Products/Services for Flood Control Check Valves
-
Check Valves - (1956 companies)Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. Fluid flow in the desired direction opens...Valve TypeSevere Service RatedBack Flow Preventer Assembly -
Control Valves - (1650 companies)...standards, and Federal specification WW-V-35C. Check with manufacturer for exact listings. Some control valves may come configured as a multi-piece design. Applications. Common applications for control valves include general purpose, process control... -
Gas Valves - (537 companies)...requirements. Gas valves are available in most of the basic valve technologies such as ball, butterfly, plug, needle, and various check valve designs. They are used in many industrial, commercial and residential applications for on/off, modulating, and control... -
Water Valves - (607 companies)...as a non-return check for flow (check). Stop/Start valves are used for systems that do not need the flow throttled. The valve opens to allow the flow and closes to stop flow. Throttle or control valves control the speed and capacity of flow through the system... -
Industrial Valves - (3061 companies)...functions include stopping and starting flow, throttling (control) flow, and acting as a non-return check for flow (check). Stop/Start valves are used for systems that do not need the flow throttled. The valve opens to allow the flow and closes... -
Drains and Drain Systems - (372 companies)Products and components include: Screens. Strainers. Grease traps. Wet waste interceptors. Grease gutters. Grease absorbent materials. Grates. Grate guards. Passive skimmers. Grate lifters. Drain pipes. Check valves. Pressure relief valves. Types...
-
Nozzles - (665 companies)...with integral filters or strainers prevent clogging and contamination. Nozzles with an integral valve offer flow or pressure control. Rotating nozzles spin during atomizing, spray-coating or dispensing applications. A single nozzle may include multiple...
-
Liquid Handling Pumps - (2272 companies)They operate by moving a piston or diaphragm back and forth through a cylinder. Fluid moves in at the upstroke (suction) and out through a check valve on the down-stroke (discharge). The image below shows a simplified hand-operated reciprocating...
-
Ball Valves - (2118 companies)...are used in situations where tight shut-off is required. They are wide duty valves, able to transfer gases, liquids and liquids with suspended solids (slurries). Ball valves provide tight shut-off and characterizable control. They have high rangeability...
-
Hydraulic Valves - (685 companies)...of Hydraulic Valves. Hydraulic valves can be almost any valve, i.e., check valve, drain valve, control valve, and many more, as long as the valve restricts hydraulic fluid they can be classified as hydraulic valves. For a full description on types...
Product News
-
Parker Sporlan Division
Aftermarket Spring-Loaded Check Valves Copper Ball Spring-Loaded Check Valves. Parker 's Copper Ball Spring-Loaded Check Valves are used in refrigeration and air conditioning systems to maintain flow in only one direction. Internal components seat or "check ", preventing flow back through the valve. This check valve can be installed in the following applications: * In conjunction with filter driers, strainers, or other devices to ensure unidirectional flow. * In conjunction with compressors to prevent liquid refrigerant from... (read more)Browse Control Valves Datasheets for Parker Sporlan Division -
DeZURIK, Inc.
Low-Maintenance Pump Control: Motor & Check Valve Electric motor actuators paired with mechanical check valves provide precise valve modulation, controlled transients, and inherent fail-safe closure without hydraulic or pneumatic stored-energy systems. This configuration reduces maintenance, simplifies system architecture, and ensures consistent performance under varying operating conditions --ideal for engineers seeking reliable, low-complexity pump control solutions. (read more)Browse Check Valves Datasheets for DeZURIK, Inc. -
Lee Co. (The)
Cryogenic Check Valve The Cryogenic Check Valve incorporates fitting ends per AS standards, making it easy to integrate into existing systems. The valve 's materials were carefully selected for their compatibility with hydrogen and other fluids used at cryogenic temperatures. In addition, the valve 's adaptable construction supports material changes to suit a wide range of environments. Key Features of the Cryogenic Check Valve: Temperature range: -320 F to 275 F. Pressure rating: up to 5000?psi. Leakage: <10?SCCM... (read more)Browse Check Valves Datasheets for Lee Co. (The) -
Holykell Technology Company Limited
Flood Control & River Water 80GHz Radar Flowmeter etc.). Non-contact measurement is not affected by wind, temperature, haze, sediment or floating objects. Support mobile phone APP and wireless transmission function, you can easily set parameters and remote control at home. Optional solar power supply to avoid replacing lithium batteries. Anti-static,anti-surge(lightning protection) and anti-electromagnetic radiation. Application. Open channel flow rate or flow monitoring. Direct drinking water flow monitoring. Irrigation of agricultural ditches... (read more)Browse Level Transmitters Datasheets for Holykell Technology Company Limited -
DFT Inc.
Understanding Check Valves: Webinar by DFT valves. Gain a better understanding of basic piping design. Learn the fundamentals of valve sizing in general, with an emphasis on sizing check valves. Understand how application considerations impact valve sizing. ABOUT DFT Inc.: DFT (R) Inc. manufactures world-class, problem-solving, in-line, axial flow, nozzle style, silent check valves, and severe service control valves. DFT engineers design products using the latest CAD, FEA, and CFD design technology software. Our staff responds quickly... (read more)Browse Check Valves Datasheets for DFT Inc. -
DFT Inc.
DFT® check valves for chemical manufacturing at www.dft-valves.com, contact us at dft@dft-valves.com, or phone 1-800-206-4013. About DFT Inc. DFT (R) Inc. manufactures world-class, problem-solving, in-line, axial flow, nozzle-style silent check valves, and severe service control valves. We provide cost-effective application engineering assistance, rapid prototyping, and fast-turn initial production. Our staff responds quickly, and our systems are designed to deliver reliably within our ISO9001-2015 quality management system. For more than... (read more)Browse Check Valves Datasheets for DFT Inc. -
DeZURIK, Inc.
Maximize Performance of Check Valves These key considerations will extend the life of the check valve, ensure proper protection of process equipment, and prevent an unplanned shutdown. For more information visit DeZURIK.com. (read more)Browse Industrial Valves Datasheets for DeZURIK, Inc. -
DFT Inc.
Check Valves in Semiconductor Fabrication Check Valves in Semiconductor Fabrication. To manufacture semiconductors, fabs require significant amounts of water and steam. Check valves are critical components on a pump 's discharge in the fluid systems that deliver or transport these materials. DFT valves ensure tight seals, offering reliable protection against backflow while enabling smooth and efficient fluid flow. Read all about it in Our Semiconductor Check Valves Blog Post (read more)Browse Check Valves Datasheets for DFT Inc. -
Lee Co. (The)
LEE CHECK VALVES The Lee Company manufactures a wide variety of miniature, pre-tested cartridge check valves that offer proven reliability and performance. With almost one million valves successfully in service, some for over 20 years, Lee check valves set the standard for small size, light weight and proven reliability. Four types of miniature check valves are available: Axial Flow Check Valves. Side Exit Check Valves. Zero Leak Check Valves. Pilot Operated Check Valves. Axial Flow Check Valves. Lee Chek (R) O... (read more)Browse Check Valves Datasheets for Lee Co. (The) -
McWane Plant and Industrial
Understanding Swing Check Valves Swing check valves are probably the most misunderstood valve in. the municipal water works industry. What causes a check valve to. slam? How can we prevent it? How does the design of a swing check. valve make it susceptible to slam? Why are there so many closure. devices available?. To answer those questions, we need to understand the problems of. water hammer and valve slamming, the general design of a swing. check valve, and the pros and cons of each type of closure device. available... (read more)Browse Check Valves Datasheets for McWane Plant and Industrial
More Information
Indicates content that may require registration and/or purchase.
-
Alternative Sewer Systems FD-12, Second Edition > Effluent Sewers
Where the 5-cm- (2-in.-) diameter pipe is used, the interceptor outlets have used flow- control devices to limit peak flows and check valves to prevent flooding of service connections during peak-flow periods.
-
Clean room technique
The control of the evacuating- flood cycles passes through a 3-directional valve , as control , serves a mechanical manometer.
-
Perspectives on European Earthquake Engineering and Seismology
It also includes checking the functioning of the flood control elements, i.e. spillway gates and the valves or gates for the bottom outlets, and the emergency power supply.
-
http://www-pub.iaea.org/MTCD/publications/PDF/Pub1453_web.pdf
… flood areas; (c) Adequacy of watertight doors between flood areas; (d) Common drain system and sumps, including floor drain piping and check valves where credited for isolation of flood areas within plant buildings … … pumps, level alarms and control circuits, including maintenance and …
-
Troubleshooting Process Plant Control
… learning from, 6–7 Control valve bypass valve, pump capacity limitation and, 137 Control valve position control valve capacity checking and, 89 on instrument air failure, 93–100 Control valves checking capacity of, 89 on … … energy losses in, 88–89 flooded condensers and, 40–42 on …
