Product Code:SAE AMS4375 Title:Sheet and Plate, Magnesium Alloy, 3.0Al - 1.0Zn - 0.20Mn (AZ31B-0) Annealed and Recrystallized Issuing Committee:Ams D Nonferrous Alloys Committee Scope:This specification covers a magnesium alloy in the form of sheet and plate.