Hyperbaric welding neck flange in use has good use value and function, used in accordance with the corresponding ways and methods to avoid some problems of quality and function in use.

Welded flange is a disk type parts, plays a very important role in the pipeline project links, flange is usually used in pairs in the pipeline flange welding is mainly used for pipeline link.

According to the pressure of different grades and butt welding flange gasket also have different materials, from the low-pressure asbestos pad, high pressure asbestos pad to the metal pads.