本规范涵盖了焊丝形式的镁合金。该焊丝通常用作成分类似的镁合金的气体保护金属弧焊和钨极气体保护焊的填充金属，但用途不限于此类应用。

This specification covers a magnesium alloy in the form of welding wire.This wire has been used typically as filler metal for gas-metal-arc and gas-tungsten-arc welding of magnesium alloys of similar composition, but usage is not limited to such applications.