NAK80, AISI P21, 10Ni3MnCuAl, plastic mould Steel, tool Steel
Huayu grade: HY-HN80
Chemical composition for reference:(%)
C:0.15
Si:0.30
S:0.005
Mn:1.50
Mo:0.30
Cu:1.00
Al:1.00
Pre-hardened: HB370-400
Hardness: HRC37-43
Smelting process: EAF+LF+VD+ESR
Size range:
Round dia 50mm-600mm
Flat bar: 20mm-300mm x 200mm-600mm
Surface condition: black or milled light
Characteristic
Excellent performance of welding
Excellent performance of high precision
Excellent performance of precision grind with satisfactory brightness
Applications:
Suitable for use in making large size drop forging die and trimming die which is complex shape, impact loading large, operating temperature not high
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