Hot Dip Galvanized Steel Pipe 1) W.T.:1.2-16mm 2) O.D.: ... ,ST52,SPHC,08F,HG5,DF08,5) Standards:BS1387/1985,ASTM A53/A36,EN39/EN10219,API 5L 6)Certificate:ISO9001-2008 ... cert,Reap on site inspection report,SGS,BVStandardJIS G3444ASTM A53/ASTM A36BS1387/BS1139/EN39/EN10219/EN10217/EN10297/EN10296/EN10025DIN EN10216, ... of order:20MT4)Delivery period :15 to 30 Days High Quality Galvanized steel pipe/tube