Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,55 - 0,65 |
0,50 - 0,70 |
0,15 - 0,45 |
max. 0,030 |
max. 0,030 |
0,90 - 1,20 |
|
|
|
V |
W |
Ti |
Cu |
Al |
Nb |
B |
N |
|
0,10 - 0,20 |
1,80 - 2,10 |
|
|
|
|
|
|
Range of application and heat treatment :
|
Tool steel for cold working / hot working : piercing
mandrel , hand chisel , cutting tools , ejector shells
Hardening : 870 - 900 °C (oil) Soft
annealing : 710 - 750 °C |
General and distinctive features :
|