ANSI B16.5 FLANGE

Welding neck flanges: The welding neck flange is normally referred to as the high flange,It is desingned to transfer stresses to the pipe, thereby reducing high stress concentraitions at the base of the flange.The welding neck flange is the best designed butt-welded flange of those currently available because of its inherent structural value. It is expensive because of the design. 1. material: carbon steel, stainless steel and alloy steel flange 2. standard:ANSI, BS, JIS, DIN, UNI, EN and so on 3. pressure:75#-2500# 4. packing:plywood box and palltes 5. products according to customer's drawings