name:bend material:carbon steel size:1/2"--48" standard:GB,JIS,ANSI,ASTM,EN ... "-48"DN15-DN1200Wall thicknessSch5-Sch160XXSStandardISO, ANSI, JIS, DIN, GBMaterialCarbon steel , stainless steel, alloy steelPackagingWooden Cases or wooden pallet or as per customers ... clients for 5 years.hope we can cooperation with you DN20 10# 3/4'' bend