Material number 1.2823     -     70Si7

 
Composition in % :

C

Si

Mn

P

S

Cr

Mo

Ni

0,65 - 0,75

1,50 - 1,80

0,60 - 0,80

max. 0,030

max. 0,030

 

 

 

V

W

Ti

Cu

Al

Nb

B

N

 

 

 

 

 

 

 

 


Range of application and heat treatment :

Tool steel for cold working : drill chucks , clamping tongs , springhard parts 
Hardening : 810 - 850 °C (oil)          Soft annealing : 710 - 740 °C 

General and distinctive features :

 
 

Material selection

Analyses selection

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