230-450W

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#230-450W

Description

230-450W Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: 230-450W

Category	Type	Steel Grade
Steel Grades	Mould Steel	230-450W
		L-60
		L-61
		L-70
		LA-71
		LA-75
		LA-90
		LA-100
		200-400
		200-400W
		230-450

Chemical composition(mass fraction)(wt.%) of the 230-450W

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.25	0.6	1.2	0.035	0.035	≤0.35	≤0.4
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.15		≤0.4			≤0.05
N	Co	Pb	B	Other
				≤1.0

Mechanical Properties of steel grade 230-450W

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)
555 (≥)	217 (≥)	32	13	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	134

Physical Properties of steel grade 230-450W

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
12	-	-			0.42	-
574	897	-	13.3	143		-
344	-	14	11.2			321	133

Heat Treatment of steel grade 230-450W

Heat treated : 1228°C - 1488°C

Technological Curves of steel grade 230-450W

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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