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2. Weld nut - Wikipedia

   en.wikipedia.org/wiki/Weld_nut

   These nuts are very similar to standard square or hex nuts, but have a locating boss and welding projections. The bosses also keep weld spatter out of the threads. [2] Retainer weld nuts. Retainer weld nuts, also known as bridge weld nuts, have a floating nut retained inside a retainer to compensate for inconsistencies.

3. Types of press tools - Wikipedia

   en.wikipedia.org/wiki/Types_of_press_tools

   Press tools are commonly used in hydraulic, pneumatic, and mechanical presses to produce the sheet metal components in large volumes. Generally press tools are categorized by the types of operation performed using the tool, such as blanking, piercing , bending , forming , forging , trimming etc.

4. Spin welding - Wikipedia

   en.wikipedia.org/wiki/Spin_welding

   Spin welding is a friction welding technique used on thermoplastic materials, in which the parts to be welded are heated by friction.The heat may be generated by turning on a lathe, a drill press, or a milling machine, where one part is driven by the chuck, and the other is held stationary with the spinning part driven against it.

5. Clinching - Wikipedia

   en.wikipedia.org/wiki/Clinching

   Clinching phases. In metalworking, clinching or press-joining is a bulk sheet metal forming process aimed at joining thin metal sheets without additional components, using special tools to plastically form an interlock between two or more sheets.

6. Stud welding - Wikipedia

   en.wikipedia.org/wiki/Stud_welding

   Stud welding uses a flux tip and a ferrule, a ceramic ring which concentrates the heat, prevents oxidation and retains the molten metal in the weld zone. The ferrule is broken off of the fastener after the weld is completed. This lack of marring on the side opposite the fastener is what differentiates stud welding from other fastening processes ...

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   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

8. Can chickens fly? Here's everything to know about the bird's ...

   www.aol.com/chickens-fly-heres-everything-know...

   Chickens are one of the most common domesticated animals in the world. Here's some fun facts about the bird.

9. Average rate on a 30-year U.S. mortgage hits 6.91%, according ...

   www.aol.com/average-rate-30-u-mortgage-171537608...

   U.S. mortgage rates rose this week to the highest level since July. The benchmark 30-year fixed rate loan rate rose to 6.91% from 6.85% last week, according to mortgage giant Freddie Mac. The ...