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Description:
1.DIN 1.2738/AISI P20+Ni/718/ GB 3Cr2NiMnMo Mold Steel
2.Hot rolled or forged condition, Pre-harden &tempering , black surface
3.Hardness: 30~36HRC
4. Hot rolled technology:EAF+LF+VD
Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface
5.Production leadtime: 7~10 days
2. Ultrasonic test standard: SPE1921-GR3, CLASS C/C or D/D
6. Chemical composition:
| C | Si | Mn | P≤ | S≤ | Cr | Mo | Ni |
| 0.28-0.40 | 0.20-0.80 | 1.00-1.50 | 0.030 | 0.030 | 1.70-2.00 | 0.25-0.40 | 0.85~1.15 |
7.Compared grades(based on usage):
| GB | ASTM | DIN | JIS | BOHLER | ASSAB |
| 3Cr2NiMo | P20+Ni | 1.2738 | PDS-5 | M238 | 718 |
Applications:
Used for various large-sized mirro plastic mould.precision plastic mould,like,cars accessies,home appliances,electronic
equipment plastic mould.
Specifications:
