# Steel Quality: Role of Secondary Refining & Continuous Casting

- Institution: IIT Madras
- Department: Mechanical Engineering
- Teacher: Prof. Santanu Kr. Ray
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/112106253)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/112106253)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Concept of Steel Quality](https://invisiblenetwork.ai/learn/nptel/112106253/efb5c7b48a9f) (Video)
2. [Typical Examples of Surface Defects](https://invisiblenetwork.ai/learn/nptel/112106253/77ea19c556fa) (Video)
3. [Origin of Common Quality Problems](https://invisiblenetwork.ai/learn/nptel/112106253/9b74571a1bcb) (Video)
4. [Present Scenario on Quality Demands](https://invisiblenetwork.ai/learn/nptel/112106253/33b3a4b1456d) (Video)
5. [Control of Residuals and Impact on Quality](https://invisiblenetwork.ai/learn/nptel/112106253/64c6a6eecbf7) (Video)
6. [Non-Metallic Inclusions](https://invisiblenetwork.ai/learn/nptel/112106253/99cca1a4a76a) (Video)
7. [Evaluation of Residuals and Inclusions](https://invisiblenetwork.ai/learn/nptel/112106253/1b1bea3e8af0) (Video)
8. [Cleanliness Requirements for Different applications](https://invisiblenetwork.ai/learn/nptel/112106253/1c5a9dcedf20) (Video)
9. [Limitation of Primary Steelmaking & Importance of secondary Refining](https://invisiblenetwork.ai/learn/nptel/112106253/f8be18f2ffc9) (Video)
10. [Deoxidation](https://invisiblenetwork.ai/learn/nptel/112106253/db75950b9541) (Video)
11. [Prevention of Slag carryover](https://invisiblenetwork.ai/learn/nptel/112106253/ffdbd9ca159e) (Video)
12. [Desulphurisation](https://invisiblenetwork.ai/learn/nptel/112106253/85d2cb23cc96) (Video)
13. [Degassing](https://invisiblenetwork.ai/learn/nptel/112106253/dda921f2d58c) (Video)
14. [Secondary Refining Processes](https://invisiblenetwork.ai/learn/nptel/112106253/2028f009e695) (Video)
15. [Injection of Calcium](https://invisiblenetwork.ai/learn/nptel/112106253/aa9d4a9a89ef) (Video)
16. [Decarburisation](https://invisiblenetwork.ai/learn/nptel/112106253/11f0cdbcfc7d) (Video)
17. [Cleanliness Measures in Ladle and Tundish](https://invisiblenetwork.ai/learn/nptel/112106253/13a9ef1414d2) (Video)
18. [Cleanliness Measures in Mould](https://invisiblenetwork.ai/learn/nptel/112106253/fa49e8391756) (Video)
19. [Different Routes and Temperature Control](https://invisiblenetwork.ai/learn/nptel/112106253/308f08d9c714) (Video)
20. [Nature and Distribution of Entrapments in Casting](https://invisiblenetwork.ai/learn/nptel/112106253/6b08297e12cb) (Video)
21. [Sources of Exogenous Entrapments](https://invisiblenetwork.ai/learn/nptel/112106253/05185b53a521) (Video)
22. [Effect of Vertical vis-a-vis Curved Mould](https://invisiblenetwork.ai/learn/nptel/112106253/7cfb5ccdd787) (Video)
23. [Quality of Cast Product](https://invisiblenetwork.ai/learn/nptel/112106253/f06a25d2bad0) (Video)
24. [Role of Concast Process, Caster Design and Steel Grade](https://invisiblenetwork.ai/learn/nptel/112106253/7b65b11b6938) (Video)
25. [Primary Cooling in Caster Mould](https://invisiblenetwork.ai/learn/nptel/112106253/9dc751fc307b) (Video)
26. [Heat Transfer in Mould](https://invisiblenetwork.ai/learn/nptel/112106253/c74470a5eb81) (Video)
27. [Cast Structure and Dendrite Size](https://invisiblenetwork.ai/learn/nptel/112106253/c1f9859443df) (Video)
28. [Role of Mould Oscillation](https://invisiblenetwork.ai/learn/nptel/112106253/0ad1d89057bd) (Video)
29. [Role of Chemistry : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/75f037c11bb8) (Video)
30. [Role of Chemistry : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/b3d105e9b7c6) (Video)
31. [Role of Segregation : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/f886ba84efbc) (Video)
32. [Role of Segregation : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/26c7d0d76161) (Video)
33. [Deleterious Effect of Phosphorus](https://invisiblenetwork.ai/learn/nptel/112106253/9916f2586520) (Video)
34. [Strength of Solidifying Strand](https://invisiblenetwork.ai/learn/nptel/112106253/5f1e27c7efa4) (Video)
35. [Brittle Zone Near Solidus](https://invisiblenetwork.ai/learn/nptel/112106253/caf326165dde) (Video)
36. [Strength and Toughness of Solid Shell](https://invisiblenetwork.ai/learn/nptel/112106253/084cb93c43d7) (Video)
37. [Role of Chemistry on Solidification Behaviour](https://invisiblenetwork.ai/learn/nptel/112106253/a21c66c9f850) (Video)
38. [Sticking vis-a-vis Depression Behaviour](https://invisiblenetwork.ai/learn/nptel/112106253/632d21916c11) (Video)
39. [Role of Chemistry on Bulging or Depression Tendency : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/b89d72f34969) (Video)
40. [Role of Chemistry on Bulging or Depression Tendency : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/bb343dde12f8) (Video)
41. [Effect of Cast Grain Size](https://invisiblenetwork.ai/learn/nptel/112106253/ed488cd47d97) (Video)
42. [Brittle Temperature Regions](https://invisiblenetwork.ai/learn/nptel/112106253/f656f7cc4995) (Video)
43. [Role of Secondary Cooling - Part 1](https://invisiblenetwork.ai/learn/nptel/112106253/ae53ce6a32c2) (Video)
44. [Role of Secondary Cooling - Part 2](https://invisiblenetwork.ai/learn/nptel/112106253/3af0451a6cfa) (Video)
45. [Typical Cracks and Defects : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/05a34ef06971) (Video)
46. [Typical Cracks and Defects : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/e56942b9c4bc) (Video)
47. [Remedial Measures to Control Defects : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/9dabc2db5d8c) (Video)
48. [Remedial Measures to Control Defects : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/a84c0cd69613) (Video)
49. [Remedial Measures to Control Defects : Part III](https://invisiblenetwork.ai/learn/nptel/112106253/c83285a09a9e) (Video)
50. [Grade - Specific Casting Parameters : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/7e18cd93b835) (Video)
51. [Grade - Specific Casting Parameters : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/4898f0fb0704) (Video)
52. [Identification of Genesis of Quality Problems Through Metallographic Investigation : Part I](https://invisiblenetwork.ai/learn/nptel/112106253/cf63729b6de8) (Video)
53. [Identification of Genesis of Quality Problems Through Metallographic Investigation : Part II](https://invisiblenetwork.ai/learn/nptel/112106253/55820f59ae7d) (Video)
54. [Identification of Genesis of Quality Problems Through Metallographic Investigation : Part III](https://invisiblenetwork.ai/learn/nptel/112106253/922496cd9969) (Video)
55. [Some Examples of Quality Problems](https://invisiblenetwork.ai/learn/nptel/112106253/ca9f06a8194b) (Video)