70Mn Quenched & Tempered Bar

Alloy Steel

70Mn (Quenched & Tempered)

Quenched & Tempered 70Mn Bar for general engineering.

Chemical Composition (%)

C0.67
MN0.9
P0.035
S0.035
SI0.17

Mechanical Properties

Yield:570MPa; Tensile:930MPa; Elong:9%; 58HRC

Chinese Standard

GB/T 699

Applications

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

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