Rebar Tonnage Calculator

Convert quantities of bars into tonnage for ordering and pricing. Enter the bar size, length and quantity to get metric tons, US tons and total kilograms.

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How to use: Rebar Tonnage Calculator

Pick the bar size.
Enter length per bar and quantity.
Read the tonnage.

Formula

Weight (kg) = kg/m × length × quantity. Metric ton = kg ÷ 1000.

See the full rebar weight chart (kg/m & lb/ft) →

Rebar Tonnage Calculator — FAQ

How many bars in a ton of rebar?

Divide 1000 by (kg/m × bar length). For 12 mm × 12 m bars, about 94 bars per ton.

What is the difference between metric and US tons?

A metric ton is 1000 kg; a US (short) ton is 907.2 kg.