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Metal Additive Manufacturing2024

WAAM-Based Functionally Graded Steel Repair Strategy for Asset Life Extension

This project was done as part of a summer internship at Tata Steel R&D, Jamshedpur, under the guidance of Mr Kaushal Kishore. One may wonder, what if we made a part from different materials? What about reparing worn out parts with better materials? But most will say, just replace the worn component, order a new one, and move on. But what if the part is expensive, critical? What if we could just rebuild it layer by layer? These are the questions I tried to address with this graded repair project.

Wire Arc Additive ManufacturingWeldingCharacterizationFGMCost ReductionRepair Strategy
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This project was done as part of a summer internship at Tata Steel R&D, Jamshedpur, under the guidance of Mr Kaushal Kishore.

One may wonder, what if we made a part from different materials? What about reparing worn out parts with better materials? But most will say, just replace the worn component, order a new one, and move on. But what if the part is expensive, critical? What if we could just rebuild it layer by layer? These are the questions I tried to address with this graded repair project.

Do go through the presentation report to get a better idea of the project.

Naturally, once I completed the project, I had more questions. How do we address these defects? Where can we apply this strategy? Will real-time monitoring and augmentation help? What about a framework for combinations of materials? And more pressing of all, how can we use this in implants and prosthetics?

Sidenote: This internship experience was perhaps the most exciting of my career (till that point). I got to work and learn from incredible scientists, who made sure I had a rich learning experience. But on the flip side, it also meant 100 hr weeks!

Setup

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Results

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