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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)
147 (≥) 212 (≥) 13 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

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
13 - -     0.11 -  
218 981 - 44.3 323   -  
761 - 34 23.2   141 142

Heat Treatment of steel grade X 15 CrNiMn 18 8

Heat treated : 1441°C - 1122°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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