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X 85 CrMoV 18-2

Germany DIN X85CrMoV18-2 Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X85CrMoV18-2 / X 85 CrMoV 18-2
Category Grade Standard Region/Area Standard Content
Metals X 85 CrMoV 18-2 DIN EN 10090 Germany Valve steels and alloys for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the X 85 CrMoV 18-2

Element Min Max Similar

Mechanical Properties of steel grade X 85 CrMoV 18-2

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)
958 (≥) 828 (≥) 22 43 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade X 85 CrMoV 18-2

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
22 - -     0.34 -  
273 441 - 22.3 143   -  
414 - 33 22.2   232 143

Heat Treatment of steel grade X 85 CrMoV 18-2

Heat treated : 1732°C - 1814°C

Technological Curves of steel grade X 85 CrMoV 18-2

Cross Reference Table (Equivalent Grade) of X 85 CrMoV 18-2

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