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X 2 CrNiMo 18 15

Germany DIN X2CrNiMo1815 Classification of covered electrodes for manual metal arc-welding of stainless and heat resisting steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X2CrNiMo1815 / X 2 CrNiMo 18 15
Category Grade Standard Region/Area Standard Content
Metals X 2 CrNiMo 18 15 DIN 8556-1 Germany Classification of covered electrodes for manual metal arc-welding of stainless and heat resisting steels

Chemical composition(mass fraction)(wt.%) of the X 2 CrNiMo 18 15

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 13.5000 15.5000 -
Mo 2.5000 3.0000 -
Mn - 2.0000 -
Cr 16.5000 18.5000 -
C - 0.0400 -
Si - 1.5000 -
S - 0.0250 -
P+S - 0.0500 -
P - 0.0300 -
Ni 13.0000 16.0000 -
Mo 2.5000 3.5000 -
Mn 2.5000 5.0000 -
Cr 17.0000 19.0000 -
C - 0.0250 -

Mechanical Properties of steel grade X 2 CrNiMo 18 15

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)
539 (≥) 244 (≥) 12 42 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade X 2 CrNiMo 18 15

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
23 - -     0.24 -  
718 543 - 24.3 143   -  
567 - 23 32.2   433 412

Heat Treatment of steel grade X 2 CrNiMo 18 15

Heat treated : 1855°C - 1813°C

Technological Curves of steel grade X 2 CrNiMo 18 15

Cross Reference Table (Equivalent Grade) of X 2 CrNiMo 18 15

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