SGLH490

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#SGLH490

Description

SGLH490 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SGLH490

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SGLH490
		SZAC490
		SZAC570
		SZAC C
		SZAC H
		SZAC D1
		SZAC D2
		SZAC D3
		SZAC D4
		SGLH400
		SGLH440

Chemical composition(mass fraction)(wt.%) of the SGLH490

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.3	No provisions	2.0	0.2	0.05
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade SGLH490

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)
472 (≥)	937 (≥)	44	41	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade SGLH490

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
31	-	-			0.42	-
259	432	-	23.3	222		-
286	-	31	23.2			422	224

Heat Treatment of steel grade SGLH490

Heat treated : 1842°C - 1511°C

Technological Curves of steel grade SGLH490

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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