1. 718h Plastic mould steel 2, Pre-harden or tempering to 28~33HRC/30~35HRC 3, Technology: EAF+LF+VD
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1. Desciption: 718h Plastic mould steel 2. Delivery condition: Hot rolled or forged, black surface, pre-harden or tempering to 28~33HRC/30~35HRC, better than 3Cr2Mo. 3. 718h steel technology: EAF+LF+VD 4. 718h application: Used for mahing various large-sized or medium-sized precise plastic moulds and low melting point alloy parts, like: Tin, zinc and lead alloy casting moulds.5, Grade reference: GB: 3Cr2NiMnMo AISI: P20+ Ni, ASSAB:718 DIN: 1.2738
718h chemical analysis:
| C | Si | Mn | Cr | Mo | Ni | P | S |
0.32-0.42 | 0.2-0.4 | 1.10-1.50 | 1.7-2.0 | 0.25-0.4 | 0.85-1.15 | ≤0.030 | ≤0.030 |
718h steel specification:
Round dia:80-480mm
Plate thickness:70-410mm,width:400-810mm
718h application:
Used to make bulk plastic mold and high accuracy plastic mold.
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718h Plastic mould steel
