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2. Radio-frequency welding - Wikipedia

   en.wikipedia.org/wiki/Radio-frequency_welding

   Radio-frequency welding, also known as dielectric welding and high-frequency welding, is a plastic welding process that utilizes high-frequency electric fields to induce heating and melting of thermoplastic base materials. [1] The electric field is applied by a pair of electrodes after the parts being joined are clamped together.

3. List of welding processes - Wikipedia

   en.wikipedia.org/wiki/List_of_welding_processes

   This is a list of welding processes, separated into their respective categories. The associated N reference numbers (second column) are specified in ISO 4063 (in the European Union published as EN ISO 4063 ). [ 1 ]

4. Oxy-fuel welding and cutting - Wikipedia

   en.wikipedia.org/wiki/Oxy-fuel_welding_and_cutting

   During the early 20th century, before the development and availability of coated arc welding electrodes in the late 1920s that were capable of making sound welds in steel, oxy-acetylene welding was the only process capable of making welds of exceptionally high quality in virtually all metals in commercial use at the time.

5. Welding - Wikipedia

   en.wikipedia.org/wiki/Welding

   All arc welding processes use a welding power supply to create and maintain an electric arc between an electrode and the base material to melt metals at the welding point. They can use alternating current (AC) or direct current (DC). For DC welding, the electrode can be connected to the machine's positive terminal (DCEP) or negative terminal ...

6. Spot welding - Wikipedia

   en.wikipedia.org/wiki/Spot_welding

   A portable spot welder. Spot welding (or resistance spot welding [1]) is a type of electric resistance welding used to weld various sheet metal products, through a process in which contacting metal surface points are joined by the heat obtained from resistance to electric current.

7. AOL Mail

   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. Friction welding - Wikipedia

   en.wikipedia.org/wiki/Friction_welding

   Klimenko in the mid-1960s and patented in 1967, [7] experimentally proven and developed into a commercial technology at The Welding Institute (TWI) in the United Kingdom and patented again in 1991: the friction stir welding (FSW) process, [8] is a solid-state joining process that uses a non-consumable tool to join two facing workpieces without ...

9. 78 DIY Valentine’s Day Crafts That Make the Perfect Gift - AOL

   www.aol.com/lifestyle/78-diy-valentine-day...

   These DIY Valentine’s Day crafts are the perfect handmade Valentine's Day gift for a sweetheart. Most of these craft ideas take 30 minutes or less to make.