Specification :

Mirror surface plastic mould steel. It is mainly used for manufacturing oversize and large plastic mould, delicate and long-lifetime mould, ect.
Chemical Composition:
Grade Standard C Si Mn Cr Mo Ni P
Sd
718 ASSAB 0.32-0.40 0.20-0 .40 1.10-1.50 1.70-2.00 0.25-0.40 0.85-1.15 0.030
1.2738 DIN 0.35-0.45 0.20- 0.40 1.30-1.60 1.80-2.10 0.15-0.25 0.90-1.20 0.030
3Cr2MnNiMo GB 0.32-0.40 0 .20-0.40 1.10-1.50 1.70-2.00 0.25-0.40 0.85-1.15 0.030