Galvanized steel (GI)

Galvanized steel (GI)

Galvanized steel (GI) is produced by passing the Full Hard sheet which has undergone the acid washing process and rolling process through the zinc pot, thereby applying zinc film to the surface. It has excellent corrosion resistance, paintability, and workability due to Zinc's characteristic.


  • Excellent anti-corrosion, paintability, and processability due to the self-sacrificing characterisiticof zinc.
  • Available to select and produce the desired amount of zinc gilded and in particula enables thick zinc layers(maximum 600g/m2).
  • Classified as either zero spangle or extra smooth depending on wheteher the sheet undergoes skin pass treatment.


home appliance, automobile parts, steel house, construction frame, interior/exterior construction materials, roofing, soundproof wall, pipe, ducts, and etc.

Surface Treatment

Type Applicatio
Chromate General
Non-treated General painting
Organic Drawing

Surface Finish and Applications

표면과 용도
Classification Minimized Spangle Finish Ultra Smooth Finish Zero Spangle Finish
Weight of zinc coating Z06-Z60 Z06-Z60 Z06-Z60
Surface Finish
용도 Home electric applications Steel furniture & office equipments Various apparatus For painting Steel furniture & Office equipments Home electric applications Steel furniture & office equipments For painting