update:

better quality:

EN 1753:1997 Magnesium and magnesium alloys - Magnesium alloy ingots and castings
EN 12883:2000 Founding - Equipment for the production of lost patterns for the lost wax casting process
EN 12892:2000 Founding - Equipment for the production of lost patterns for the lost foam casting process


added missing:

EN 12421:2017 Magnesium and magnesium alloys - Unalloyed magnesium


still missing:

EN 1559-5:2017 Founding - Technical conditions of delivery - Part 5: Additional requirements for magnesium alloy castings


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