Magnesium AZ91A, B, C, D, and E have the same nominal composition but differ in ranges and/or specified impurity limits. The die cast alloy in as-cast condition (F) can be made for secondary metal, reducing the cost of the alloy. Must be used when maximum corrosion resistance is not required. |
UNS M11912; Mg; ASTM B 94; SAE J 465; Old SAE 501A; European EN 1753 MC 21120 (Ingot UNS M11913) |