| NOMINAL ANALYSIS % | C .42; Cr 13.0 |
| DELIVERY CONDITION | Annealed 250 BHN Max |
| CHARACTERISTICS | A stainless mould steel capable of high hardness and giving excellent polishability and corrosion resistance. It is suitable for texturing. |
| HEAT TREATMENT |
Annealing oC 760-780 Stress Relieving oC 600-650 Hardening oC 1000-1050 Quench Oil, air, salt at oC 520-525 Tempering oC 150 200 250 300 400 500 HRC 55 54 53 52 50 52 |
| APPLICATIONS | Moulds for corrosive plastics. Lens moulds. |