What is Welding?. Joining of component parts in a permanent bond through a combination of temperature, pressure, and metallurgical. 11/8/2011. 2. History of Welding. Bronze AgeIron AgeMiddle AgesWWIWWII1950- 1970Today. 11/8/2011. 3. Early History. Bronze Age- swords joined by hard solderingIron Age- Egyptians used pressure welding310 C.E.- Iron Pillar of DelhiMiddle Ages- Advances in forge weldingRenaissance- welding used for sculpture.
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