... according to your drawing. 3.Hot rolled,Cold rolled,ERW etc.4.Finish: Pre-galvanized,hot dip galvanized/powder ... Coated C Channel Galvanized C Channel Other Section Steel,Rolled Formed Steel Profile,Steel FrameProducts can be punched,rolled according to ... rolled U channelERW:Custom Welded Tube,Special profiledSquare hollow section,Rectangular hollow section,Scaffolding,PPGI,Steel coil sheet and other ...