effect
The purpose of the use of welding ring loosening flange is generally to save material, its structure is divided into two parts, the pipe part of a pipe and then a
Head made of welding ring. The flanges are made of low-grade materials, while the tubes are made of the same material as the pipes,
of.
Butt loops loose flange:
1, cost savings. When the pipe material is special, the price is expensive, welding the same material flange high cost.
2, is not easy to weld or not easy to process or need the strength. Such as plastic pipe, glass pipe and the like.
3, easy to construction. Such as the connection flange flange hole is not easy to find or prevent future replacement of the device flange bolt holes have changed and so on.
