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Global 企业标准 AM18 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AM18 / AM18
Category Grade Standard Region/Area Standard Content
Metals AM18 -- Global

Chemical composition(mass fraction)(wt.%) of the AM18

Element Min Max Similar
Mg - - 1.9000

Mechanical Properties of steel grade AM18

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)
781 (≥) 615 (≥) 22 14 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade AM18

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
32 - -     0.13 -  
359 794 - 43.3 434   -  
121 - 23 21.2   423 444

Heat Treatment of steel grade AM18

Heat treated : 1419°C - 1399°C

Technological Curves of steel grade AM18

Cross Reference Table (Equivalent Grade) of AM18

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