How to Calculate the Weight of a Steel Bar? – With Example Calculation

Steel Reinforcement Feature Image

Do you think it’s that simple formula (D2 / 162.2) for steel weight calculation of a bar?


It’s hard to find the exact weight of steel bars according to its area, it is advisable to refer the manufacturer’s chart to calculate the weight of the steel bar.

If you can’t find the details, then the below steel bar weight calculation formulas are useful for site level execution.

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How to Calculate Circular Slab Reinforcement?

Circular Slab Reinforcement - Distribution Rod

Let say you need to calculate the reinforcement for a circular slab of 2 Metre diameter with spacing 200 mm c/c and clear cover as 25 mm.

Unlike other RCC members, this one is different since the rod length will differ according to the diameter of the circle.

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