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Control valve manufacturers differ in portfolio depth, severe-service engineering, automation, documentation and local support. A manufacturer that suits standard utility

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Valve Basics

A globe control valve uses linear stem motion to position a plug relative to a seat, changing the open flow

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Valve Selection

A standard ball valve can restrict flow, but that does not automatically make it a suitable control valve. It may

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Valve Basics

A single-seated control valve has one plug and one seat, giving it one final shut-off interface and usually making tight

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Valve Comparison

A segmented ball valve uses a partial spherical closure member rather than the complete drilled ball found in a conventional

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Valve Basics

A diaphragm control valve in this context uses a pneumatic diaphragm actuator to position the plug in a single-seat linear

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Valve Basics