Form: This specification covers a magnesium alloy in the form of sand castings. Application: Primarily for parts operating up ot 300 F (150 C)@ requiring moderate strength and excellent corrosion resistance.
SAE AMS4446-1986 history
1970SAE AMS4446D-2018 Magnesium Alloy, Sand Castings 8.7Al - 0.70Zn - 0.26Mn (AZ91E-T6) Solution and Precipitation Heat Treated UNS M11919