| NOMINAL ANALYSIS % | C .40; Cr .25; Mo .30; Ni .50 |
| DELIVERY CONDITION | Annealed or Hardened and Tempered 900/1000 Nmm2 |
| CHARACTERISTICS | A versatile oil-hardening tools steel capable of high tensible strength and good wear resistance. Suitable for hot and colds working applications. |
| HEAT TREATMENT |
Annealing oC 650-680 Stress Relieving oC 600-630 Hardening oC 820-850 Quench Oil, salt at oC 180-220 Tempering oC 150 220 450 500 550 HRC 54 52 43 39 36 |
| APPLICATIONS | Drop forging dies, stamping dies, jigs and fixtures, shafts, gears, bolts, screws, general engineering applications. |