Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,22 - 0,29 |
max. 0,40 |
0,40 - 0,70 |
max. 0,045 |
max. 0,045 |
max. 0,40 |
max. 0,10 |
max. 0,40 |
Range of application and heat treatment :
|
Heat treatable steel / Free-cutting steel : universal
machines- and vehicle engineering
Hardening : 860 - 900 °C (water) Soft
annealing : 650 - 700 °C Normalising
: 880 - 920 °C |
General and distinctive features :
|