e5106664 (GB Rail Steel U71Mn-U75V Hardened & Tempered Tube Size 4)

Alloy Steel

GB Rail Steel U71Mn-U75V Hardened & Tempered Tube Size 4

Versatile low-alloy structural and engineering steel for demanding mechanical applications.

Chemical Composition (%)

C0.65
MN0.7
SI0.13

Mechanical Properties

Yield:490MPa; Tensile:850MPa; Elong:14%; 58HRC

Chinese Standard

GB/T 2585

Applications

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

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