
|
min
|
0.134
|
0.159
|
0.185
|
0.244
|
0.306
|
0.368
|
0.43
|
0.492
|
0.616
|
0.74
|
0.864
|
0.988
|
|
|
t min
|
0.064
|
0.077
|
0.09
|
0.12
|
0.151
|
0.182
|
0.213
|
0.245
|
0.307
|
0.37
|
0.432
|
0.495
|
|
|
b
|
0.75
|
0.88
|
0.88
|
1.00
|
1.12
|
1.25
|
1.38
|
1.5
|
1.75
|
2.00
|
2.25
|
2.5
|
|
|
L
|
7/8 - 4
|
||||||||||||