Round Bar Weight Calculator
Round bar weight comes from circular area, length and density. Enter diameter, length and material to calculate kg/m, lb/ft and total weight.
round bar weight calculator steel round bar weight round bar kg per meter
Round bar area
A = pi * d^2 / 4
Weight per metre
Use density in g/cm3 and diameter in mm.
kg/m = density * A / 1000
Worked example
A 25 mm steel round bar has A = 490.9 mm2 and weighs 3.85 kg/m at 7.85 g/cm3.
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