water conveying galvanized steel pipe 1) standard: BS1387,ASTM A53,GB/T3091,EN10255 2) OD:21.3-1420mm 3) WT:1.0-55mm water conveying galvanized steel pipe 1. standard: BS1387,ASTM A53,GB/T3091,EN102552. OD:21.3-1420mm3. WT:1.0-55mm4. Length: max 12m 5. Pipe ends 1). Plain end 2). Bevelled end, one end with couplings, the other with plastic caps protected 3). Grooved ends 4). Welded with flanges. ...