Products/Services for PVC Air Vacuum Relief Valves
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Pressure Relief Valves - (1009 companies)Pressure relief valves are designed to provide protection from over-pressure in steam, gas, air, and liquid lines. Relief valves and back pressure regulators are the same device, only differing in application. The pressure relief valve "lets off...ConnectionMetalsPlastics -
Solenoid Valves - (1023 companies)When the solenoid receives an electrical signal (energized), it channels the air supply directly to the plunger. When the electrical signal is removed (de-energized) the valve returns to its normal condition. Find Solenoid Valves by Specification... -
Check Valves - (1956 companies)...valves are made of acetal polymers, aluminum, brass, bronze, cast iron, chlorinated polyvinyl chloride (CPC), ductile iron, copper, polyethylene (PE), polypropylene (PP), polytetrafluoroethylene (PTFE), polyvinyl chloride (PVC check valves... -
Butterfly Valves - (1275 companies)...air, gases, fire protection, etc. Slurry and similar services. Vacuum service. High-pressure and high-temperature water and steam services. Resources. A Review of Butterfly Valve Components and Operation. How & Why Are Butterfly Valves Used... -
Gas Valves - (538 companies)...and vacuum relief or anti-siphon gas valves are also available. Applications & Industries. Gas valves are used in a variety of applications and industries. For example: Aerospace. Agricultural. Automotive. Commercial. Construction. Cryogenic. Fire... -
Ball Valves - (2118 companies)...brass, bronze, copper, cast iron, ductile iron, stainless and other steel types, metal alloys and plastics including PVC and CPVC. It is best to consult with the manufacturer for the specific properties of the materials used in the valve, and how...
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Globe Valves - (799 companies)...to ensure the valve is completely open or completely closed. Globe valves can be used in systems that require frequent stroking, vacuum, and systems that have a wide range of temperature extremes. Find Globe Valves by Specification or See Our...
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Control Valves - (1650 companies)...the metal conductor. The moveable "T" acts as the actuator of the valve. Solenoid valves can be arranged such that power to the solenoid either opens or closes the valve. One application of solenoid valves is to supply the air to systems like...
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Venturi Vacuum Generators - (76 companies)Pressure sensors. Check valves. Filters. These options can reduce overall mounting space, reduce cycle time and can offer air conservation functions as well as emergency stop modes. More advanced venturi vacuum systems may incorporate OEM controllers...
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Plug Valves - (479 companies)...for directional flow control, even in moderate vacuum systems. They can safely and efficiently handle gas and liquid fuel, and extreme temperature flow, such as boiler feed water, condensate, and similar media. Plug valves can also be used to regulate...
Product News
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Shanghai Thinktank Process Management Co., Ltd
Side Mount Vacuum Relief Valve Worried about storage tank losses or pressure imbalances? Negative pressure in tanks can cause costly material loss, operational disruptions, and system inefficiency, creating major challenges for industrial operators. The TT7140/8140 series vacuum relief valves deliver reliable tank protection and precise air flow control: Versatile valve sizes from 3" to 12" (DN50 -DN300) suit diverse applications. Durable construction in aluminum, carbon steel, stainless steel, or custom materials. Flexible... (read more)Browse Industrial Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd -
Shanghai Thinktank Process Management Co., Ltd
Vacuum Relief Valves for Storage Tanks Storage tanks may experience negative pressure during operation, causing deformation, equipment damage, or operational risks. Engineers require reliable breathing solutions that maintain internal pressure balance while protecting tank integrity. Thinktank TT7140/8140 vacuum relief valves provide effective vacuum protection by allowing controlled air intake to balance tank pressure and prevent damage caused by excessive negative pressure. Designed for side-mounted installation, these valves... (read more)Browse Pressure Relief Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd -
Shanghai Thinktank Process Management Co., Ltd
Pipeline Pressure Vacuum Relief Valves Modern process industries require accurate pressure control, safe vapor management, and reliable pressure/vacuum protection to ensure operational safety while minimizing emissions. Process piping that transports hazardous, toxic, or recoverable media demands pressure relief solutions capable of maintaining system integrity under continuously changing operating conditions. Thinktank TT7120/8120 Series pipeline pressure vacuum relief valves are engineered to provide pressure and vacuum protection... (read more)Browse Industrial Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd -
Shanghai Thinktank Process Management Co., Ltd
Pressure/Vacuum Relief Valves for Storage Tanks Maintaining safe internal pressure is essential for protecting storage tanks and minimizing product loss. Pressure fluctuations caused by filling, emptying, or temperature changes can create excessive positive or negative pressure, increasing the risk of tank deformation, structural damage, and unnecessary vapor emissions. The TT7100/8100 Series Pressure/Vacuum Relief Valves are engineered to provide high-capacity tank breathing protection by automatically relieving excess pressure... (read more)Browse Industrial Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd -
DynaQuip Controls
Pneumatic Automated PVC Ball Valves DynaQuip's air automated PVC ball and butterfly valves are perfect for applications using PVC piping. Available in 2-piece, 3-way, and butterfly. These pneumatically automated valves are available with double acting or spring return (specify fail-open or fail-close action). Additional actuator accessories include NEMA 4, 7 or 9 Pilot Solenoid Valves (115 VAC, 220 VAC, 24 VAC, 24 VDC, and 12 VDC voltages), Valve Position Limit Switches and Speed Controls. (read more)Browse Ball Valves Datasheets for DynaQuip Controls -
Parker Sporlan Division
Safety Relief Valves Type SRH High Capacity Safety Relief Valves are designed and constructed to meet the requirements of Section VIII ASME Boiler. and Pressure Vessel Code and ANSI/ASHRAE 15 Code requirements and bear the ASME Code Symbol (UV). Employing proven principles of design, these Safety Relief Valves are highly reliable and dependable. Precision machined moving parts of stainless steel, and a PTFE disc prevent sticking due to corrosion or cold welding and ensure valve opening at the set pressure long... (read more) -
Lee Co. (The)
LEE PRECISION RELIEF VALVES Lee Pressure Relief Valves are specifically designed to be the smallest valves available for safety relief applications. The smallest is only 3/16" in diameter and just over 1/2" long, and weighs only 1.5 grams. Seven different types are available, offering a wide range of cracking pressures and flow rates. Available Designs: Lee PRI (Pressure Relief Insert)These 0.187 ", 0.250 " and 0.281 " diameter relief valves are constructed entirely of stainless steel and are available screened... (read more)Browse Pressure Relief Valves Datasheets for Lee Co. (The) -
Blacoh Fluid Control, Inc.
Need a pressure relief valve? The Blacoh Online Shop is open 24/7. Browse, compare, and order the fluid control solutions you trust. On your schedule, on your terms. See our options (read more)Browse Pressure Relief Valves Datasheets for Blacoh Fluid Control, Inc. -
NewAge Performance Products | NAPP
Steel Reinforced PVC Hose for Vacuum Flow Vardex (R) Steel Wire Reinforced PVC Hose. Vardex, with its steel wire reinforcement coil, is specially suited for applications where resistance to kinking is of primary importance. A proprietary construction technique employed during the manufacture of Vardex permits full vacuum capabilities (29.9 in/Hg.) for all sizes without hose collapse. Constructed of corrosion-resistant PVC, Vardex can be used to transport various chemicals in areas with tight turns and sharp bends. Its bend radius... (read more)Browse Tubing Datasheets for NewAge Performance Products | NAPP -
Shanghai Thinktank Process Management Co., Ltd
High-Capacity Tank Pressure Relief Valves Protect Storage Tanks with TT7100/8100 Series Relief Valves. The TT7100/8100 Series high-capacity pressure/vacuum relief valves are engineered for large-volume discharge applications, providing robust protection and operational efficiency for storage tanks. Efficient Tank Protection: Prevents overpressure and vacuum-induced losses, reducing steam and product evaporation during tank breathing. Versatile Options: Available in 2 " to 12 " (DN50-DN300) sizes, including API7100 and API8100 series... (read more)Browse Pressure Relief Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd
More Information
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Carbon Capture and Water Emissions Treatment System (CCWESTRS) at Fossil-Fueled Electric Generating Plants
• Air / Vacuum relief valves placed in the PVC pipelines both before and after the zone valves.
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Comparison of SDI and Sprinkler Systems in Land Applying Swine Waste
The driplines were installed at 0.25 m depth and connected to telescoping supply and flushing manifolds (schedule 40 PVC ), both having risers fitted with air / vacuum relief valves .
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Safe Commissioning of a "High-Tech" Process Plant
… the pipes; red tags are accompanied with the warning signs; (compressed air and electrical signal to automatically controlled valves to be disabled when … … provided with the pressure/ vacuum relief and emergency relief valves … … rubber gloves, rubber or PVC boots, chemical goggles, face …
