Q. Which of the following defects occur at a lower temperature?

(A) undercut
(B) hot cracking
(C) cracking in weld metal
(D) cold cracking

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✅ Correct Answer: (D) cold cracking

Explanation: cold cracks are those that occur after the weld metal has cooled to room temperature and may be hydrogen related.

Published by Mr. Dubey ⭐ 111.54K Points at 20-Sep-2023 12:46 pm in Manufacturing Technology

Explanation by: Mr. Dubey

cold cracks are those that occur after the weld metal has cooled to room temperature and may be hydrogen related.

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