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  2. Astral (company) - Wikipedia

    en.wikipedia.org/wiki/Astral_(company)

    In 1996, Astral Poly Technik Limited was founded by Sandeep Engineer and later became known as Astral Pipes. [7] [8] At first, the company introduced industrial CPVC pipes in India by licensing the CPVC Resin procurement technology from Lubrizol.

  3. Nominal Pipe Size - Wikipedia

    en.wikipedia.org/wiki/Nominal_Pipe_Size

    Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

  4. Plastic pipework - Wikipedia

    en.wikipedia.org/wiki/Plastic_pipework

    Plastic Pipe lengths manufactured in Australia by extruding HDPE material.. Plastic pipe is a tubular section, or hollow cylinder, made of plastic.It is usually, but not necessarily, of circular cross-section, used mainly to convey substances which can flow—liquids and gases (fluids), slurries, powders and masses of small solids.

  5. Plumbing - Wikipedia

    en.wikipedia.org/wiki/Plumbing

    Plastic pipe is in wide use for domestic water supply and drain-waste-vent (DWV) pipe. Principal types include: Polyvinyl chloride (PVC) was produced experimentally in the 19th century but did not become practical to manufacture until 1926, when Waldo Semon of BF Goodrich Co. developed a method to plasticize PVC, making it easier to process.

  6. Pipe (fluid conveyance) - Wikipedia

    en.wikipedia.org/wiki/Pipe_(fluid_conveyance)

    Pipe sizes are documented by a number of standards, including API 5L, ANSI/ASME B36.10M (Table 1) in the US, and BS 1600 and BS 1387 in the United Kingdom. Typically the pipe wall thickness is the controlled variable, and the Inside Diameter (I.D.) is allowed to vary. The pipe wall thickness has a variance of approximately 12.5 percent.

  7. When to Worry if Your Cat Stops Eating, According to a ... - AOL

    www.aol.com/worry-cat-stops-eating-according...

    When should you start worrying if your cat will not eat? Right away. A few hours is okay, and cat families know that some cats can be finicky and refuse meals all the time, but in general, if your ...

  8. Sanitary sewer - Wikipedia

    en.wikipedia.org/wiki/Sanitary_sewer

    Vertical pipes, usually made of precast concrete, called manholes, connect the mains to the surface. Depending upon site application and use, these vertical pipes can be cylindrical, eccentric, or concentric. The manholes are used for access to the sewer pipes for inspection and maintenance, and as a means to vent sewer gases.

  9. India delays UPI payments market share cap in relief for ...

    www.aol.com/news/india-delays-upi-payments...

    India on Tuesday delayed the implementation of market share caps for a popular digital payments method by two years, a move that will benefit Google Pay and Walmart-backed PhonePe. According to ...