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Material type
Metal
Material name

Alloy steel 4340

Alternative names
30CrNiMo8, 1.658
Aleksandra, Mechanical Engineer
Famous my its toughness and strength 4140 is medium carbon low alloy steel. It can be heat treated to high strength levels while maintaining good toughness, wear resistance and fatigue strength levels, combined with good atmospheric corrosion resistance, and strength.
Aleksandra Mechanical Engineer at 3D Hubs