Composition in % :
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
|
0,50 - 0,57 |
0,15 - 0,35 |
0,40 - 0,70 |
max. 0,025 |
max. 0,035 |
|
|
|
Range of application and heat treatment :
|
Heat treatable steel for surface hardening : bolts ,
gear components , spindles , shafts
Hardening : 810 - 845 °C (oil) Soft
annealing : 650 - 700 °C Normalising
: 830 - 860 °C |
General and distinctive features :
|