Aluminium Alloy A356

Chemical Composition

Element Symbol Average Preferred Range %
Manganese Mn 0.05
Silicon Si 6.5-7.5
Magnesium Mg 0.35
Copper Cu 0.1
Zinc Zn 0.1
Iron Fe 0.2
Titanium Ti 0.2
Aluminum Al Balance

Mechanical Properties

Property Metric Values Imperial Values
Tensile Strength Min 34.8 ksi 240 MPa
Yield Strength Min 27.6 ksi 190 MPa
Elongation Min % 6% 6%
Hardness (Brinell) 75HB 75HB

Comparative Specifications

ASTM: A356

Afnor: A-S7G

GB (Chinese Standard): ZL104

SAE / DIN: 323 / G-AlSi7Mg

EN (EU/US): 42000

BS (British Standard): BS 1490 LM25

ISO (International) / UNS: Al-Si7Mg / A13560

Applicable Casting Processes