55 Hot-Rolled Rod Medium

Alloy Steel

55 (Hot-Rolled)

Hot-Rolled 55 Rod Medium for general engineering.

Chemical Composition (%)

C0.52
MN0.5
P0.035
S0.035
SI0.17

Mechanical Properties

Yield:390MPa; Tensile:660MPa; Elong:11%; 190HB

Chinese Standard

GB/T 699

Applications

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

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