Welding Neck Flange

Threaded (Screwed ) Flange

Slip-on Flange

Lap Joint Flange

Blind Flange

Socket Welding Flange

Upon the manufacturing process, flanges are divided to steel plate flange and forged flange; according to its use, they are divided again to Welding neck, Slip on, Socket Welding, Thread, Lap Joint, Blind Flange and other Special Flanges (Spectacle, Long welding neck, Orifice, Tower and Forged Nozzle kinds.)