QStE420N

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#QStE420N

Description

QStE420N Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: QStE420N

Category	Type	Steel Grade
Steel Grades	Carbon Steel	QStE420N
		S355NC
		1.0977
		QStE360N
		1.0977
		S380NC
		1.0979
		QStE380N
		1.0979
		S420NC
		1.0981

Chemical composition(mass fraction)(wt.%) of the QStE420N

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.20	0.50	1.60	0.025	0.015
Mo	Al	Cu	Nb	Ti	V	Ce
	≤ 0.015%		≤ 0.09%	≤ 0.15	≤0.10
N	Co	Pb	B	Other

Mechanical Properties of steel grade QStE420N

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)
264 (≥)	887 (≥)	32	13	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	231

Physical Properties of steel grade QStE420N

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
21	-	-			0.31	-
169	274	-	43.3	111		-
972	-	21	22.2			232	234

Heat Treatment of steel grade QStE420N

Heat treated : 1335°C - 1219°C

Technological Curves of steel grade QStE420N

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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