... guidanceü Ensure the product quality.ü Timely service and progressTwo kinds of surface treamentü Hot dip galvanize1, Standard: JIS, DIN, ASTM B695 ... galvanizing hole cutting good looking on surface of3, Galvanizing process:Steel structural components →Degreasing →Rinsing→ Pickling →Rinsing →Fluxing → Galvanizing →Quenching → (Passivation ... Type: 1,red primer, 2,zinc primer, 3,Alkyd primerOur Project