S 40 C steel plate,S 40 C steel price,S 40 C steel plate specification

S 40 C steel must be cold rolled and or subjected to heat treatment (quenching and/or annealing), depending on the application for which it is intended.high carbon steel S 40 C is used for manufacturing mechanical parts, such as clutches, springs, saws, valves, measuring tape etc.

S40C steel chemical composition

Grade	C	Si	Mn	P(%) max	S(%) max	Cr(%) max	Ni(%) max	Cu(%) max
S45C	0.37-0.43	0.15-0.35	0.60-0.90	0.030	0.030	0.25	0.25	0.25

S40C steel mechanical properties

Tensile Strength σb(MPa)	Yield Strength σS(MPa)	Elon- Gation Ration Î´5 (%)	Reduction of area Psi(%)	Impact merit AKV (J)	Resilient value AKV(J/cm2)	Degree of hardness	Annealed steel	Test Specimen Size (mm)
570	335	19	45	47	59	≤217HB	≤187HB	25

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