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EN AC-45400

Al Si5Cu3

General purpose alloy with good machinability.

Alloy Group
AlSiCu
Recyclability
100%

Chemical Composition (%)

Balance is Al
Element Min Max
Si 4.50 6.00
Fe — 0.50
Cu 2.60 3.60
Mn — 0.55
Mg — 0.05
Cr — 0.05
Ni — 0.10
Zn — 0.20
Pb — 0.10
Sn — 0.05
Ti — 0.20
OtherEach — 0.05
OtherTotal — 0.15

Mechanical Properties

Temper Method Rm Rp0.2 A% HBW
F Permanent mold 160 90 1 65

Quick Applications

  • Mechanical engineering
  • Fittings

Corrosion Resilience

Overall: Fair to Good
freshwater
Excellent
saltwater
Fair
industrial
Good
acidic
Limited