Metal weight

Rebar Ø28 mm weight

Steel Rebar Ø28 weighs 4.83 kg/m. A 6 m bar weighs 29.0 kg and a 12 m bar 58.0 kg. Values are theoretical, for a density of 7.85 g/cm³.

Weight per metre4.83kg/m
6 m bar29.0kg
12 m bar58.0kg
Metres per tonne206.9m
Painting surface0.088m²/m
Ø 28 mm
Nominal diameter
28 mm
Usual bar length
12 m
Section area
6.16 cm²
Metres per tonne
207 m/t
Outer surface
0.088 m²/m

Weight by length

LengthSteelStainless 304Aluminium
1 m4.83 kg4.88 kg1.66 kg
2 m9.67 kg9.77 kg3.33 kg
3 m14.50 kg14.65 kg4.99 kg
4 m19.33 kg19.53 kg6.65 kg
5 m24.17 kg24.41 kg8.31 kg
6 m29.00 kg29.30 kg9.98 kg
8 m38.67 kg39.06 kg13.30 kg
10 m48.34 kg48.83 kg16.63 kg
12 m58.00 kg58.59 kg19.95 kg

How it was calculated

The weight is the section area multiplied by the material density:

kg/m = d² × 0.006165 (0.00617 rounded), where d is the nominal diameter in mm.

For Rebar Ø28, the section area is 6.16 cm², so 1 metre = 6.16 × 0.785 = 4.834 kg.

The real weight can differ by a few percent because of rolling tolerances. For other materials or lengths use the calculator.

Other rebar sizes

Rebar Ø10Rebar Ø12Rebar Ø14Rebar Ø16Rebar Ø18Rebar Ø20Rebar Ø22Rebar Ø25Rebar Ø28Rebar Ø32Rebar Ø36Rebar Ø40Full table →

Working out a whole order?

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Frequently asked questions

How much does one metre of Rebar Ø28 weigh?

One metre of steel Rebar Ø28 weighs 4.83 kg.

How much does a 6 m bar of Rebar Ø28 weigh?

A 6 m bar weighs 29.0 kg and a 12 m bar 58.0 kg.

How many metres of Rebar Ø28 are in one tonne?

One tonne contains about 206.9 metres.