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EN AC-45200

Al Si5Cu3Mn

Alloy for complex parts with high operating temperatures.

Alloy Group
AlSiCu
Recyclability
100%

Chemical Composition (%)

Balance is Al
Element Min Max
Si 4.50 6.00
Fe — 0.65
Cu 2.80 3.60
Mn 0.20 0.60
Mg — 0.55
Cr — 0.15
Ni — 0.35
Zn — 1.20
Pb — 0.25
Sn — 0.15
Ti — 0.20
OtherEach — 0.05
OtherTotal — 0.25

Mechanical Properties

Temper Method Rm Rp0.2 A% HBW
T5 Permanent mold 230 140 1 75

Quick Applications

  • Engine parts
  • Mechanical engineering

Corrosion Resilience

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