GATE Civil Engineering (CE) 2011 Solved Paper

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Question : 18 of 65

Marks: +1, -0

The cross section of a thermo-mechanically treated (TMT) reinforcing bar has

soft ferrite-pearlite throughout.
hard martensitic throughout.
a soft ferrite-pearlite core with a hard martensitic rim.
a hard martensitic core with a soft pearlite-bainitic rim.

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