40 Cold-Drawn Wire Heavy

Alloy Steel

40 (Cold-Drawn)

Cold-Drawn 40 Wire Heavy for general engineering.

Chemical Composition (%)

C0.37
MN0.5
P0.035
S0.035
SI0.17

Mechanical Properties

Yield:385MPa; Tensile:650MPa; Elong:14%; 55HRC

Chinese Standard

GB/T 699

Applications

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

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