Carbon Steel Flange 2:Size:1/16''-96'' 3:WT:sch20,sch40, ... chemical industry,water conservancy,elcetric power,boiler machineryOTHER:pipe fitting ,flangeTYPE:ANSI flange,JIS flange,DIN flangeSIZE:1/2"-96"WALL THICKNESS ... :BS,JIS,GB,ASME,ANSI,DINConnection:butt-weldingAPPLICATION:oil gas,chemical industry,water conservancy,elcetric power,boiler machineryOTHER:pipe fitting ,flange carbon steel Pipe flange ...