1.2738 / P20+Ni steel description :
Chemical Composition:
C | Si | Mn | Cr | Mo | Ni | P | S |
0.32~0.40 |
0.20~0.80 |
1.00~1.50 |
1.70~2.00 |
0.25~0.40 |
0.85~1.15 |
≤0.030 |
≤0.030 |
Hot rolled, Forging, Black, Hardened, Tempering, Hardness: 28~34HRC
Material Character:
Good mechanical property and quenching, make surface have equal hardness after deal with it. Nice polishing and low roughness. Normally make the heat-treatment to harden condition before used, it can be used directly after the mould machined.
Application:
Used for various large-size mirror plastic mould, precision plastic mould, like: cars accessies, home appliances, electronic equipment plastic mould.
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