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  2. Pipe plug - Wikipedia

    en.wikipedia.org/wiki/Pipe_plug

    The leak tests of gravity pipelines using the pipe plug are performed with respecting the requirements of the European Standard EN1610 [5] for both water and air tests. The inflatable pipe plugs have a wide variety of types each for different purpose: Pipe plug; Pipe test plug; Conical plug; Pipe packer; High pressure pipe plug; Oil and gas ...

  3. Drain-waste-vent system - Wikipedia

    en.wikipedia.org/wiki/Drain-waste-vent_system

    A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.

  4. Plug (sanitation) - Wikipedia

    en.wikipedia.org/wiki/Plug_(sanitation)

    A plug in sanitation is an object that is used to close a drainage outlet firmly. The insertion of a plug into a drainage outlet allows the container to be filled with water or other fluids. In contrast to screw on caps, plugs are pushed into the hole and are not put over the hole.

  5. Plugtest - Wikipedia

    en.wikipedia.org/wiki/Plugtest

    The technical goal is twofold: check compliance to the standard, and test the effectiveness of the standard. The latter could be the case when the standard is ambiguous. A simplified example is: the width of a plug is prescribed but vendors use different lengths. Plugtests can be formal and have public test scores or informal and private.

  6. Toolstation - Wikipedia

    en.wikipedia.org/wiki/Toolstation

    Toolstation is a multi-channel retailer of tools and building materials. It has more than 500 branches in the UK, 90 in the Netherlands, 23 in France and 19 in Belgium.

  7. Go/no-go gauge - Wikipedia

    en.wikipedia.org/wiki/Go/no-go_gauge

    The lower image is a plain plug gauge used to check the size of a hole; the green end is the go, and the red end is the no-go. The tolerance of the part that this gauge checks is 0.30 mm, where the lower size of the hole is 12.60 mm and the upper size is 12.90 mm, every size outside this range is out of tolerance .

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