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Week - 1 |
Evaluation of the course syllabus
Classification of steels and cast irons |
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Week - 2 |
Metastable iron-cementite equilibrium phase diagram.
a. Metastable iron-cementite equilibrium phase diagram.
b. Lever rule and its application.
c. Microstructure development of steels solidified according to metastable iron-cementite equilibrium phase diagram. |
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Week - 3 |
Carbon solubility of austenite and ferrite solid solutions. |
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Week - 4 |
Phase Transformations in Iron-carbon Alloys
a. Embrio and nucleus.
b. Homogeneous and heterogeneous nucleation. |
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Week - 5 |
Heterogeneous nucleation |
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Week - 6 |
Midterm I |
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Week - 7 |
Phase transformations in Iron-Carbon Alloys (continued)
a. Supercooling and undercooling.
b. Nucleation, growth and transformation rate. |
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Week - 8 |
Phase transformations in Iron-Carbon Alloys (continued)
a. Avrami equation.
b. Effect of alloying elements on the rate of transformation of austenite. |
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Week - 9 |
Isothermal transformation and continuous cooling transformation diagrams
a. Pearlite, beynite and martensite formation. |
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Week - 10 |
Isothermal transformation and continuous cooling transformation diagrams
a. Effect of alloying elements on transformation rate of austenite. |
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Week - 11 |
Midterm II |
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Week - 12 |
Cast Irons
a. Stable iron-graphite equilibrium phase diagram.
b. Gray cast iron.
c. Malleable cast iron.
d. White cast iron.
e. Ductile or nodular cast iron. |
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Week - 13 |
D.I.N. Steel Standards |
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Week - 14 |
Alloy Steels
a. High strength-low alloy steels.
b. Tool steels. |
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