Question
Download Solution PDFWhich of the following is an underbead cracking in the welded joint shown in the given figure?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Welding defects:
- Cracks
- Cavities
- Solid inclusions
- Incomplete fusion
- Imperfect shape or unacceptable contour
Welding cracks:
- Fracture-type interruptions either in the weld or in base metal adjacent to the weld.
- Serious defect because it is a discontinuity in the metal that significantly reduces strength.
- Caused by embrittlement or low ductility of weld and/or base metal combined with high restraint during contraction.
- In general, this defect must be repaired.
Last updated on May 12, 2025
-> The exam authorities has released the NHPC JE tender notice under supervisor posts through CBT.
->NHPC JE recruitment 2025 notification will be released soon at the official website.
-> NHPC JE vacancies 2025 will be released for Mechanical, Electrical, Civil and Electronics & Communication disciplines.
-> NHPC JE selection process comprises online computer based test only.
-> Candidates looking for job opportunities as Junior Engineers are advised to refer to the NHPC JE previous year question papers for their preparations.
-> Applicants can also go through the NHPC JE syllabus and exam pattern for their preparations.