POSCO Holdings Inc.
HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT LOW-TEMPERATURE ADHESION AND WORKABILITY, AND MANUFACTURING METHOD THEREFOR

Abstract:

Provided is a hot-dip galvanized steel sheet having excellent low-temperature adhesion and workability, and a manufacturing method therefor, the hot-dip galvanized steel sheet comprising: an inhibition layer formed on a base steel sheet and comprising an Fe--Al-based intermetallic alloy phase; a hot-dip galvanized layer formed on the inhibition layer; and an Al--Mn-based alloy phase discontinuously formed between the inhibition layer and the hot-dip galvanized layer.