This article was updated Jan. 17, 2023. It was originally published Oct. 21, 2004. Using the correct thread is critical for proper mating and replacing hydraulic fittings. First and foremost, it is a ...

U. S. Steel has announced a capital investment of $75 million to install a new premium thread line at its Fairfield Tubular ...

Recently while performing some plumbing repairs, I realized that my abilities had become a little rusty (no pun intended). After a few mistakes and re-dos, I finally got the process right. I was ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Few things disturb us more than the bewilderment of a broken bolt or seized pipe plug in a casting. You're at a loss for how to get the darned thing out. This is when you have to slow down and come up ...

Dry surface coatings for connections of OCTG have been developed that eliminate the need for thread compound. There are many good reasons to reduce or eliminate the use of pipe dope. Environmental ...