Y47779 (GB Case-Hardening Series Annealed Block Size 3)

Alloy Steel

GB Case-Hardening Series Annealed Block Size 3

Carburizing grade delivering high surface hardness with a tough shock-resistant core.

Chemical Composition (%)

C0.17
CR0.7
MN0.5
TI0.04

Mechanical Properties

Yield:480MPa; Tensile:655MPa; Elong:22%; 177HB

Chinese Standard

GB/T 3077

Applications

Gears, pinions, camshafts, transmission parts, splines, fasteners

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