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Czech CSN 15131 Chromium-Molybdenum steel 15 131 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 15131 / 15131
Category Grade Standard Region/Area Standard Content
Metals 15131 CSN 41 5131 Czech Chromium-Molybdenum steel 15 131

Chemical composition(mass fraction)(wt.%) of the 15131

Element Min Max Similar
Si 0.1700 0.3700 -
S - 0.0350 -
P - 0.0350 -
Mo 0.1500 0.2500 -
Mn 0.4000 0.7000 -
Cr 0.8000 1.1000 -
C 0.2600 0.3400 -

Mechanical Properties of steel grade 15131

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)
794 (≥) 287 (≥) 31 21 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 15131

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
24 - -     0.22 -  
623 772 - 34.3 413   -  
473 - 11 24.2   131 111

Heat Treatment of steel grade 15131

Heat treated : 1524°C - 1838°C

Technological Curves of steel grade 15131

Cross Reference Table (Equivalent Grade) of 15131

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