Steel Bar (Sariya) Weight Calculator

Calculate the weight of TMT steel bars from diameter and length using D²/162, with a per-metre weight chart.

Working this out manually takes time and invites small mistakes. Steel Bar takes sariya diameter, lambai ek bar ki, kitne bar, and rate and gives an instant result you can recalculate with different values.

How to Calculate Steel Weight

Pick the bar diameter, enter length and number of bars, and click Weight Nikalein.

What is the formula?

Weight per metre = D² ÷ 162 kg, where D is diameter in mm.

What is the weight of a 12 mm bar?

About 0.89 kg per metre, or about 10.7 kg for a 12 m bar.

Can I find the cost?

Yes, enter the rate per kg.

How accurate is it?

Mill weight can vary by about ±3%.

About this calculator

Calculate the weight of TMT steel bars from diameter and length using D²/162, with a per-metre weight chart. Steel Bar reduces the chance of small mistakes in long calculations, works with the numbers you already have on hand, and makes it easy to compare two or three scenarios side by side.

How to use it

Enter sariya diameter, lambai ek bar ki, and kitne bar, then adjust the options so they match what you need, then click “Weight Nikalein”, and finally read the result and try other numbers to compare.

Worked scenario

You are halfway through a worksheet and use Steel Bar to confirm your hand calculation.

Things to keep in mind

The answer is only as good as the numbers you enter, so double-check units and decimals. Use the result as a guide and confirm important figures with an official or professional source.

This tool works inside your browser, so what you type or select here is not sent to our server for processing.

You might also try BMI Calculator, EMI Calculator, and Compound Interest Calculator.

Further reading from trusted sources

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Last updated: 08 Nov 2026 • 100% free • Mobile friendly

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