3. a) Casting is an engineering metal fabrication technique to produce complex metal parts. i. Classify FOUR (4) types o
Posted: Thu Jul 14, 2022 3:33 pm
3. a) Casting is an engineering metal fabrication technique to produce complex metal parts. i. Classify FOUR (4) types of casting. [4 marks] ii. Describe sand casting. [10 marks ] iii. Suggest TWO (2) reasons of sand casting's common usage in industry. [2 marks ] b) Welding is a common method to join separate parts of metal together. Briefly describe the conditions that are required for materials used in Welding. [4 marks]