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EN AC-42400

Al Si7MnMg

Alloy for structural parts. High ductility.

Alloy Group
AlSi7Mg
Recyclability
100%

Chemical Composition (%)

Balance is Al
Element Min Max
Si 6.50 8.50
Fe 0.25
Cu 0.05
Mn 0.33 0.75
Mg 0.15 0.45
Cr 0.05
Ni 0.05
Zn 0.10
Pb 0.05
Sn 0.05
Ti 0.20
OtherEach 0.05
OtherTotal 0.15

Mechanical Properties

Temper Method Rm Rp0.2 A% HBW
F Die casting 200 100 7 60
T5 Die casting 210 120 7 60

Quick Applications

  • Intricate parts
  • Structural body elements

Corrosion Resilience

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