welding NCCER chapter 29306 Question and answers already passed 2023/2024
welding NCCER chapter 29306 Question and answers already passed 2023/2024Annealing - correct answer heat treatment that reduces the bitterness of the work carbide precipitation - correct answer the process of carbides combining with chromium to create chromium carbide. thee result is a reduction of chromium and the corrosion resistance it provides. intergranular corrosion results in loss of chromium Heat Affected Zone (HAZ) - correct answer the portion of the workpiece/base metal whose mechanical properties or microstructures have been or will be altered by the heat from welding, brazing, soldering, or thermal cutting process
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welding nccer chapter 29306
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