butterfly valve Articles

  • An Introduction to Ventilation Butterfly Valve

    Overview: Ventilation butterfly valve is used in chemical industry, building materials, power plants, glass and other industries in the ventilation, environmental engineering dust or hot air gas pipeline. It acts as a gas medium to regulate and control the flow or shut-off in the pipes. ...


    By Adamant Valves

  • The General Scope of the Butterfly Valve

    Generally, in throttling, regulating and controlling of mud medium, short structural length and fast opening and closing speed is required. Therefore, the butterfly valve is recommended in low pressure situation. 1. The following circumstances apply butterfly valve: two-bit regulation, narrow channel, low noise, cavitation and ...


    By Adamant Valves

  • the structure characteristics of wafer type butterfly valve

    ① The unique three-eccentric design of the sealing surface between the friction drive, extending the service life of the valve. ② torque generated by the elastic sealing. ③ ingenious wedge design makes the valve more closed more tightly with the automatic sealing function between the sealing surface with a compensatory, ...

  • The Manufacturing Process of Sanitary Quick Installation Butterfly Valve

    1. The rubber seals and valve plates of sanitary quick installation butterfly valve are imported parts to ensure the of performance and service life butterfly valve. 2. It uses a high-precision CNC lathe finishing valve which ensures a reliable compatibility of interchangeability, eliminating the need ...


    By Adamant Valves

  • Influences of Temperature on High Vacuum Butterfly Valve

    When high vacuum butterfly valve is used, temperature has great influences on its performance. High temperature impacts on high vacuum butterfly valve: When the valve is used in the scope of creep temperature, prestressing force on bolts falls due to flanges, bolts and gaskets loosening. Flange connection may also have the same phenomenon under the condition of ...

  • triple offset butterfly valve has a high performance

    Characterized in that : said seat ring by a T -shaped seal ring on both sides of the soft multi-layer stainless steel sheet .     Valve plate and triple offset butterfly valve ...

  • Sanitary Butterfly Valve Advantages and Polishing Performance

    Sanitary butterfly valve uses a standard electronic polishing, with a smooth surface to ensure clean. It has no media accumulation area, and will not produce potential pollution. Its opening and maintenance is fast and easy, and the process downtime is shortened. Sanitary ...


    By Adamant Valves

  • Three Eccentric Multi-level Metal Seal Sanitary Butterfly Valve Features

    Three eccentric multi-layer metal seal sanitary butterfly valve is a long life, energy-saving butterfly valve with no leakage. Products meet the relevant national standards. The sealing ring adopts the multi-layer structure with both soft sealing and sealing. It is ...


    By Adamant Valves

  • Industrial Valves: World Markets Report

    Provides continually updated analyses and forecasts of ball, butterfly, plug, globe/gate, automatic regulatory/control and miscellaneous valve types in 80 ...


    By The McIlvaine Company

  • Valuing Global Valves

    Control valve solves flow control & pressure challenges Donnacona, Quebec, Canada, is an industrial town just west of Quebec City. The town’s water treatment plant was built in 1969 and has since undergone three major retrofits: new high-pressure pumps and an electrical upgrade in 1995; a filter bottoms change in 2000; and a river water intake upgrade in 2005. The plant includes ...


    By Singer Valve Inc.

  • Healthy Control Valves

    A simple maintenance routine can help ensure trouble-free valve operation. Whether the control valve in your system is the first one that has required maintenance or if you are experienced with maintaining multiple valves in your system, some simple guidelines can help keep them operating at optimal performance. Physically checking all valves at least every 12 weeks is important, assuming that ...


    By Singer Valve Inc.

  • Xinhai Statement of the Implement Valve Standards

    Following are the design, manufacture and inspection standards of our company.   Check Valve: API 6D 24th Specification for Pipeline and Piping valves BS 1868-1975(R1990) Specification for Check Valves (Flanged and Butt-welding Ends) for the Petroleum, Petrochemical and Allied Industries EN14341-2006 Industrial valves —Steel Check Valves ...

  • Valves in Water System of Heating Air Condition

    Common valves in water system of heating air condition include gate valve, globe valve and butterfly valve.   Gate vale For its moderate length, rotary adjusting rod and good regulating performance, gate valve is widely utilized in large caliber pipes.   Globe valve Globe valve is suitable for small caliber pipes for its long length, ...

  • Learining how to Choose Materials for Gas Valves

    The materials and the quality of gas valves are so important that their disqualification will lead to leakage in-or-outside the body of the valve. If the strength, rigidity and overall performance of the components of the valve body cannot meet the requirements or even break, it will result in the spillage of gas and explosion. Therefore, material and quality are the most critical part during the ...

  • Automatic control valves: how to assess ACV applications

    As automation and computers claimed a foothold in the operation and control of reservoirs and elevated water tanks, the industry moved the valve control from mechanical automatic control valves (ACV) to actuated butterfly and ball valves. The primary reason? Actuators can be controlled by SCADA systems, which have been almost ...


    By Singer Valve Inc.

  • Valve actuation and control in the modern refinery - Case Study

    Introduction The Reliance refinery at Jamnagar in India is one of the largest single refinery sites in the world and virtually all of its valves are motorised with Rotork actuators. Almost 3000 Rotork IQ intelligent valve actuators were installed during the construction of the original refinery, tank farm and power station in the late 1990s, together with a Rotork Pakscan 2E two-wire ...


    By Rotork

  • How a Specialized Automatic Control Valve Solved Flooding

    The Colombian area of Antioquia creates much of its clean power from hydropower plants along the Guadalupe River. The Guadalupe IV hydroelectric plant generates power with three vertical axis turbines that discharge water below the river level. To prevent flooding, however, the plant needed a solution that ensured the ejector ...


    By Singer Valve Inc.

  • From a standard valve to a genuine all-rounder

    With the Vidos butterfly valve, Ebro is offering plant engineers and operators alike a simple, cost-effective solution for various dosing and discharge applications. The valve allows discharge volumes to be regulated flexibly across a very wide range. Another key benefit: the manufacturer has chosen exactly the same liners, bodies, actuators and control elements as can be found in standard ...

  • Replacement Fill Control Valves with Electronic Flow and Metering Improve Pressure, Stop Leakage and Prevent Valve Failures

    The City of Modesto, California is situated 90 miles east of San Francisco and has approximately 200,000 residents relying on 200,000 of gallons of water a day. The City needed to upgrade three water storage tanks that hold approximately 750,000 gallons each. After years of using motor operated valves to fill water storage tanks, the city recognized that there were just too many problems. ...


    By Singer Valve Inc.

  • Shannon Creek Dam Switches to Custom Anti-Cav Control Valve Solution

    Shannon Creek Dam and pump station is the core feature of the Regional Water Supply scheme, a joint venture of the Coffs Harbour City Council and the Clarence Valley Council. With an inundation area is 37 square Km, the reservoir provides 30,000 mega litres of supplementary water supply to The Clarence Valley and Coffs Harbour, located on the Mid North Coast of NSW, Australia. This award-winning ...


    By Singer Valve Inc.

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