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X 20 NiCr 36 18

Germany DIN X20NiCr3618 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: X20NiCr3618 / X 20 NiCr 36 18
Category Grade Standard Region/Area Standard Content
Metals X 20 NiCr 36 18 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 20 NiCr 36 18

Element Min Max Similar

Mechanical Properties of steel grade X 20 NiCr 36 18

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)
743 (≥) 325 (≥) 23 13 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade X 20 NiCr 36 18

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
31 - -     0.44 -  
693 871 - 23.3 323   -  
725 - 11 23.2   423 431

Heat Treatment of steel grade X 20 NiCr 36 18

Heat treated : 1545°C - 1267°C

Technological Curves of steel grade X 20 NiCr 36 18

Cross Reference Table (Equivalent Grade) of X 20 NiCr 36 18

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