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EV2

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EVl EV4
#EV2TXCR

Description

USA UNS EV2 Specialsteel Steel for exhaust valves and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: EV2
Category Class Grade Standard Country Application
Steel GradesSpecialsteel EV2 UNS USA Steel for exhaust valves

Chemical composition(mass fraction)(wt.%) of the EV2

C Si Mn Cr Ni Mo
0.40 - ≥ 0.80 - ≥ 4.30 - ≥ 24.0 - ≥ 3.80 - ≥ 1.40 - ≥

Mechanical Properties of steel grade EV2

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
344 (≥) 537 (≥) 31 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade EV2

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 - -     0.43 -  
449 479 - 32.3 244   -  
468 - 13 11.2   341 421

Heat Treatment of steel grade EV2

Heat treated : 1615°C - 1732°C

Technological Curves of steel grade EV2

EVl EV4
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Jiangyou Longhai Special Steel Co.,Ltd.
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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