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Valves & Actuators
SubscribeDevices that direct, regulate or control liquid flow by opening, closing or partially obstructing various passageways, valves are often classified by their means of actuation — hydraulic, pneumatic, manual, solenoid and motor. Actuators are a kind of transducer, typically transforming an input signal into motion and thereby controlling valve position.
ARTICLES
Heavy Duty Butterfly Valve
May 1, 2013
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Posi-flate’s unique butterfly valve design uses air pressure to expand the seat against the disc, providing even pressure distribution for bubble-tight seals.
Blow-Through Feeder/Airlock
April 9, 2013
The BT Series Blow-Through Feeder/Airlock from ACS Valves is designed to ensure optimal bulk density and throughput of hard-to-convey materials such as fine powders and flakes that, in high-pressure pneumatic conveying applications, can easily over-aerate and reduce material feed efficiency.
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Valve shipments to reach $4.3 billion in 2013
March 25, 2013
Shipments for the U.S. industrial valve industry will grow 3 percent in 2013, increasing to nearly $4.3 billion, according to figures released by the Valve Manufacturers Association (VMA) as part of its annual market forecast.
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Extendable Multi-port Valve Blocks
March 13, 2013
With GEMÜ multi-port valve blocks made of durable plastics, valve interfaces in piping systems can be implemented in an extremely compact and customized manner.
OEM Parts and Valves
March 12, 2013
For more than 17 years, Taiwan-based BOLA-TEK has manufactured high-quality OEM parts (balls, stems and castings), valves (gate, glove and check) and ball valves (one-, two- and three-piece).
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Flanged Valves with OSHA Lock Out/Tag Out
March 4, 2013
The SVF Flow Controls Series B41 Flanged Ball Valves are high performance, full ported valves certified to API-607 fire safe design with Anti-Static stem.
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Benefits follow use of larger-series pneumatic rack-and-pinion actuators
March 1, 2013
The extended size range of today’s pneumatic rack-and-pinion valve actuators that can now automate up to 32-inch butterfly valves, and up to 14-inch ball valves, offers an advantageous alternative to the large-size, scotch-yoke actuator mechanism that has been popular in industry for quite some time.
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Stainless Steel Wastewater Air Valves
February 22, 2013
Val-Matic Valve & Mfg. Corp. offers all-stainless steel wastewater air valves in sizes 1 inch to 4 inches for single housing and sizes 1 inch to 8 inches for dual housing.
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Passive Explosion Isolation Valve
February 22, 2013
The VENTEX valve is designed for gas/dust/air mixtures, with one-way or two-way acting system options available as well as signaling options to meet specific application requirements.
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Emergency Gas Shutoff
February 20, 2013
Halogen’s Terminator emergency shutoff system sequentially closes 150 lb. cylinder valves containing toxic gas in less than three seconds when activated from remote sensors and switches.
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