... /SGH340/CS-B//DX53D+Z/DX54D+Z Pre-Painted Hot Dipped Galvanized Steel Product Hot Dipped Galvanizing:PPGI is prepainted , ... wagon and so on.Indoor: door, isolater, frame of door, light steel structure of house, sliding door, folding screen, ceiling, internal ... coated steel sheets, do not pull. Otherwise, flash of cutting section and edge will cause dent and scratches.. pre-painted steel coil