Alloy steel
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Alloy Steel |
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|
China |
USA |
Japanese |
Germany |
ISO |
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|
GB |
ASTM/AISI |
UNS |
JIS |
DIN |
W-Nr |
|
|
42CrMo |
4140 |
G41400 |
SCM440 |
42CrMo4 |
1.7225 |
42CrMo4 |
|
40CrNiMo |
4340 |
G43400 |
SNCM439 |
36CrNiMo4 |
1.6511 |
36CrNiMo4 |
|
20CrNiMo |
8620 |
G86200 |
SNCM220 |
20CrNiMo2 |
1.6523 |
20CrNiMo2 |