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AM 8 Ni 18

Spain UNE AM8Ni18 Ferritic casting steels for low temperatures and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AM8Ni18 / AM 8 Ni 18
Category Grade Standard Region/Area Standard Content
Metals AM 8 Ni 18 UNE 36256 Spain Ferritic casting steels for low temperatures

Chemical composition(mass fraction)(wt.%) of the AM 8 Ni 18

Element Min Max Similar

Mechanical Properties of steel grade AM 8 Ni 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)
485 (≥) 716 (≥) 42 41 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade AM 8 Ni 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
12 - -     0.32 -  
537 652 - 21.3 441   -  
834 - 12 13.2   112 332

Heat Treatment of steel grade AM 8 Ni 18

Heat treated : 1971°C - 1823°C

Technological Curves of steel grade AM 8 Ni 18

Cross Reference Table (Equivalent Grade) of AM 8 Ni 18

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