SGLH440

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#SGLH440

Description

SGLH440 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SGLH440

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SGLH440
		SZAC440
		SZAC490
		SZAC570
		SZAC C
		SZAC H
		SZAC D1
		SZAC D2
		SZAC D3
		SZAC D4
		SGLH400

Chemical composition(mass fraction)(wt.%) of the SGLH440

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.25	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 SGLH440

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)
915 (≥)	732 (≥)	13	41	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	123

Physical Properties of steel grade SGLH440

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
24	-	-			0.32	-
954	366	-	14.3	311		-
382	-	42	44.2			124	414

Heat Treatment of steel grade SGLH440

Heat treated : 1769°C - 1835°C

Technological Curves of steel grade SGLH440

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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