S40C

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#S40C

Description

S40C Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: S40C

Category	Type	Steel Grade
Steel Grades	Carbon Steel	S40C
		S17C
		S20C
		S20CK
		S22C
		S25C
		S28C
		S30C
		S33C
		S35C
		S38C

Chemical composition(mass fraction)(wt.%) of the S40C

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.37-0.43	0.15-0.35	0.6-0.9	0.03	0.03	≤0.2	≤0.2
Mo	Al	Cu	Nb	Ti	V	Ce
		≤0.3
N	Co	Pb	B	Other
				Cr+Ni≤0.35

Mechanical Properties of steel grade S40C

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
448 (≥)	921 (≥)	24	21	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	112

Physical Properties of steel grade S40C

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
41	-	-			0.43	-
857	872	-	32.3	423		-
354	-	13	14.2			212	324

Heat Treatment of steel grade S40C

Heat treated : 1688°C - 1523°C

Technological Curves of steel grade S40C

No Curve

Cross Reference Table (Equivalent Grade) of S40C

Grade	Standard	Country	Application
S40CrMnlSil			tool steel
S40C		China	China Taiwan Structural steel

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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