... galvanized,black,electroplate 3ISO9001,British Standard 4elbow,tee,union,cross,coupling, Brand Name:DaochengType:Elbow,tee, union,crossover,nipple,coupling,bushing,cross ... :Max 2.45MPA,Temperature Max 300oCStandard:BSW Q/DCG01-2006 Q/DCG02-2006 GB/T3287-2000 GB 9440-88 KTH 330-08Certification:ISO9001:2008 ...