electro galvanized steel coil Material:Q195 DX51D ... -B S280 S320 S350 S380 DQ DDQ Q195) electro galvanized steel coil,galvanized steel coil ,hot dipped ... galvanized steel strip/coil ,cold steel coil ,zinc coating steel coil ,Pre-painting galvanized steel coil,,PPGI ... /platesCorrugated steel sheets/plateshot dip galvanized steel coilSURFACEColor coating Mini/regular/big/zero spangle,(un)Chromate treatment ...