Description:
Is a nickel-chromium-molybdenum alloy steel known for its toughness and its ability to attain high strengths in the heat-treated condition. It has very good fatigue resistance. may be heat treated to high strength levels while maintaining good toughness, wear resistance and fatigue strength levels.
Application:
- Commercial and military aircraft.
- Power transmission gears and shafts
Specification:
- Quality : 4340 (34CrNiMo6)
- Shape : Round , Hexagonal