Discussion :: Engineering Materials - Section 6 (Q.No.3)
|Sandy said: (Aug 13, 2018)|
|Please explain the answer.|
|Pathan said: (Nov 4, 2019)|
|According to the iron carbon diagram changes in phase starting from the lower critical point.
For Better understanding refer FE-C diagram.
|Gaurav said: (Feb 12, 2020)|
|They are asking about temperature points.
We know that up to the upper critical structure, not changes. As we heat above the upper critical then structure changes start.
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