... 4.Carbonsteel 45\90\180Degree 5.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 ... ,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 ...