4340 Quenched & Tempered PlateMedium

Alloy Steel

AISI 4340 (Quenched & Tempered)

AISI 4340 Quenched & Tempered PlateMedium for engineering applications.

Chemical Composition (%)

C0.37
CR0.6
MN0.55
MO0.2
NI1.65
SI0.15

Mechanical Properties

Yield:580MPa; Tensile:915MPa; Elong:26%; 58HRC

Chinese Standard

AISI/SAE

Applications

Shafts, gears, axles, bolts, connecting rods, crankshafts, forgings

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