EF5

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#EF5

Description

EF5 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: EF5

Category	Type	Steel Grade
Steel Grades	Mould Steel	EF5
		ENi5
		UNS K11240
		EF1
		UNS K11160
		EF2
		UNS K21450
		EF3
		UNS K21485
		EF4
		UNS K12048

Chemical composition(mass fraction)(wt.%) of the EF5

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.1-0.17	0.2	1.7-2.2	0.01	0.015	0.25-0.5	2.3-2.8
Mo	Al	Cu	Nb	Ti	V	Ce
0.45-0.65		≤0.5
N	Co	Pb	B	Other sum
				≤0.5

Mechanical Properties of steel grade EF5

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)
329 (≥)	498 (≥)	43	24	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	312

Physical Properties of steel grade EF5

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
34	-	-			0.33	-
693	331	-	42.3	144		-
789	-	31	23.2			344	143

Heat Treatment of steel grade EF5

Heat treated : 1971°C - 1993°C

Technological Curves of steel grade EF5

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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EF5