| NOMINAL ANALYSIS % | C .30; Cr 1.25; Mo .30; Ni 4.25 |
| DELIVERY CONDITION | Annealed 277 BHN Max |
| CHARACTERISTICS | A versatile mould steel giving high strength and toughness and good polishability. It may be hard-chrome plated. |
| HEAT TREATMENT |
Anealing oC 650-670 Stress Relieving oC 610-630 Hardening oC 810-830 Quench Oil, salt at oC 180-220 Tempering oC 150 200 250 450 500 HRC 49 48 47 38 36 |
| APPLICATIONS | Injection and Compression mould tools, die-casting tools, coining and embossing tools, shear blades. Rubber moulding tools, etc. |