Answer Posted / ramesh chandra sahu

take 1 m long bar. take its weight. suppose its x kg.
then density=mass/volume
density of steel is 0.00785 kg/meter

Steel TMT Bars Wt./mtr =D*D*0.006165

Example:- 16 mm TMT Bars Section Wt. per meter

Wt/Mtr. = 16*16*0.006165
= 1.5782 Kg/Mtr.

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