Q. Which of the following defect is also known as fish tailing?

  • (A) surface cracking
  • (B) pipe defect
  • (C) tearing
  • (D) internal cracking
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✅ Correct Answer: (B) pipe defect
Explanation: in extrusion, the pipe defect is also termed as “tail pipe”, and “fish tailing”. it occurs during hot extrusion due to the presence of impurities and oxides.

Published by Mr. Dubey ⭐ 104.82K Points at 20-Sep-2023 12:46 pm in Manufacturing Technology

Explanation by: Mr. Dubey
in extrusion, the pipe defect is also termed as “tail pipe”, and “fish tailing”. it occurs during hot extrusion due to the presence of impurities and oxides.

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