Features:carbon steel elbow. Material:carbon steel . Size:1/2"-48"(DN15-DN600). Standard:ANSI, ASTM,MSS, JIS,DIN,EN TypeElbowSize1/2"- 48"Wall thicknessSch 10- Sch xxsApplicable standardASME , ASTM, MSS ,JIS , DIN , EN,MaterialCarbon steel :ASTM A234 WPB ANSI B16.9ConnectionButt-weldingApplications rangsuch as oil, chemical industry, water conservancy, electric power, boiler, machinery, ...