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America SAE 7129 Wrought aluminum alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 7129 / 7129
Category Grade Standard Region/Area Standard Content
Metals 7129 SAE J 454 America Wrought aluminum alloys

Chemical composition(mass fraction)(wt.%) of the 7129

Element Min Max Similar

Mechanical Properties of steel grade 7129

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)
812 (≥) 786 (≥) 41 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade 7129

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
44 - -     0.13 -  
135 562 - 44.3 114   -  
753 - 24 31.2   231 422

Heat Treatment of steel grade 7129

Heat treated : 1123°C - 1275°C

Technological Curves of steel grade 7129

Cross Reference Table (Equivalent Grade) of 7129

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