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X 12 CrMnNiN 17 7 5

Germany DIN X12CrMnNiN1775 Stainless steels. List of stainless steels and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals X 12 CrMnNiN 17 7 5 DIN EN 10088-1 Germany Stainless steels. List of stainless steels

Chemical composition(mass fraction)(wt.%) of the X 12 CrMnNiN 17 7 5

Element Min Max Similar
Si - 1.0000 -
S - 0.0150 -
P - 0.0450 -
Ni 3.5000 5.5000 -
N 0.0500 0.2500 -
Mn 5.5000 7.5000 -
Cr 16.0000 18.0000 -
C - 0.1500 -

Mechanical Properties of steel grade X 12 CrMnNiN 17 7 5

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)
889 (≥) 444 (≥) 32 34 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade X 12 CrMnNiN 17 7 5

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
44 - -     0.23 -  
817 297 - 23.3 414   -  
346 - 24 24.2   243 311

Heat Treatment of steel grade X 12 CrMnNiN 17 7 5

Heat treated : 1669°C - 1161°C

Technological Curves of steel grade X 12 CrMnNiN 17 7 5

Cross Reference Table (Equivalent Grade) of X 12 CrMnNiN 17 7 5

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