CWB Level 2 Mod 9 Introduction to Welding Metallurgy of Steel Questions and Answers Already Passed
Exercise Question - Sections 1-4 During arc welding there is a zone adjacent to the weld metal that reaches high temperatures but does not melt. What is the name of this region? The heat affected zone Exercise Question - Sections 1-4 Not all the heat energy produced during welding will enter the plate as heat energy. What is this phenomenon known as? The efficiency
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cwb level 2 mod 9 introduction to welding
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