https://www.123articleonline.com/rss/author/279016/caleb-lazarArticles written by Caleb Lazar from 123ArticleOnline.comen-usCopyright (c) 123ArticleOnline.com All rights reserved. https://www.123articleonline.com/articles/1183454/how-to-become-a-pipeline-welder Welding is a sculptural or fabrication process of joining two plastic or metal parts by melting them, without or with using a further molten material. The heat produced by an arc from low temperature, which is used in welding to join metal rods, but it does not melt the base metal. It provides a strong joint between the two metal surfaces.