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Properties of stainless steel screws at increased temperatures
Tab. 13: Strength class 70
Nominal diameter |
Warm yield strengths in N |
||||
Strength class 70 |
+ 20 °C |
+ 100 °C |
+ 200 °C |
+ 300 °C |
+ 400 °C |
M 5 |
6390 |
5432 |
5112 |
4793 |
4473 |
M 6 |
9045 |
7688 |
7236 |
6784 |
6332 |
M 8 |
16 740 |
14 000 |
13 176 |
12 353 |
11 529 |
M 10 |
26 100 |
22 185 |
20 880 |
19 575 |
18 270 |
M 12 |
37 935 |
32 245 |
30 348 |
28 451 |
26 555 |
M 16 |
70 650 |
60 053 |
56 520 |
52 988 |
49 455 |
M 20 |
110 250 |
93 713 |
88 200 |
82 688 |
77 175 |
M 24 |
88 250 |
75 013 |
70 600 |
66 188 |
61 775 |
M 27 |
114 750 |
97 538 |
91 800 |
86 063 |
80 325 |
M 30 |
140 250 |
119 213 |
112 200 |
105 188 |
98 175 |
The values in DIN 17440 apply for strength class 50