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Metallurgical Engineering Physical Metallurgy Difficulty: Medium

Tetragonal crystal structure has

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In the eutectoid steel, which one of the following structures does not form during continuous cooling? High top pressure in a blast furnace operation Classification of metal forming processes into hot and cold working is based on the following parameter. Match the terms in Group 1 to their descriptions in Group 2 . Group 1 Group 2 P. Hall-Petch effect 1. Solute dislocation interaction Q. Bauschinger effect 2. Dislocation multiplication R. Cottreli atmosphere 3. Grain boundary strengthening 4. Barelling under compression 5. Mechanical hysterisis during plasticity Mattee smelting is used in the extraction of