24 July 2021 Mould Steel Bar
M310 Mould Steel Bar
M310 is high-quality anti-corrosion mold steel, refined by ESR (Electric Furnace Refining) , has clean and uniform steel, good structure, high density, excellent polishing performance, corrosion resistance, and can reach 57HRC after hardening. It has anti-corrosion ability for all general chemicals and is suitable for making transparent plastic molds P.V.C. plastic molds and molds for optical products.
Chemical Composition:
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | V(％) | Mo(％) |
|---|---|---|---|---|---|---|---|
| 0.38～0.43 | 0.50～0.70 | 0.40～0.60 | ≤0.035 | ≤0.040 | 14.3 | 0.2 | 0.6 |
Mechanical Propoerties:
| Yield Strength Rp0.2(MPa) | Tensile Strength Rm(MPa) | Impact Energy AKV(J) | Elongation at Fracture A(%) | Reduction in Cross Section on Fracture Z(%) | Impact toughness value αkv (J/cm2) | Hardness(Brinell) |
|---|---|---|---|---|---|---|
| ≥ 862(85) | ≥ 1282(100) | ≥ 78 | ≥ 12 | ≥ 55 | ≥ 98 | ≤ 363 |