Flange, Welding-Neck, Slip-On, Blind, Threaded, Lap-Joint

Welding Neck Flanges:The welding neck flange is normally referred to as the "high hub" Flange. It is designedto transfer stresses to the pipe, thereby reducing high stress concentrationsat the base of the Flange. The welding neck flange is the best designed butt-weldedflange of those currently available because of its inherent structuralvalue. It is expensive because of the design.