1.carbon steel bend with ISO CE certificates 2.18-610mm 3.ISO9001,ISO14001,CE 4.carbon ... CE certificatesItemCatalogDescription1ProductsFlange,Elbow,Tee,Reducer,Cap,Cross,bend2Size1/2''--72''(Seamless :1/2''--24'',Butt Welding:26''--72'')3MaterialCarbon steel,Stainless ... at sight14Application 1. Low and middle pressure fluid transportation pipeline 2. Casing Tube 3. Boiler Pipe 4. Petroleunm and ...