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X 12 CrNiS 18 8

Germany DIN X12CrNiS188 Stainless steels - Technical delivery conditions for drawn wire and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X12CrNiS188 / X 12 CrNiS 18 8
Category Grade Standard Region/Area Standard Content
Metals X 12 CrNiS 18 8 DIN 17440 Germany Stainless steels - Technical delivery conditions for drawn wire

Chemical composition(mass fraction)(wt.%) of the X 12 CrNiS 18 8

Element Min Max Similar
Si - 1.0000 -
S 0.1500 0.3500 -
P - 0.0450 -
Ni 8.0000 10.0000 -
N - 0.1100 -
Mn - 2.0000 -
Cu - 1.0000 -
Cr 17.0000 19.0000 -
C - 0.1500 -

Mechanical Properties of steel grade X 12 CrNiS 18 8

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)
475 (≥) 525 (≥) 32 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade X 12 CrNiS 18 8

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
42 - -     0.11 -  
663 539 - 34.3 324   -  
749 - 31 12.2   223 412

Heat Treatment of steel grade X 12 CrNiS 18 8

Heat treated : 1154°C - 1122°C

Technological Curves of steel grade X 12 CrNiS 18 8

Cross Reference Table (Equivalent Grade) of X 12 CrNiS 18 8

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