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India IS 5438 Specification for Aluminium Casting Alloy Ingots and Castings for Aircraft Purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 5438 / 5438
Category Grade Standard Region/Area Standard Content
Metals 5438 IS 202 India Specification for Aluminium Casting Alloy Ingots and Castings for Aircraft Purposes

Chemical composition(mass fraction)(wt.%) of the 5438

Element Min Max Similar

Mechanical Properties of steel grade 5438

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)
532 (≥) 281 (≥) 33 23 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade 5438

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
41 - -     0.41 -  
131 667 - 44.3 223   -  
497 - 21 14.2   223 133

Heat Treatment of steel grade 5438

Heat treated : 1937°C - 1221°C

Technological Curves of steel grade 5438

Cross Reference Table (Equivalent Grade) of 5438

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