... /GB/JIS 4,enough storage The products called bend We are a professional pipe fitting manufacture, mail product ... bend , elbow, flange , cap , tee . we are do this ... Sch xxsApplicable standardASME , ASTM, MSS ,JIS , DIN , EN,MaterialCarbon steel :carbon steelConnectionButt-weldingApplications rangsuch as oil, chemical industry, water conservancy ...