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  2. Piping and plumbing fitting - Wikipedia

    en.wikipedia.org/wiki/Piping_and_plumbing_fitting

    Although they are usually used to attach pipe and fittings to mechanical supports in buildings, they do not connect the pipes. Fasteners commonly used with piping are a stud bolt [26] with nuts (usually fully threaded, with two heavy, hexagonal nuts); a machine bolt and nut; or a powder-actuated tool (PAT) fastener (usually a nail or threaded ...

  3. Solvent degreasing - Wikipedia

    en.wikipedia.org/wiki/Solvent_degreasing

    Solvent degreasing is a process used to prepare a part for further operations such as electroplating or painting. Typically it uses petroleum , chlorine , dry ice or alcohol based solvents to dissolve the machining fluids and other contaminants that might be on the part.

  4. Plastic welding - Wikipedia

    en.wikipedia.org/wiki/Plastic_welding

    Solvent welding is a common method in plastics fabrication and used by manufacturers of in-store displays, brochure holders, presentation cases and dust covers. Another popular use of solvents in the hobby segment is model building from injection molded kits for scale models of aircraft, ships and cars which predominantly use polystyrene plastic.

  5. Solvent bonding - Wikipedia

    en.wikipedia.org/wiki/Solvent_bonding

    Solvent bonding differs from adhesive bonding, because the solvent does not become a permanent addition to the joined substrate. [4] Solvent bonding differs from other plastic welding processes in that heating energy is generated by the chemical reaction between the solvent and thermoplastic, and cooling occurs during evaporation of the solvent ...

  6. Parts washer - Wikipedia

    en.wikipedia.org/wiki/Parts_washer

    A parts washer is a piece of equipment used to remove contaminants or debris, such as dirt, grime, carbon, oil, grease, metal chips, cutting fluids, mold release agents, ink, paint, and corrosion from workpieces. Parts washers are used in new manufacturing and remanufacturing processes; they are designed to clean, degrease and dry bulk loads of ...

  7. List of polyurethane applications - Wikipedia

    en.wikipedia.org/wiki/List_of_polyurethane...

    Industrial Insulation. Rigid polyurethane foam is used in various industries to provide thermal insulation to installations and pipes. In particular, the piping for district heating systems in Europe is primarily insulated using a pre-insulated pipes sandwich assembly composed of a steel heat service pipe, an insulating layer (polyurethane foam) and a polyethylene (PE) casing, which are bonded ...

  8. Electrofusion welding - Wikipedia

    en.wikipedia.org/wiki/Electrofusion_Welding

    It is most commonly used to join polyethylene (PE) and polypropylene (PP) pipes. Electrofusion welding is the most common welding technique for joining PE pipes. [ 1 ] Because of the consistency of the electrofusion welding process in creating strong joints, it is commonly employed for the construction and repair of gas-carrying pipelines. [ 2 ]

  9. Removable insulation blanket - Wikipedia

    en.wikipedia.org/wiki/Removable_insulation_blanket

    Also used to prevent condensation from forming on pipes, known as pipe sweating, which can damage components and create a hazardous work environment. Removable insulation blankets for freeze prevention: used to prevent subfreezing temperatures from affecting an indoor or outdoor component or pipe. Freeze damage can be costly and time consuming ...