Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,47 - 0,55 |
0,15 - 0,35 |
0,80 - 1,10 |
max. 0,030 |
max. 0,030 |
0,90 - 1,20 |
|
|
|
V |
W |
Ti |
Cu |
Al |
Nb |
B |
N |
|
0,10 - 0,20 |
|
|
|
|
|
|
|
Range of application and heat treatment :
|
Tool steel for cold working : screwdriver , tool shanks
for carbide tipped tools
Hardening : 820 - 850 °C (oil) Soft
annealing : 680 - 710 °C |
General and distinctive features :
|