Explain the concept of the TTT diagram, e.g why is there a “nose”? How are cooling rates...

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Mechanical Engineering

Explain the concept of the TTT diagram, e.g why is there a“nose”?

How are cooling rates controlled to produce coarse and finepearlite/bainite?

Applications of low, medium, and high-carbon steels, cast irons,stainless steels

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1Concept of TTT diagram Timetemperaturetransformation diagrams are plots of temparature vs time on logarithmic scaleIt is also known as isothermal transformation diagramThey are useful for observing the transfoemation of alloy steel when it is cooled isothermallyIt graphicallt describes the cooling rate required for the    See Answer
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