Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,70 - 0,77 |
1,00 - 1,30 |
0,40 - 0,60 |
max. 0,025 |
max. 0,025 |
|
0,45 - 0,65 |
|
|
V |
W |
Ti |
Cu |
Al |
Nb |
B |
N |
|
0,15 - 0,25 |
|
|
|
|
|
|
|
Range of application and heat treatment :
|
Tool steel for cold working : screwdriver blades for
tools
Hardening : 840 - 860 °C (oil) Soft
annealing : 700 - 720 °C |
General and distinctive features :
|