Engineers at Flowserve Corp., Cookeville, Tenn., reinvented the nonlubricated plug valve to give it turning torques significantly lower than other plug valves and on par with those of ball valves.

Subcontractors: American Pipeline Services; Applewood Painting Co.; Berwick Electric; CWI; Horizon Mechanical Solutions; LT Environmental Inc.; Mountain Man Welding & Fabrication; Total Terrain Inc.

Fluid-handling devices are not basically concerned with the modulation of power, but only with the movement of fluid. Choosing a fluid-handling valve used to be easy, because each one had its own area ...

It takes a large number of control valves to run a power plant, and while some valves are more critical to plant operations than others, it always follows that when a severe service valve fails, the ...