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  1. A pipe union has three parts; a male end, a female end, and a nut (Refer to Fig. below). The male and female ends of the piping union are sealed together in the nut to act as a single pipe union assembly. The female end has threads on the inside surface whereas the male end has threads on the outside surface. The nut provides the required sealing p... See more

    Applications of Pipe Unions

    As pipe unions have a high probability of leakage, their use is generally limited to non-hazardous and non-flammable services. The use of pipe unions is found in the followin… See more

    What Is Piping
    Types of Pipe Unions

    There are two types of pipe unions that are found in applications as listed below: Ground Joint Union:It comprises an angle that is cut into the piping union to make the two section… See more

    What Is Piping
    Materials For Pipe Unions

    Industrial pipe unions are made from various materials. Some of the common pipe union materials are: 1. Carbon Steel (ASTM A105, A350, A234) 2. Stainless Steel (AST… See more

    What Is Piping
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    Union fittings provide for a quick and simple connection for pipes that are the same diameter while couplings provide a more secure, permanent seal. Unions come in three main types: threaded unions, compression unions, and push-fit (or flare) unions.

    shachatechnoforge.com/pages/everything-about-u…

    Types of Pipe union fitting

    • Black pipe union fitting
    • CPVC pipe fitting
    • Galvanized pipe union fitting
    • Hydraulic union pipe fitting
    • Male union pipe fitting
    www.civilconcept.com/pipe-union-fitting/
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  6. Types of Pipe Fittings - The Home Depot

    Union Fittings - Unions are similar to couplings in that they connect two similar pipes. With pipe unions, a nut or threaded ring in the middle of the fitting is tightened to join two pipes. It can be easily removed by loosening the ring to …

  7. How Union Pipe Fittings Work: Technology For …

    Oct 31, 2023 · Different applications require different types of pipe union fitting, which are often made of metal, plastic or other corrosion-resistant materials. The right choice of material...

  8. Union pipe fittings - When and how to use them - Pipe …

    Pipe unions are threaded fittings that allow for the easy separation and reconnection of pipe work without any horizontal movement. In a system that may otherwise be welded an inseparable, this function is useful in many instances.

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