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Welding can be traced back to the middle ages. Back to when the Egyptians would bond iron together, Later becoming people we would call Blacksmiths.
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Welding durning the 19th Century, came with many breakthroughs The use of open flames (acetylene) was an important milestone in the history of welding since open flames allowed the manufacture of intricate metal tools and equipments.
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Sir Humphrey Davy invented a battery operated tool which would produce an arc between carbon electrodes. This tool was extensively used in welding metals.
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In 1890 carbon arc welding was the most popular way of welding at the time. Around the same time US made a patent for arc welding
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Coated metal electrode was first introduced in 1900 by Strohmenger. A coating of lime helped the arc to be much more stable.
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A new way of welding is introduced,wiring welding,considered semi-automated. This means that the welder still requires skill, but that the MIG welding machine will continuously keep filling the joint being welded.
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Friction Stir welding introduced by TWI, which is where the metal os not melted but a third product is brought in to fill the crack.
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Introduction of magnetic pulse welding.Use of diode laser welding expanded to metals such as stainless steel titanium foil.
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Using a fillament to braze over the spot to be welded
