... A106, M A106, ASTM A519, ASTM A213/A213M BS138 hot dipped galvanized steel pipesGalvanized Steel Pipe Standard: ASTM A53, ASTM A106,&a6 ... ditside diameter: 21.3 to 323.8mm (1/2"-12")Galvanized Steel Pipe Thic Thickness: 1.8 to 20mmGalvanized Steel Pipe ... , one side seamless coupling and one side plastic cap, plain Galvanized Steel Plvanized Steel Pipe Packinteel Pipe Packing: Labeled and bundled ...