EN19 Engineering Steel
Chrome-molybdenum alloy steel with excellent through-hardening properties. Superior strength-to-weight ratio for high-stress applications.
- Standard
- BS 970 709M40
- Hardness
- 248–302 HB
- Sizes
- 5mm – 400mm
- Applications
- High-tensile bolts, Gears, Shafts, Connecting rods, Crankshafts
- Heat treatment
- Harden: 830–860°C, oil quench. Temper: 540–680°C.