Main product image: ASME B16.5 stainless steel slip-on flange

High Pressure weld neck flange

Certification standards

ASME B16.5
ISO 7005
INTRO
A neck butt-welding flange has a cone-shaped neck welded to a pipe or cylinder. It”s a strong, one-piece flange that seals better than flat weld flanges. It”s suitable for high-pressure, temperature, or strict sealing needs.

A neck butt-welding flange has a cone-shaped neck welded to a pipe or cylinder. It&/8217;s a strong, one-piece flange that seals better than flat weld flanges. But it uses more materials and costs more to make because it needs forging. It&/8217;s suitable for high-pressure, temperature, or strict sealing needs.