SNC631

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#SNC631

Description

SNC631 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SNC631

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SNC631
		SCM421
		SCM425
		SCM430
		SCM432
		SCM435
		SCM440
		SCM445
		SCM822
		SNC236
		SNC415

Chemical composition(mass fraction)(wt.%) of the SNC631

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.27-0.35	0.15-0.35	0.35-0.65	0.03	0.03	0.6-1.0	2.5-3.0
Mo	Al	Cu	Nb	Ti	V	Ce
		≤0.3
N	Co	Pb	B	Other

Mechanical Properties of steel grade SNC631

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)
358 (≥)	422 (≥)	41	32	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	131

Physical Properties of steel grade SNC631

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
32	-	-			0.31	-
121	248	-	31.3	114		-
982	-	32	23.2			433	222

Heat Treatment of steel grade SNC631

Heat treated : 1859°C - 1911°C

Technological Curves of steel grade SNC631

No Curve

Cross Reference Table (Equivalent Grade) of SNC631

Grade	Standard	Country	Application
SNC631H		China	China Taiwan Structural steel
SNC631		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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