is to remedy the defects of the old mode of connecting swivel elbow joints, and figure 1 of the engraving represents a section through a gas or other pipe, to which the improvement is attached ...

incorporating a small projection in the steel pipe wall to handle stress from geological movements. The InfraShield® Joint System is expected to be a key solution for critical water ...

In plumbing, if the pipe is affixed to other plumbing when you’re sawing, the excess movement can result in future joint failure. If you’re not working on plumbing, a little movement is not so ...