250L0

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#250L0

Description

Australia AS 250L0 Australia Structural steel and 250L0 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 250L0

Category	Type	Steel Grade	Standard	Country	Application
Steel Grades	Structure Steel	250L0	AS	Australia	Australia Structural steel
		U4
		4
		U5
		5
		U6
		6
		8
		9
		GB/T 10
		250

Chemical composition(mass fraction)(wt.%) of the 250L0

C(％)	Si(％)	P(％)	S(％)
0.25	0.4	0.04	0.04

Mechanical Properties of steel grade 250L0

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)
769 (≥)	433 (≥)	33	13	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	242

Physical Properties of steel grade 250L0

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	-	-			0.24	-
876	595	-	22.3	334		-
187	-	23	14.2			143	443

Heat Treatment of steel grade 250L0

Heat treated : 1641°C - 1352°C

Technological Curves of steel grade 250L0

No Curve

Cross Reference Table (Equivalent Grade) of 250L0

Grade	Standard	Country	Application
250L0	AS	Australia	Australia Structural steel

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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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