|
STEEL GRADE/TYPE
|
GB
|
4Cr2NiMnMo
|
|
JIS
|
|
|
ASTM
|
P20+Ni
|
|
DIN
|
1.2738
|
|
Other Comp.
|
ASSAB 718
|
|
Chemical composition %
|
C
|
0.38
|
|
W
|
－
|
|
Mo
|
0.35
|
|
Cr
|
1.90
|
|
V
|
－
|
|
Co
|
－
|
|
Ni
|
1.00
|
|
Mn
|
1.30
|
|
Si
|
0.35
|
|
P≤
|
0.030
|
|
S≤
|
0.015
|
|
Application
|
P20+Ni/ DIN 1.2738/ 4Cr2NiMnMo Plastic Mould Steel used for manufacturing large plastic molds, precision plastic mold, high mirror plastic mold, and manufacturing with low melting point alloy parts, like: tin, zinc and lead alloy casting moulds.
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|
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