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Description

USA UNS EV5 Specialsteel Steel for exhaust valves and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: EV5
Category Class Grade Standard Country Application
Steel GradesSpecialsteel EV5 UNS USA Steel for exhaust valves

Chemical composition(mass fraction)(wt.%) of the EV5

C Si Mn P S Cr Ni
0.30 -0.45 2.75 -3.25 0.80 -1.30 ≤0.040 ≤0.030 18.0 -20.0 7.50 -8.50

Mechanical Properties of steel grade EV5

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)
696 (≥) 374 (≥) 33 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade EV5

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
42 - -     0.11 -  
375 694 - 32.3 344   -  
248 - 43 42.2   444 343

Heat Treatment of steel grade EV5

Heat treated : 1285°C - 1941°C

Technological Curves of steel grade EV5

Cross Reference Table (Equivalent Grade) of EV5

Grade Standard Country Application
EV5
HEV5
SAE EV5
SAE EV5
S63014
UNS S63014
UNS S63014

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