Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,90 - 1,05 |
0,15 - 0,35 |
1,00 - 1,20 |
max. 0,035 |
max. 0,035 |
0,50 - 0,70 |
|
|
|
V |
W |
Ti |
Cu |
Al |
Nb |
B |
N |
|
0,05 - 0,15 |
0,50 - 0,70 |
|
|
|
|
|
|
Range of application and heat treatment :
|
Tool steel for cold working : chaser , punching tools
, milling cutter , broaches
Hardening : 780 - 820 °C (oil) Soft
annealing : 740 - 770 °C |
General and distinctive features :
|