Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
1,10 - 1,25 |
0,15 - 0,30 |
0,20 - 0,40 |
max. 0,030 |
max. 0,030 |
0,50 - 0,80 |
|
|
|
V |
W |
Ti |
Cu |
Al |
Nb |
B |
N |
|
0,07 - 0,12 |
|
|
|
|
|
|
|
Range of application and heat treatment :
|
Tool steel for cold working : screw taps , twist drills
, stamp , milling cutter , broaches
Hardening : 760 - 840 °C (oil) Soft
annealing : 710 - 740 °C |
General and distinctive features :
|