Products/Services for Check Valve Symbol

  • Check Valves-Image
    Check Valves - (1934 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. Check valves are self-activating safety valves...
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    Valve Type
    Severe Service Rated
    Back Flow Preventer Assembly
  • Butterfly Valves-Image
    Butterfly Valves - (1238 companies)
    ...in relief valves, safety valves, check valves, and steam traps. Because these actuators use the fluid in the system, no external power is required. Speed of Power Actuators. Actuators can vary in operating speed. The speed should be selected based...
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  • Globe Valves-Image
    Globe Valves - (776 companies)
    ...is drained or bled. Image Credit: Bani Instind 23. Self-actuated valves use the system fluid to position the valve. These are commonly found in relief valves, safety valves, check valves, and steam traps. Because these actuators use the fluid in the system...
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  • Diodes-Image
    Diodes - (757 companies)
    ...to a pressure rating on a check valve. Image Credit: AMB Laboratories. Light emitting diodes (LEDs) are PN junction devices that give off light radiation through electroluminescence when forward biased. They are used as various indicators in aviation...
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  • Pressure Relief Valves-Image
    Pressure Relief Valves - (993 companies)
    ...pressurization of the system. Relief valves are designed to continuously regulate fluid flow, and to keep pressure from exceeding a preset value. There are a wide variety of valve designs, but most resemble diaphragm valves, globe valves, or swing check...
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  • No Image Available
    Industrial Valves - (3264 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...
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  • No Image Available
    Ball Valves - (2064 companies)
    ...have ball valves available with several different features to fit an application. Swing check- A swing check gives a valve the feature of a check valve. This prevents media from backing up into the system. Valve stops- A stopper that only permits 90...
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  • No Image Available
    Valve Repair Machines - (12 companies)
    Valve repair machines are used to machine valve seats and faces on gate, globe, check, ball, safety, and control valves. Portable, or in-line, machines are used for on-site repairs (primarily grinding and lapping) while the valve is on-site or still...
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  • No Image Available
    Valve Actuators - (872 companies)
    Valve actuators mount on valves and, in response to a signal, move a valve to a desired position using an outside power source. Selecting the correct valve actuator will increase uptime, reduce maintenance costs, and increase plant safety. Most...
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  • No Image Available
    Valve Repair Services - (176 companies)
    Valve repair services repair and rebuild used valves. Some repair services specialize in the repair and rebuilding of many different types of used valves, but they may also work exclusively with specialized, proprietary or patented products. Repair...
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