gate valve Articles

  • 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 ...

  • 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 ) ...

  • 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.

  • 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

  • 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 ...

  • 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

  • 10 Flags in Valve Chambers that Should Make You Question What Else is Wrong

    I have reached the conclusion, as a lot of you may relate too, that I may be considered one of those “cranky old men”. It shows itself in the little things. Sentences starting with the phrase “when I was your age” or ...


    By Singer Valve Inc.

  • Belfast city sewer case study

    Client: NIWater CSG provided a number of valves to go in to the newly refurbished Belfast City Sewer. Originally installed during Victorian times the sewer system has been updated in order to reduce flood risks and improve the general infrastructure. The project comes at a cost of £120M and encompasses over 10km of pipeline. It has won a number of awards for innovation and is the ...

  • East hull pumping station case study

    Client: Yorkshire Water CSG provided two 1200mm Hydraulic Cylinder Gate Valves as part of the East Hull Pump Station overhaul. CSG worked in partnership with Pacific Valves Ltd on the £16m flood prevention project commissioned by Yorkshire Water. Due to the low ground levels in and around Hull flooding can often be an issue. The new pumping stations will help control drainage in the ...

  • A novel technique proposed for automatic control of small hydro power plants

    A new scheme is proposed for the speed control of hydro turbines. Power can be controlled by controlling the rotary motion of the spear valve or linear motion of the sluice gate. In this paper, necessity for speed control, various function of governors, types, speed regulation of micro-hydroelectric power plants, functional block diagram of power generation and control system general models for ...


    By Inderscience Publishers

  • PVC injection molding technology

    PVC injection molding process application: water supply pipe, home appliance pipe, house wall plate, industry machine housing body, electronic products packaging, medical equipments, food package. Injection molding process condition Material dry: usually it don’t need dry. ...


    By Focare Mould Co.,Ltd.

  • Aquaflow to the rescue case study

    Aquaflow a division of T-T PUMPS Ltd are always prepared to leave their comfort-zone to deliver solutions that exceed expectations! Belle Greve Pumping Station is undergoing an upgrade to prolong its lifespan, work started in 2008 and it is crucial to the island's future sewage management programme. Aquaflow were approached by the principal contractor working on behalf of Guernsey Water, ...


    By T-T Pumps Ltd.

  • A comparison between different techniques for water network sectorization

    Water network partitioning represents one of the best methodologies for improving water balance and pressure control of a water distribution system in order to reduce water leakage. These techniques can be applied with greater effectiveness defining a smaller permanent network district, called a District Meter Area (DMA), achieved by the insertion of gate valves and flow meters. If the DMAs are ...


    By IWA Publishing

  • Dual-use value of network partitioning for water system management and protection from malicious contamination

    This paper considers the introduction of a contaminant into a water supply system using a backflow attack. The recent development of techniques for water network sectorization, aimed at improving the management of water systems, is also an efficient way to protect networks from intentional contamination and to reduce the risk of the dangerous effects of network contamination. Users can be ...


    By IWA Publishing

  • Transient and surge related pipe bursts, water loss and damage prevention

    Pipe bursts as a result of transients and surges within a piping network are very common problems throughout the world. Not only are the maintenance costs of these repairs extremely expensive, but when you add in possible litigation for third party damages, combined with the potentially significant value (cost) of the lost water, you can quickly realize the significance of what may appear simply ...


    By Singer Valve Inc.

  • Why Does Serious Injury and Fatality Prevention Require a Different Approach?

    For some years, safety leaders have seen a troubling disparity between significant decreases in overall injury rates and relatively flat fatality rates. A study conducted in 2011 helps show why: traditional safety efforts often fail to reduce serious injuries and fatalities (SIFs) because they just weren't designed to. SIF events usually have different causes and correlates than less serious ...

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