SCMQ4E

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#SCMQ4E

Description

SCMQ4E Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SCMQ4E

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SCMQ4E
		SL3N440
		SL5N590
		SL9N520
		SL9N590
		SCMV1
		SCMV2
		SCMV3
		SCMV4
		SCMV5
		SCMV6

Chemical composition(mass fraction)(wt.%) of the SCMQ4E

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17	0.5	0.3-0.6	0.015	0.015	2.0-2.5	≤0.4
Mo	Al	Cu	Nb	Ti	V	Ce
0.9-1.1		≤ 0.4	≤ 0.02		≤0.03
N	Co	Pb	B	Other

Mechanical Properties of steel grade SCMQ4E

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)
813 (≥)	716 (≥)	31	11	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	223

Physical Properties of steel grade SCMQ4E

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
24	-	-			0.14	-
921	482	-	31.3	444		-
836	-	42	22.2			314	123

Heat Treatment of steel grade SCMQ4E

Heat treated : 1887°C - 1652°C

Technological Curves of steel grade SCMQ4E

No Curve

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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Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy