Question: You should explain and justify your answer a. Describe the heat transfer which occurs in fusion welding. [10 marks] b. Where does the heat

You should explain and justify your answer a. Describe the heat transfer

You should explain and justify your answer a. Describe the heat transfer which occurs in fusion welding. [10 marks] b. Where does the heat affected zone (HAZ) occur in fusion welding, what effect does it have on the base metal? c. What is the main difference between welding, brazing and soldering? [10 marks]

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