产品名称 |
A4 DIN7991 不锈钢沉头内六角螺丝 |
标准 |
DIN7991 对应国标: GB70.3 对应国际标准: ISO10642 |
材质 |
SUS316 |
表面处理 |
不锈钢本色 |
其他 |
现货规格无需要咨询,直接订购,无货规格交期10天左右。 |
All measurements in millimeters (mm)
d1 |
b |
t |
s |
k max |
d2 |
M3 |
12 |
1.2 |
2 |
1.7 |
6 |
M4 |
14 |
1.8 |
2.5 |
2.3 |
8 |
M5 |
16 |
2.3 |
3 |
2.8 |
10 |
M6 |
18 |
2.5 |
4 |
3.3 |
12 |
M8 |
22 |
3.5 |
5 |
4.4 |
16 |
M10 |
26 |
4.4 |
6 |
5.5 |
20 |
M12 |
30 |
4.6 |
8 |
6.5 |
24 |
M16 |
38 |
5.3 |
10 |
7.5 |
30 |
M20 |
46 |
5.9 |
12 |
8.5 |
36 |
M24 |
54 |
10.3 |
14 |
14 |
39 |
All information is strictly informative
SUS304 DIN7991沉头内六角螺丝实拍图片,由于摄影水平等因素,照片和实物略有差别。
Austenitic |
Material |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
A1 |
303 |
0.12 |
1.0 |
2.0 |
0.20 |
0.15 to 0.35 |
17.0 to 19.0 |
0.6 |
8.0 to 10.0 |
A2 |
304 |
0.08 |
1.0 |
2.0 |
0.05 |
0.03 |
17.0 to 20.0 |
- |
8.0 to 13.0 |
A4 |
316 |
0.08 |
1.0 |
2.0 |
0.05 |
0.03 |
16.0 to 18.5 |
2.0 to 3.0 |
10.0 to 14.4 |
参考标准ISO3056,GB3098.6
Grade |
Property |
Tensile Strength |
Yield Stress |
Elongation AL |
Proof Load Stress |
Diameter Range |
A2 |
70 |
700 |
450 |
0.4d |
700 |
=<M20 |
80 |
800 |
600 |
0.3d |
800 |
=<M20 |
SUS304 A2-70与SUS316 A4-70螺栓载荷与使用锁紧扭矩数据:
Diameter |
Load 1) |
Initial Stressing Force |
Tightening |
Force in service N |
||
Axial |
Axial |
Radial |
||||
M3 |
2250 |
1420 |
0.9 |
610 |
360 |
120 |
M4 |
3960 |
2490 |
2.2 |
1070 |
640 |
210 |
M5 |
6390 |
4030 |
4.3 |
1730 |
1040 |
350 |
M6 |
9040 |
5700 |
7.3 |
2440 |
1470 |
490 |
M8 |
16470 |
10380 |
17.7 |
4450 |
2670 |
890 |
M10 |
26100 |
16440 |
35.5 |
7050 |
4230 |
1410 |
M12 |
37930 |
23900 |
61.3 |
10240 |
6150 |
2050 |
M16 |
70650 |
44510 |
147.1 |
19080 |
11450 |
3820 |
M20 |
110250 |
69460 |
285.1 |
29770 |
17860 |
5950 |
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