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Description

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

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

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

C Si Mn Cr Ni Mo
0.45 - ≥ 0.50 - ≥ 0.50 - ≥ 23.5 - ≥ 4.80 - ≥ 2.80 - ≥

Mechanical Properties of steel grade EVl

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)
972 (≥) 496 (≥) 42 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade EVl

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
32 - -     0.44 -  
523 553 - 13.3 333   -  
816 - 43 12.2   442 442

Heat Treatment of steel grade EVl

Heat treated : 1348°C - 1828°C

Technological Curves of steel grade EVl

Cross Reference Table (Equivalent Grade) of EVl


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