AISI/SAE 4140 Alloy Steel is a versatile alloy with good atmospheric corrosion resistance and reasonable strength. It shows good overall combinations of strength, toughness, wear resistance and fatigue strength.
Dimensions
Hot Rolled Round: dia.16-300 mm
Forged Round: dia.150-1200 mm
Cold Drawn Round: dia.6-30 mm
Hot Rolled Plate: 10-150 x 2000-2300 mm
Forged Block: 150-1000 x 200-1900 mm
Delivery Condition
EAF+LF+VD, Hot Rolled or Forged or Cold Drawn, Annealed or Q+T, Black surface or Machined surface, UT SEP1921 Class3 C/c or D/d
Applications1.For making crucial mechanical parts with high intensity and large cross dimensions,such as shaft,gear and connecting rod2.For making large and medium size plastic mould