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Archives :: Processing & Handling :: Liquid, Gas and Air Handling :: Valves

Displaying 121 - 140 of 204 stories.
March 28, 2011
“Quick Advance” (QA) sampling valves offer “ease of use” in collecting truly representative samples. The QA valves employ a...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/These-sampling-valves-are-designed-for-ease-of-use_7126.html
March 28, 2011
The POSI-SEAL rotary valve (photo) is suited to on/off process applications requiring tight shutoffs. The pressure-assisting action of the valve seal...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/This-rotary-valve-is-designed-for-complete-shutoff-and-long-life_7127.html
March 28, 2011
A new low-emission valve stem spool packing delivers emissions performance of <20 ppm average leakage. Two unique types of graphite packing comprise the new style...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/This-valve-packing-achieves-ultra-low-emission_7128.html
March 28, 2011
A new device to lockout plug valves is now available. The easy-to-use device secures manually actuated plug valves and can be used to comply with relevant...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/Use-this-device-to-lock-out-plug-valves_7129.html
March 28, 2011
The Series 75 pinch valve is designed to alleviate difficulties associated with ball and plug valves in applications involving tough...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/This-valve-is-designed-for-slurries-and-corrosives-_7130.html
March 28, 2011
DAB Series diaphragm valves can be operated manually or actuated pneumatically or electrically. The valves are constructed of all...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/This-valve-is-available-in-manual-or-actuated-models_7131.html
March 28, 2011
The Axiom valve control system now offers an on-board diagnostics ability to predict potential problems in automated valves, thereby...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-valve-control-system-with-onboard-diagnostics-capability_7132.html
March 28, 2011
The Model 3011/3041 blanket-gas-regulator product line now includes a ½-in. connection for lower volume processes that...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-blanket-gas-regulator-for-lower-volume-processes_7135.html
March 28, 2011
Modular platform components from this company offer a variety of options for a systems approach to process analysis and control. The system, compliant with the Modular Sample...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/This-modular-system-is-ANSI-manifold-compliant_7136.html
March 28, 2011
Emerson Process Management The Fisher Control-Disk valve (photo) offers excellent throttling performance and is ideal for applications that involve fast processes and varying pressure drops. The valve’s wide control range is twice that...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-control-valve-with-faster-action_7156.html
March 28, 2011
Samson The new Type 3738 Electronic Valve Position Monitor (photo) can be used on on/off valves in all fields of application. The device indicates the end positions and controls the actuators...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-new-valve-position-monitor-thats-easy-to-configure_7178.html
March 28, 2011
Fully serviceable inline, Clampseal blowdown valves provide control for continuous boiler or turbine blowdown, as well as bottom blow-off service. The...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/These-blowdown-valves-can-be-fully-serviced-inline_7214.html
March 28, 2011
ESAB Welding and Cutting Products Purox and Oxweld oxygen cylinder regulators (photo) have a patented design that suppresses...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/These-regulators-suppress-internal-cylinder-forces-for-safety_7219.html
March 28, 2011
A new, explosive decompression-resistant perfluoroelastomer has been launched for use in ultra-agressive processing applications. The Perlast G92E...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-new-perfluoroelastomer-for-pumps-and-valves_7239.html
March 28, 2011
ESAB Welding and Cutting Products Purox and Oxweld oxygen cylinder regulators (photo) have a patented design that suppresses...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/These-regulators-suppress-internal-cylinder-forces-for-safety_7244.html
March 28, 2011
GEMÜ This firm has introduced a new motorized open/close actuator for globe and diaphragm valves. The 24-V d.c. actuator (photo) is an alternative to current designs and also to solenoid valves. Valves using this actuator are especially suited to...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-new-motorized-actuator-for-linear-valves_7247.html
March 28, 2011
Fully serviceable inline, Clampseal blowdown valves provide control for continuous boiler or turbine blowdown, as well as bottom blow-off service. The...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/Clampseal-blowdown-valves_7268.html
March 28, 2011
Parker Hannifin A new 0.5-in. bore instrumentation needle valve (photo) gives plant engineers the means to improve reliability, and save both money and space in process and instrumentation applications involving...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-large-bore-needle-valve-for-viscous-contaminated-media_7286.html
March 28, 2011
Samson Controls The air output capacity required to achieve fast positioning in large actuators (diaphragm areas of 1,400–2,800 cm2) is too much for normal positioners, and so positioning accuracy can be compromised. A...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/A-valve-positioner-package-for-large-actuators_7293.html
March 28, 2011
GEMÜ The GEMÜ 520 actuated globe and control valve (photo) is particularly suitable for handling steam, air, water and process lines on account of its membrane actuator. The existing sizes DN...
http://www.che.com/processing_and_handling/liquid_gas_and_air_handling/valves/This-globe-valve-now-comes-in-smaller-sizes_7301.html
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