Dye Penetrant Test Explained | Welding Defect Test in Hindi|DPT Test Kya Hota Hai?

Dye Penetrant Test kya hota hai aur welding defects kaise detect kiye jaate hain?
Is short video mein pin holes, hairline cracks aur weld defects ko detect karne ka simple method samjhaaya gaya hai. QA/QC engineers, site engineers aur civil engineering students ke liye must-watch.
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Видео Dye Penetrant Test Explained | Welding Defect Test in Hindi|DPT Test Kya Hota Hai? канала Practical Civil Tech