EF3

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#EF3

Description

EF3 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: EF3

Category	Type	Steel Grade
Steel Grades	Mould Steel	EF3
		ENi3
		UNS K31310
		ENi4
		UNS K11485
		ENi5
		UNS K11240
		EF1
		UNS K11160
		EF2
		UNS K21450

Chemical composition(mass fraction)(wt.%) of the EF3

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.1-0.18	0.3	1.7-2.4	0.025	0.025		0.7-1.1
Mo	Al	Cu	Nb	Ti	V	Ce
0.4-0.65		≤0.35
N	Co	Pb	B	Other sum
				≤0.5

Mechanical Properties of steel grade EF3

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)
817 (≥)	849 (≥)	13	11	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	322

Physical Properties of steel grade EF3

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
14	-	-			0.42	-
271	622	-	31.3	432		-
574	-	12	44.2			332	322

Heat Treatment of steel grade EF3

Heat treated : 1212°C - 1832°C

Technological Curves of steel grade EF3

No Curve

Cross Reference Table (Equivalent Grade) of EF3

Grade	Standard	Country	Application
EN FeF33	EN		Euronorm 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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EF3