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Description

USA UNS EVl5 Specialsteel Steel for exhaust valves and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: EVl5
Category Class Grade Standard Country Application
Steel GradesSpecialsteel EVl5 UNS USA Steel for exhaust valves

Chemical composition(mass fraction)(wt.%) of the EVl5

C Si Mn P S Cr Ni Mo N
0.28 -0.38 0.60 -0.90 1.50 -3.50 ≤ ≥ ≤ ≥ 22.0 -24.00 7.00 -9.00 ≤0.50 0.28 -0.35

Mechanical Properties of steel grade EVl5

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)
728 (≥) 129 (≥) 11 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade EVl5

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
21 - -     0.41 -  
132 341 - 21.3 411   -  
586 - 31 22.2   234 134

Heat Treatment of steel grade EVl5

Heat treated : 1741°C - 1255°C

Technological Curves of steel grade EVl5

Cross Reference Table (Equivalent Grade) of EVl5

Grade Standard Country Application
SAE EVl5
SAE EVl5
S63018
UNS S63018
UNS S63018

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