4145 Quenched & Tempered ForgingHeavy

Alloy Steel

AISI 4145 (Quenched & Tempered)

AISI 4145 Quenched & Tempered ForgingHeavy for engineering applications.

Chemical Composition (%)

C0.43
CR0.75
MN0.65
MO0.15
SI0.15

Mechanical Properties

Yield:835MPa; Tensile:1055MPa; Elong:14%; 58HRC

Chinese Standard

AISI/SAE

Applications

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

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