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Steele structural stringer drawing basic knowledge in (Hindi/Urdu)

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Unequal lateral tee branch layout in any degree (Hindi/Urdu)

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How to fit-up nozzle in any degree, find run length without any triangle software in (English)

How to wire bending horizontal rolling of piping isometric in English

How to read steel structural beam fabrication drawing in (English)

How to read piping isometric drawing full knowledge in (English)

How to understand steel structural column fabrication drawing in (English)

how to calculate vertical rolling angle & how to fit-up rolling elbow in (English)