Metal weight

Round tube 76.1×7.1 mm weight

Steel Round tube Ø76.1×7.1 weighs 12.08 kg/m. A 6 m bar weighs 72.5 kg and a 12 m bar 145.0 kg. Values are theoretical, for a density of 7.85 g/cm³.

Weight per metre12.08kg/m
6 m bar72.5kg
12 m bar145.0kg
Metres per tonne82.8m
Painting surface0.239m²/m
Ø 76.1 × 7.1 mm
Outside diameter
76.1 mm
Wall thickness
7.1 mm
Section area
15.39 cm²
Inside diameter
61.9 mm
Inch (approx.)
2 1/2″
Outer surface
0.239 m²/m
Internal volume
3.01 l/m
Outer surface
0.239 m²/m

Weight by length

LengthSteelStainless 304Aluminium
1 m12.08 kg12.20 kg4.16 kg
2 m24.16 kg24.41 kg8.31 kg
3 m36.25 kg36.61 kg12.47 kg
4 m48.33 kg48.82 kg16.62 kg
5 m60.41 kg61.02 kg20.78 kg
6 m72.49 kg73.23 kg24.93 kg
8 m96.65 kg97.64 kg33.24 kg
10 m120.82 kg122.05 kg41.55 kg
12 m144.98 kg146.46 kg49.87 kg

How it was calculated

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

kg/m = (D − t) × t × 0.02466, where D is the outside diameter and t the wall thickness, in mm.

For Round tube Ø76.1×7.1, the section area is 15.39 cm², so 1 metre = 15.39 × 0.785 = 12.082 kg.

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

Other round tube sizes

Round tube Ø76.1×1.5Round tube Ø76.1×2Round tube Ø76.1×2.3Round tube Ø76.1×2.6Round tube Ø76.1×2.9Round tube Ø76.1×3.2Round tube Ø76.1×3.6Round tube Ø76.1×4Round tube Ø76.1×4.5Round tube Ø76.1×5Round tube Ø76.1×5.6Round tube Ø76.1×6.3Round tube Ø76.1×7.1Round tube Ø76.1×8Round tube Ø76.1×10Round tube Ø60.3×7.1Round tube Ø88.9×7.1Round tube Ø101.6×7.1Round tube Ø108×7.1Round tube Ø114.3×7.1Round tube Ø133×7.1Round tube Ø139.7×7.1Round tube Ø159×7.1Round tube Ø168.3×7.1Full table →

Working out a whole order?

Add Round tube Ø76.1×7.1 to the materials list and see the total weight and cost of the order, together with the other products.

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Frequently asked questions

How much does one metre of Round tube Ø76.1×7.1 weigh?

One metre of steel Round tube Ø76.1×7.1 weighs 12.08 kg.

How much does a 6 m bar of Round tube Ø76.1×7.1 weigh?

A 6 m bar weighs 72.5 kg and a 12 m bar 145.0 kg.

How many metres of Round tube Ø76.1×7.1 are in one tonne?

One tonne contains about 82.8 metres.