When high-temperature boiler feedwater passes through a control valve, the pressure drop can exceed several thousand pounds per square inch, placing extreme stress on the valve body and internal parts ...

Author Hans D. Baumann explains how the newest edition of his book, Control Valve Primer, Fifth Edition, teaches the latest in control valve technology. Please provide a brief description of your book ...

If you suddenly have the need for a two-way, flow control valve — from a valve-selection standpoint — what kind of questions do you ask yourself? Many, perhaps, don’t ask any questions and may make ...