gate valve Articles

  • Sanitary Gate Valve Main Structural Features and Functions

    Sanitary gate valve's main duty is to cut off. When it is fully open the entire pipe gets straight through. At this time the pressure loss of medium operation reaches minimum. Its main advantage is the small fluid flow resistance. It is usually not required to frequently open and close or to keep the gate fully open or fully closed. It is not suitable for regulation, ...


    By Adamant Valves

  • how to open and clear the resilient seated gate valve

    ( 1 ) , ready to work Selected according to the required specifications ① valve wrench, a screwdriver , crowbar , processed bars, the top wire and other tools. ② prepare appropriate yarn , detergents, according to the valve specifications ready valve seal pads , fillers, lubricants. ( 2 ) ...

  • The selection steps in rising stem gate valve

    Selection of rising stem gate valve generally follow the following steps  According to the valve in the device or process piping applications , determine the valve is working. For example , the working medium , working pressure and working ...

  • 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

  • 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.

  • 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

  • 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 ...

  • Sanitary Butterfly Valve Principle of Work

    Sanitary butterfly valve is a type of pipeline fitting in which the locking or adjusting element has the shape of a disc that rotates around an axis that is perpendicular to or at an angle to the working fluid flow direction. Also, these devices are also called turning shutters, airtight valves, and damp valves. The disk shutter can be used to control the flow of liquid, gas ...


    By Adamant 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 ...

  • Divers install eccentric plug valve in reservoir tunnel

    A team of specialist divers – working in a cramped, water-filled tunnel 20 metres beneath the surface of a reservoir – has just completed installation of an eccentric plug valve to control water flow.The valve and associated equipment has been supplied to United Utilities by Viking Johnson (http://www.vikingjohnson.com), a world leader in the supply of pipe joints ...


    By Viking Johnson

  • American Standard Sanitary Check Valve Technical Parameters

    1. Bolt connection Body bonnet connection executive standard: ANSI B 1.1 Nut manufacturing executive standard: ANSI B 18.2.2 2 valve cover The bonnet material is the same as ...


    By Adamant Valves

  • Meyer Screw Pump provides extended valve life

    A New Jersey based asphalt company approached Wm. W. Meyer & Sons seeking a solution to an issue they were having with a competitor’s airlock ability to hold a seal. The valve was lined with ceramic tiles and was supposed to have a one-year lifetime in that particular system. Unfortunately, the asphalt company realized the valves were only lasting 5-6 months at the most. The limited ...


    By Wm. W. Meyer & Sons, Inc.

  • 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.

  • Share some universal knowledge about HDPE flap valve

    HDPE flap valvespecifications of round and square HDPE flap valve two kinds, according to the size and shape of the outlet design and production; were hollow floats can knock on the door and a plate-plate HDPE flap valve. For pipes, sewage treatment, rivers ...

  • Learn about Meyer’s Screw Pump qualities - valve life extender

    Meyer Screw Pump Provides Extended Valve Life A New Jersey based asphalt company approached Wm. W. Meyer & Sons seeking a solution to an issue they were having with a competitor’s airlock ability to hold a seal. The valve was lined with ceramic tiles and was supposed to have a one-year lifetime in that particular system. Unfortunately, the asphalt company realized the valves were ...


    By Wm. W. Meyer & Sons, Inc.

  • Standard quality valves available forcompressed gas and welding industry

    Small, medium or large scale industries all can be befitted with unique, innovative and premium quality valves provided by Evergreen Midwest Co. Other products includeregulators,fittings, adapters, cryogenic valves, transfer hoses and accessories. There are various kinds of valves available like the ammonia, CNG, Gate, chlorine valve, check packed, cylinder valves, ...


  • Valves - the Ideal and Cost effective Device for Efficient Fluid Control

    What are the Significances of Valves? A valve is a device responsible for handling the flow of fluid-like substances such as liquids, ...


  • Tank terminal demonstrates the electrically operated solution for ESD Valves - case study

    Overview Since the disastrous fire at the Buncefield fuel depot in 2005, much has been done to ensure that such a catastrophic accident should not happen again. Led by COMAH (Competent Authority/Industry Standards Task Group), safeguards have been put in place by the petroleum industry to provide additional safety and environmental protection to tank storage installations. Endorsing the ...


    By Rotork plc

  • Fuel terminal upgrade installs advanced valve actuation and control - Case Study

    Sector: Oil & Gas Category: Control Networks, Electric Actuators, Fluid Power Actuators, Services Products: CP, Extended Scope, Field Service, IQ3 Range, Pakscan Overview Independent tank storage provider Vopak is increasing and enhancing fuel capacity at the Vopak Terminal Durban in South ...


    By Rotork plc

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you