Welding neck flanges



The Welding neck flanges is normally referred to as the high hub flange. It is designed to transfer stresses to the pipe, thereby reducing high stress concentrations at the base of the flange.

The welding neck flange is the best designed butt-welded flange of those currently available becuase of its inherent structural value. It is expensive because of the design.
Standards, Dimensions & Weight
Specifications:
Size: 1/2” to 60”, DN 12mm to DN 1500mm
Pressure class: Class 150 to Class 2,500, PN 2.5 to PN 250
Facing: RF / RTJ

Material:
  • Cabon steel: A105, A350 LF2, C22.8, S355JR
  • Stainless steel: A182 F304/F304L/F316/F316L/F321
  • Alloy steel: F11, F12

Packing: plywood case and plywood pallet

Popular posts from this blog

Dimensions of spectacle blinds according to ASME B16.48

A figure-8 blank

Flange Types