| NOMINAL ANALYSIS % | C .50; Mn .50; Cr 1.00; V .20 |
| DELIVERY CONDITION | Annealed 250 BHN Max |
| CHARACTERISTICS | A tough oil quenching tool steel giving good wear resistance. It may be nitrided and a hard chrome-plated |
| HEAT TREATMENT |
Annealing oC 760-780 Stress Relieving oC 600--650 Hardening oC 850-870 Quench Oil Tempering oC 400 450 500 550 60 HRC 48 46 43 41 36 |
| APPLICATIONS | Collets, chuck jaws, tool holders, mould and die-casting parts including pins, sleeves etc. |