国产优质模具钢Cr12
化学成分
|
C
|
Si
|
Mn
|
Cr
|
S
|
P
|
%
|
2.00~2.30
|
≤0.40
|
≤0.40
|
11.5~13.0
|
≤0.030
|
≤0.030
|