Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,28 - 0,35 |
0,10 - 0,40 |
0,15 - 0,45 |
max. 0,030 |
max. 0,030 |
2,70 - 3,20 |
2,60 - 3,00 |
|
|
V |
W |
Ti |
Cu |
Al |
Nb |
B |
N |
|
0,40 - 0,70 |
|
|
|
|
|
|
|
Range of application and heat treatment :
|
Tool steel for hot working : pressure casting moulds
and pressing dies
Hardening : 1020 - 1050 °C (oil or air) Soft
annealing : 760 - 780 °C |
General and distinctive features :
|