S420NC

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#S420NC

Description

S420NC Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: S420NC

Category	Type	Steel Grade
Steel Grades	Carbon Steel	S420NC
		QStE400N
		1.0975
		S355NC
		1.0977
		QStE360N
		1.0977
		S380NC
		1.0979
		QStE380N
		1.0979

Chemical composition(mass fraction)(wt.%) of the S420NC

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 S420NC

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)
172 (≥)	221 (≥)	21	32	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	442

Physical Properties of steel grade S420NC

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	-	-			0.42	-
838	748	-	32.3	143		-
762	-	42	13.2			442	341

Heat Treatment of steel grade S420NC

Heat treated : 1672°C - 1159°C

Technological Curves of steel grade S420NC

No Curve

Cross Reference Table (Equivalent Grade) of S420NC

Grade	Standard	Application
S420NC		Spain structural steel
S420NC		Spain structural steel
EN S420NC	EN	Euronorm 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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