... NAME:90 DEGREE CARBON STEEL ELBOW: 1.Standard:ANSI,JIS,DIN,BS,GB,etc. 2.Materials 1)Carbon Steel:ASTM234WPB,WPC ... ,Incoloy825,HastelloyC276,Monel400,Monel k500,WPS31254,S32750,UNS S32760, 3.CE and Certification:ISO9001:2000,API 4.Applications Range:Petroleum ,chemical ...