We use d*d/162 formula to get the weight value of steel per m, what is 162 in this formula?
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Answer Posted / yog
Its derived from the formula cross sectional area off bar in mm multiplied by length 1mt multiplied by density of steel 7850 per meter cube.example for 10 mm bar = 0.010mts bar
Weight per meter=Π×(0.01)^2×1mts/4
=d^2/162
=0.617kg
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