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X 15 CrNiMn 18 8

Germany DIN X15CrNiMn188 Round Wire Rod for Welding Filler Metals; Technical Conditions of Delivery and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X15CrNiMn188 / X 15 CrNiMn 18 8
Category Grade Standard Region/Area Standard Content
Metals X 15 CrNiMn 18 8 DIN 17145 Germany Round Wire Rod for Welding Filler Metals; Technical Conditions of Delivery

Chemical composition(mass fraction)(wt.%) of the X 15 CrNiMn 18 8

Element Min Max Similar
Si - 1.5000 -
S - 0.0250 -
P - 0.0350 -
Ni 7.0000 10.0000 -
Mn 5.0000 8.0000 -
Cr 17.0000 20.0000 -
C - 0.2000 -
Si - 1.0000 -
S - 0.0250 -
P - 0.0400 -
Ni 7.5000 9.5000 -
Mn 5.5000 8.0000 -
Cr 17.0000 20.0000 -
C - 0.2000 -

Mechanical Properties of steel grade X 15 CrNiMn 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)
832 (≥) 539 (≥) 32 24 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade X 15 CrNiMn 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
43 - -     0.42 -  
173 798 - 23.3 434   -  
115 - 24 31.2   311 112

Heat Treatment of steel grade X 15 CrNiMn 18 8

Heat treated : 1411°C - 1347°C

Technological Curves of steel grade X 15 CrNiMn 18 8

Cross Reference Table (Equivalent Grade) of X 15 CrNiMn 18 8

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