1.Hubbed Threaded Flanges 2.Standards:ANSI BS DIN EN 3.Material: ... Stainless steel,Alloy Steel 4.Size:1/2''-24'' Hubbed Threaded Flanges Special Flanges,carbon flange,steel flange,forged flange; ... , Welding Neck Flange, Long Welding Neck Flange, Blind Flange, Socket Welding Flange, Thread Flange, Screwed Flange, Lap Joint Flange(2 ... 300, 600, 900, 1500, 2000, 3000, 6000, 9000 LBS Hubbed Threaded Flanges