Special alloy steel, engineering steel supplied in quenched and tempered conditions. Very good machinability. High toughness, creep strength, repeated impact resistance.
Grade:
GB |
DIN |
ASTM |
JIS |
BS |
NF |
42CrMo |
1.7225 |
4140 |
SCM440 |
708M40 |
42CD4 |
Applications :
Components with high requirements on toughness, e.g. gear wheels, connecting rods, parts for mechanical engineering.