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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