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2. Piping and plumbing fitting - Wikipedia

   en.wikipedia.org/wiki/Piping_and_plumbing_fitting

   The bodies of fittings for pipe and tubing are often the same base material as the pipe or tubing connected: copper, steel, PVC, CPVC, or ABS. Any material permitted by the plumbing, health, or building code (as applicable) may be used, but it must be compatible with the other materials in the system, the fluids being transported, and the ...

3. Weld-On - Wikipedia

   en.wikipedia.org/wiki/Weld-On

   1955: Weld-On developed the first clear, reactive acrylic adhesive that met U.S. Department of Defense military specification (MIL-SPEC) for use on aircraft canopies [1] 1958: IPS Corporation began endorsing the solvent welding technique, a type of plastic welding, and patented Weld-On solvent cement for use on plastic pipe and fittings.

4. Threaded pipe - Wikipedia

   en.wikipedia.org/wiki/Threaded_pipe

   The seal provided by a threaded pipe joint depends upon multiple factors: the labyrinth seal created by the threads; a positive seal between the threads created by thread deformation when they are tightened to the proper torque; and sometimes on the presence of a sealing coating, such as thread seal tape or a liquid or paste pipe sealant such ...

5. Sealant - Wikipedia

   en.wikipedia.org/wiki/Sealant

   Self-leveling silicone firestop system used around pipe through-penetration in a two-hour fire-resistance rated concrete floor assembly.. Sealant is a substance used to block the passage of fluids through openings in materials, [1] a type of mechanical seal.

6. Butt welding - Wikipedia

   en.wikipedia.org/wiki/Butt_welding

   Video: Automatic butt-welding machine. Butt welding is when two pieces of metal are placed end-to-end without overlap and then welded along the joint (as opposed to lap joint weld, where one piece of metal is laid on top of the other, or plug welding, where one piece of metal is inserted into the other).

7. Adhesive bonding - Wikipedia

   en.wikipedia.org/wiki/Adhesive_bonding

   The disadvantage of the lack of instantaneous bonding exhibited by many adhesives can be overcome by using a suitable fast-curing adhesive or a combination of a standard adhesive with a second, fast-curing adhesive (e.g. double-sided adhesive tape) or with another joining method, such as spot welding, rivets, screws, or clinching / press ...

8. Is It Safe to Use Expired Vitamins? The Truth About Vitamin ...

   www.aol.com/vitamins-expire-nutritionists-weigh...

   Josh Allen vs. Lamar Jackson: The greatest divisional playoff matchup ever. Sports. Associated Press. Manchester United fans pay tribute to iconic striker Denis Law. Weather. Weather. USA TODAY.

9. Gender of connectors and fasteners - Wikipedia

   en.wikipedia.org/wiki/Gender_of_connectors_and...

   Left: A male threaded pipe, Right: a female threaded elbow. In plumbing fittings, the "M" or "F" usually comes at the beginning rather than the end of the abbreviated designation. For example: MIPT denotes male iron pipe thread; FIPT denotes female iron pipe thread. A short length of pipe having an MIP thread at both ends is sometimes called a ...