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1.2738 plastic mould steel
Detailed Product Description |
3Cr2MnNiMo pre-hardened plastic mould steel
1imould.imould.competitive price with high quality
2.steady supply
3.good service
4.On-time delivery
Grades: GB 3Cr2MnNiMo, DIN 1.2738; ASTM P20+Ni, ASSAB 718
Chemical composition:
Standard Steel Grade C Si Mn P S Cr Mo V W other
DIN 1.2738 0.35-0.45 0.20-0.40 1.30-1.60 0.035 0.035 1.80-2.10 0.15-0.25 Ni 0.90-1.20
ASTM P20+Ni - - - - - - - - - --
GB 3Cr2MnNiMo 0.32-0.40 0.20-0.40 1.10-1.50 0.030 0.030 1.70-2.00 0.25-0.40 Ni 0.85-1.15
Processes
1. EAF+LF+VD+ESR or EAF+LF+VD;
2. Forged steel rounds or plates;
3. Chinese leading mold steel factory.
The main properties:
1. prehardened to 284-332HB(30-36HRC),it is easy maching ,deformation effective by hardened could off
2. EFFER on ESR steel echibitws a high purity. It is suited for spark erosion and mirror-like production
3. there is uniform hardness over over cross-section of large size.
4. can harden again to 40HRC.
Application:
1.used for long life or large size plastic mould and want polish to mirror like plastic dies
Surface treatment:
Black surface/peeled/turned
Sizes
Round bars: Dia. 50---600mm
Flats: thickness 20---400mm
width 200---1000mm
Length: 2m to 7m
Other details should talk by e-mails
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Supplier Details
[China (Mainland))]
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