SNCM220

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#SNCM220

Description

SNCM220 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SNCM220

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SNCM220
		SCM432
		SCM435
		SCM440
		SCM445
		SCM822
		SNC236
		SNC415
		SNC631
		SNC815
		SNC836

Chemical composition(mass fraction)(wt.%) of the SNCM220

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17-0.23	0.15-0.35	0.6-0.9	0.03	0.03	0.4-0.6	0.4-0.7
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.25		≤0.3
N	Co	Pb	B	Other

Mechanical Properties of steel grade SNCM220

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)
421 (≥)	686 (≥)	23	13	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	444

Physical Properties of steel grade SNCM220

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
33	-	-			0.33	-
947	127	-	21.3	444		-
384	-	44	22.2			433	343

Heat Treatment of steel grade SNCM220

Heat treated : 1849°C - 1247°C

Technological Curves of steel grade SNCM220

No Curve

Cross Reference Table (Equivalent Grade) of SNCM220

Grade	Standard	Country	Application
SNCM220H		China	China Taiwan Structural steel
SNCM220		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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