1.Product: Bs4568 Elbow 2.Size: 1/2"-72" 3.Thickness: SCH10-SCH160,XS,XXS 4.Standard:ASTM ANSI API DIN 5.Quality: very good ProductBs4568 Elbow Size1/2"-72"Wall ThicknessSCH5S-SCH160 XS XXS STDStandardANSI,ASME,JIS,DIN,GB,BS,APIMaterial Carbon steel,Stainless steel,Alloy steelCarbon steel ASTM A234 WPB,WPC;ASTM A420WPL9,WPL3,WPL6,WPHY-42,WPHY-46,WPHY-52,WPHY-60,WPHY-65,WPHY-70 Stainless steel ...