... SCH10 ~S160, STD XS XXS NAME:90 DEGREE CARBON STEEL ELBOW: 1.Standard:ANSI,JIS,DIN,BS,GB,etc ... . 2.Materials 1)Carbon Steel:ASTM234WPB,WPC,ASTM A420 ,WPL9,WPL6.WPL3,WPHY-42 ... 65,WPHY-70 2)Alloy Steel:ASTMA234WP,WP11,WP12,W0P22,WP5,WP91 3)Stainless Steel:astm a403,wp304/304l, ... wp316/316l,wp321,wp347,wps312544)Duplex &Super Duplex Stainless Steel:ASTM A815,UNS S31803,UNS S32750,UNS S32760 5 ...