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International ISO AlSn20Cu Plain bearings - Aluminium alloys for solid bearings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: AlSn20Cu / AlSn20Cu
Category Grade Standard Region/Area Standard Content
Metals AlSn20Cu ISO 6279 International Plain bearings - Aluminium alloys for solid bearings

Chemical composition(mass fraction)(wt.%) of the AlSn20Cu

Element Min Max Similar
Zn 4.4000 5.0000 -
Total Others - 0.5000 -
Ti 0.0200 0.1500 -
Sn - 0.2000 -
Si 1.0000 2.0000 -
Ni - 0.2000 -
Mn - 0.3000 -
Mg 0.4000 0.6000 -
Fe - 0.4000 -
Cu 0.9000 1.2000 -
Al - - -

Mechanical Properties of steel grade AlSn20Cu

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)
515 (≥) 417 (≥) 12 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade AlSn20Cu

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
21 - -     0.31 -  
568 414 - 33.3 224   -  
127 - 41 44.2   113 122

Heat Treatment of steel grade AlSn20Cu

Heat treated : 1211°C - 1461°C

Technological Curves of steel grade AlSn20Cu

Cross Reference Table (Equivalent Grade) of AlSn20Cu

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