(5 marks) In electric arc welding to join two pieces of high-carbon steel, martensite may form. Sketch the weld joint in
Posted: Mon May 16, 2022 2:03 pm
(5 marks) In electric arc welding to join two pieces of high-carbon steel, martensite may form. Sketch the weld joint in your answer sheet and mark the region(s) where martensite may form during arc welding process. Explain why such structural change can occur and suggest two ways to reduce the martensite formation. Weld metal Base plate Base plate