... our regular spangle, chromated, unoiled, galvanized steel coil, as follows. Hot Dipped Galvanized Steel coil good-looking spangle bright surface no scratch on ... .1. Many years' experience producing and trading on GI, GL, PPGI. The material's quality is very good.2. ... Professional for all kinds of regular spangle, chromated, unoiled, galvanized steel coil 0.17*1200, z 60g/m2, regular spangle, chromated, ...