... Welding Flange, Butt Welding Ring Loose Flange, Slip on Neck Flange, Welding Neck Flange, Long Welding Neck Flange, Blind Flange, Socket Welding Flange, Thread Flange, Screwed Flange, Lap Joint Flange(2 ... , Sch XS , Sch80, Sch100, Sch120, Sch140 Sch160 , Sch XXS, Class 150, 300, 600, 900, 1500, 2000, 3000, 6000, 9000 LBS(7 ...