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Online Course

Welding Metallurgy

Indian Institute of Technology Roorkee and NPTEL via Swayam

8
Found in Engineering

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Overview

The course focuses on understanding the metallurgy and solidification of weldments The course will make the students aware with the metallurgical aspects of welding. For getting a sound weld, the students are required to be aware of the science behind the welding phenomena, especially in the domain of weld metal solidification, heat transfer, heat treatment processes, strengthening mechanisms etc. The course will be useful for engineering graduates as well as professionals working in the area of welding.

PREREQUISITES: Introduction to courses such as Welding processes, Materials science etc.
INDUSTRY SUPPORT:Manufacturing Industries like SAIL, BHEL etc

Syllabus

COURSE LAYOUT

Week 1: Introduction to welding metallurgy, phase diagrams
Week 2: Phase transformation, TTT and CCT diagrams
Week 3: Metal strengthening approaches
Week 4: Heat treatment processes for weldments
Week 5: Analysis of heat flow and temperature distribution in welding
Week 6: Concept of solidification in welding, constitutional supercooling
Week 7: Introduction to heat affected zones, Properties of HAZ
Week 8: Residual stresses in welding, Preheat and postweld heat treatment
Week 9: Types of welding distortion and its control
Week 10: Cracks in welds
Week 11: Weldability issues in materials
Week 12: Welding defects, Design considerations in welding

Taught by

Prof. Pradeep K. Jha

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