... requests. Commodity Q195/Q235/Q345 ERW Black Welded Steel Pipe Dimension20-246MMThickness0.6-2.5MMLength5.8 ... sockets/coupling and plastic caps/flangeSurface treatmenthot dipped galvanized, oiled or black painted to prevent rustApplicationWidely ... after deposit Other productsgalvanized steel pipe,square/rectangular hollow section,seamless steel pipe, steel strip, steel coil, square bar,flat bar, egual ...