POSCO Holdings Inc.
Single layer zinc alloy plated steel material exhibiting excellent spot weldability and corrosion resistance, and fabrication method therefor

Abstract:

Provided are a single layer zinc alloy plated steel material and a fabrication method therefor, the single layer zinc alloy plated steel material comprising a base iron and a zinc alloy plating layer formed on the base iron, wherein the zinc alloy plating layer contains 13-24 wt % of Mg, and the adhesion amount of the zinc alloy plating layer is at most 40 g/m.sup.2 (excluding 0 g/m.sup.2).