History of Smaw Essay

Topics: Welding, Arc welding, Electrode Pages: 3 (735 words) Published: May 31, 2013
History of Welding William Barker Timeline

Welding is a method of repairing or creating metal structures by joining the pieces of metals or plastic through various fusion processes. Generally, heat is used to weld the materials. The Welding process can utilize open flames, electric arc or laser light. Middle Ages

The earliest evidence of welding can be traced back to the Bronze Age. The earliest examples of welding are gold boxes from the Bronze Age. The Egyptians also learned the art of welding. Several of their iron tools were made by welding. During the Middle Ages, blacksmiths were began to develop. Blacksmiths of the Middle Ages welded various types of iron tools by hammering. The welding methods remained more or less unchanged until the dawn of the 19th century. 1800

In the 19th century, breakthrough in welding was made. The use of open flames (acetylene) was an important step in the history of welding since open flames allowed manufactures of intricate metal tools and equipment. Englishman Edmund Davy discovered acetylene in 1836 and acetylene was soon utilized by the welding industry. In 1800, Sir Humphrey Davy invented a battery operated tool which could produce an arc between carbon electrodes. This tool was extensively used in welding metals. 1880

In 1881, French scientist Auguste De Meritens succeeded in fusing lead plates by using the heat generated from an arc. Later, Russian scientist Nikolai N. Benardos and his compatriot Stanislaus Olszewski developed an electrode holder for which they secured patents from the US and British. 1890

During the 1890's, one of the most popular welding methods was carbon arc welding. Around the same time, C.L. Coffin secured a US patent for metal electrode arc welding. N.G. Slavianoff of Russia used the same principle for casting metals in molds. 1900

Coated metal electrode was first introduced in 1900 by Strohmenger. A coating of...
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