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 ...