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A valve torque curve is the main reference for actuator sizing. If the curve is read from only one value,...

The choice of valve end connections in industrial pipelines directly affects sealing reliability, maintenance access, installation cost, and long-term safety....

A procurement manager at an EPC firm once told me he’d been buying forged ball valves for fifteen years and...

Walk into any refinery, chemical plant, or power station and count the valves. A medium-sized refinery has about 30,000 valves....

A few years ago, a project engineer at a gas pipeline company in Texas called me about a batch of...

About ten years ago, I watched a crew try to close a 16-inch floating ball valve on a crude oil...

A few years ago, I was on a platform in the North Sea where a 16-inch Class 900 trunnion ball...

A project engineer at a chemical plant once showed me two quotes for 200 4-inch Class 300 ball valves. The...

A pipeline operator in West Texas called me a few years ago about a smart pig that had gotten stuck....