# Fundamentals of thermo-mechanical & fatigue analysis of welded structure - Institution: IIT Guwahati - Department: Mechanical Engineering - Teacher: Prof. Pankaj Biswas - Level: Undergraduate - Language: English - Subjects: Engineering - Source: [NPTEL](https://nptel.ac.in/courses/112103618) - Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.) - Syllabus: [at the source](https://nptel.ac.in/courses/112103618) - Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words) ## Lectures 1. [Lec 1: Weld Induced Thermal History (Basics of Heat Flow in Welding)](https://invisiblenetwork.ai/learn/nptel/112103618/3490f4873d25) (Video) 2. [Lec 2: Weld Induced Thermal History (Basics of Heat Flow in Welding)](https://invisiblenetwork.ai/learn/nptel/112103618/2e1ce93c2627) (Video) 3. [Lec 3: Weld Induced Thermal History (Basics of Heat Flow in Welding)](https://invisiblenetwork.ai/learn/nptel/112103618/1d594bbef24f) (Video) 4. [Lec 4: Weld Induced Thermal History (Basics of Heat Flow in Welding)](https://invisiblenetwork.ai/learn/nptel/112103618/28b4bea85d7d) (Video) 5. [Lec 5: Weld Induced Thermal History (2D-3D Heat Flow & Cooling Rate)](https://invisiblenetwork.ai/learn/nptel/112103618/d3e4f155d015) (Video) 6. [Lec 6: Weld Induced Thermal History (2D-3D Heat Flow & Cooling Rate)](https://invisiblenetwork.ai/learn/nptel/112103618/80b47238b2f2) (Video) 7. [Lec 7: Common Heat Treatment Processes (Types, Preheating, Inter-pass Temperature, PWHT)](https://invisiblenetwork.ai/learn/nptel/112103618/1fa76ca5ed29) (Video) 8. [Lec 8: Common Heat Treatment Processes (Types, Preheating, Inter-pass Temperature, PWHT)](https://invisiblenetwork.ai/learn/nptel/112103618/b7c5f0bbbb6b) (Video) 9. [Lec 9: Common Heat Treat Treatment Processes (PWHT)](https://invisiblenetwork.ai/learn/nptel/112103618/8e40f1a57114) (Video) 10. [Lec 10: Common Heat Treat Treatment Processes (PWHT)](https://invisiblenetwork.ai/learn/nptel/112103618/9b1a19c142cd) (Video) 11. [Lec 11: Fundamental of Different Types of Welding Heat Sources](https://invisiblenetwork.ai/learn/nptel/112103618/146e942e33c7) (Video) 12. [Lec 12: Fundamental of Different Types of Welding Heat Sources](https://invisiblenetwork.ai/learn/nptel/112103618/4683210f91dd) (Video) 13. [Lec 13: Fundamental of Different Types of Welding Heat Source](https://invisiblenetwork.ai/learn/nptel/112103618/6af863ae0fc2) (Video) 14. [Lec 14: Fundamental of Different Types of Welding Heat Sources](https://invisiblenetwork.ai/learn/nptel/112103618/f7f61e2ca2b7) (Video) 15. [Lec 15: Designing of Welded Joints Subjected to Combined Loads](https://invisiblenetwork.ai/learn/nptel/112103618/def43da7569b) (Video) 16. [Lec 16: Designing of Welded Joints Subjected to Combined Loads](https://invisiblenetwork.ai/learn/nptel/112103618/82552d59f2ec) (Video) 17. [Lec 17: Design of Welds Subjected to Combined Stresses](https://invisiblenetwork.ai/learn/nptel/112103618/148dc58ce1e9) (Video) 18. [Lec 18: Design of Welds Subjected to Combined Stresses](https://invisiblenetwork.ai/learn/nptel/112103618/6b9e5db5bcd6) (Video) 19. [Lec 19: Design of Welds Subjected to Combined Stresses](https://invisiblenetwork.ai/learn/nptel/112103618/f558b2662e60) (Video) 20. [Lec 20: Design of Welds Subjected to Combined Stresses](https://invisiblenetwork.ai/learn/nptel/112103618/b31bd1f4402a) (Video) 21. [Lec 21: Fundamental of Creep on Welded Joints](https://invisiblenetwork.ai/learn/nptel/112103618/69cc88f702e3) (Video) 22. [Lec 22: Fundamental of Creep on Welded Joints](https://invisiblenetwork.ai/learn/nptel/112103618/33a2f1cd6fc5) (Video) 23. [Lec 23: Basics of Fatigue Analysis](https://invisiblenetwork.ai/learn/nptel/112103618/918e83a0145f) (Video) 24. [Lec 24: Basics of Fatigue Analysis](https://invisiblenetwork.ai/learn/nptel/112103618/8e6af3200ee5) (Video) 25. [Lec 25: Basics of Fatigue Life Prediction](https://invisiblenetwork.ai/learn/nptel/112103618/ad38b78b86c3) (Video) 26. [Lec 26: Basics of Fatigue Life Prediction](https://invisiblenetwork.ai/learn/nptel/112103618/9894bac2ca2d) (Video) 27. [Lec 27: Some Problems on Fatigue Life Prediction of Welded Joints](https://invisiblenetwork.ai/learn/nptel/112103618/fbf6976d818d) (Video) 28. [Lec 28: Some Problems on Fatigue Life Prediction of Welded Joints](https://invisiblenetwork.ai/learn/nptel/112103618/36bdfa28763f) (Video) 29. [Lec 29: Fatigue Analysis, Design and Life Estimation Procedures](https://invisiblenetwork.ai/learn/nptel/112103618/eaa2560af953) (Video) 30. [Lec 30: Fatigue Analysis, Design and Life Estimation Procedures](https://invisiblenetwork.ai/learn/nptel/112103618/723a70e519c3) (Video) 31. [Lec 31: Examples of Fatigue Design Methods](https://invisiblenetwork.ai/learn/nptel/112103618/bbad9562784c) (Video) 32. [Lec 32: Examples of Fatigue Design Methods](https://invisiblenetwork.ai/learn/nptel/112103618/14a40a866110) (Video) 33. [Lec 33: Rainflow Counting Method](https://invisiblenetwork.ai/learn/nptel/112103618/edb4a127afb4) (Video) 34. [Lec 34: Rainflow Counting Method](https://invisiblenetwork.ai/learn/nptel/112103618/e6565d74ab3b) (Video) 35. [Lec 35: Cumulative Fatigue Damage and Palmgren-Miner's Rule](https://invisiblenetwork.ai/learn/nptel/112103618/9472791abeb5) (Video) 36. [Lec 36: Cumulative Fatigue Damage and Palmgren-Miner's Rule](https://invisiblenetwork.ai/learn/nptel/112103618/1a9d019098de) (Video) 37. [Lec 37: Fatigue Design and Analysis due to Fluctuating Stresses and Fatigue Failure Criteria](https://invisiblenetwork.ai/learn/nptel/112103618/8b0e66d6346f) (Video) 38. [Lec 38: Fatigue Design and Analysis due to Fluctuating Stresses and Fatigue Failure Criteria](https://invisiblenetwork.ai/learn/nptel/112103618/80c8bd113c50) (Video) 39. [Lec 39: Modified Goodman Diagrams and Examples](https://invisiblenetwork.ai/learn/nptel/112103618/7d85a9e154bf) (Video) 40. [Lec 40: Modified Goodman Diagrams and Examples](https://invisiblenetwork.ai/learn/nptel/112103618/d317967924b3) (Video) 41. [Lec 41: Modified Goodman Diagrams for Fluctuating Torsional Shear Stresses and Examples](https://invisiblenetwork.ai/learn/nptel/112103618/f376e711550e) (Video) 42. [Lec 42: Modified Goodman Diagrams for Fluctuating Torsional Shear Stresses and Examples](https://invisiblenetwork.ai/learn/nptel/112103618/412124d1a95d) (Video) 43. [Lec 43: Basquin's & Coffin's Law of Fatigue and Mean Stress Corrections in Fatigue](https://invisiblenetwork.ai/learn/nptel/112103618/11a2812fe07c) (Video) 44. [Lec 44: Basquin's & Coffin's Law of Fatigue and Mean Stress Corrections in Fatigue](https://invisiblenetwork.ai/learn/nptel/112103618/e084f089f12c) (Video) 45. [Lec 45: Example of Basquin's Law of Fatigue and Linear Elastic FractureMechanics Approach](https://invisiblenetwork.ai/learn/nptel/112103618/5d5529ead733) (Video) 46. [Lec 46: Example of Basquin's Law of Fatigue and Linear Elastic FractureMechanics Approach](https://invisiblenetwork.ai/learn/nptel/112103618/38dadfcbf531) (Video) 47. [Lec 47: Linear Elastic Fracture Mechanics Approach(Paris-Erdogan's Law)](https://invisiblenetwork.ai/learn/nptel/112103618/98639762f7fe) (Video) 48. [Lec 48: Linear Elastic Fracture Mechanics Approach(Paris-Erdogan's Law)](https://invisiblenetwork.ai/learn/nptel/112103618/453cc0d55595) (Video) 49. [Lec 49: Weld Fatigue Life Estimation Procedures (Nominal Stress Method)](https://invisiblenetwork.ai/learn/nptel/112103618/bc7f243cf4f5) (Video) 50. [Lec 50: Weld Fatigue Life Estimation Procedures (Nominal Stress Method)](https://invisiblenetwork.ai/learn/nptel/112103618/0773d3a23138) (Video) 51. [Lec 51: Weld Fatigue Life Estimation Procedures (Nominal Stress Method)](https://invisiblenetwork.ai/learn/nptel/112103618/29212eb3f8ed) (Video) 52. [Lec 52: Weld Fatigue Life Estimation Procedures (Nominal Stress Method)](https://invisiblenetwork.ai/learn/nptel/112103618/e05f4f95b323) (Video) 53. [Lec 53: Hot Spot Stress Approach](https://invisiblenetwork.ai/learn/nptel/112103618/865f41a4301b) (Video) 54. [Lec 54: Hot Spot Stress Approach](https://invisiblenetwork.ai/learn/nptel/112103618/acec3aa57fdf) (Video) 55. [Live Session 14-02-2025](https://invisiblenetwork.ai/learn/nptel/112103618/3490f4873d25-2) (Video) 56. [Live Session 07-03-2025](https://invisiblenetwork.ai/learn/nptel/112103618/2e1ce93c2627-2) (Video) 57. [Live Session 20-03-2025](https://invisiblenetwork.ai/learn/nptel/112103618/1d594bbef24f-2) (Video)