... thickness:Sch10 up to STD/XS Product Elbow/pipe elbowSize 1/2-36 inchMaterialWPB A234, or according ... to customer s requirement.Type Butt-welded seamless carbon steel pipe elbow.Wall thicknessSCH10, SCH20, SCH30, SCH40, STD, ... B2312Application Oil, chemical industry, water conservancy, electric power, boiler, machinery, metallurgy, sanitary construction, etc.QualityFirst-classAuthenticationISO 9001 ...