tool steel bar M2

special steel bar M2
Anneal temperature: 860-880
Relief annealing temperature: 720-760
Hardening temperature: 1160-1190

Grade: high speed  tool steel  M2/DIN 1.3343/SKH51/SKH9/W6Mo5Cr4V2
 
Specification: Round size: dia 20-200mm, length 1-6m.
 
Factory state: annealing to HB240-300.
 
Chemical composition(for reference only): 
 

C	Si	Cr	Mn	Mo	V	W
0.80~0.90	0.20~0.45	3.80~4.40	0.15~0.40	4.50~5.50	1.75~2.20	5.50~6.75

     
Application:  Used for precise and antiwear stamping mould of
hardware, cutting tool and cutter.