standard stainless steel flange flange ,ASTM ,JIS,DIN,UIN,etc. flange,GAL flange,competitive price flange,ISO,KS standard stainless steel flange1.ISO 9001-2000 2.150-2500Lbs 3.Weld Neck,Slip-On,Socket Weld,Lap Joint,Threaded, Orifice flange,Swivel flange 4.OEM Service Flange Size1/2"-72"TypeWeld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded, Orifice Flange, Swivel Flange, Spectacle Blind ...