|
STEEL GRADE/TYPE
|
GB
|
W6Mo5Cr4V2
|
|
JIS
|
SKH51
|
|
ASTM
|
M2
|
|
DIN
|
S6-5-2 1.3343
|
|
Other Comp.
|
Bohler S600
ERASTEEL EM2
|
|
Chemical composition %
|
C
|
0.80-0.90
|
|
W
|
5.50-6.75
|
|
Mo
|
4.5-5.5
|
|
Cr
|
3.8-4.4
|
|
V
|
1.75-2.20
|
|
Co
|
－
|
|
Ni
|
－
|
|
Mn
|
0.15-0.40
|
|
Si
|
0.20-0.45
|
|
P≤
|
0.030
|
|
S≤
|
0.030
|
|
Application
|
M2 high speed steel is generally applied to high complex cutting tool, such as, broach, gear hob cutter and a variety of tap drill bit, saw blade and efficient woodworking tools,pump vane etc.
|
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