Metal weight

Round bar Ø120 mm weight

Steel Round bar Ø120 weighs 88.78 kg/m. A 6 m bar weighs 532.7 kg and a 12 m bar 1,065.4 kg. Values are theoretical, for a density of 7.85 g/cm³.

Weight per metre88.78kg/m
6 m bar532.7kg
12 m bar1,065.4kg
Metres per tonne11.3m
Painting surface0.377m²/m
Ø 120 mm
Diameter
120 mm
Section area
113.10 cm²
Outer surface
0.377 m²/m
Outer surface
0.377 m²/m

Weight by length

LengthSteelStainless 304Aluminium
1 m88.78 kg89.69 kg30.54 kg
2 m177.56 kg179.37 kg61.07 kg
3 m266.34 kg269.06 kg91.61 kg
4 m355.13 kg358.74 kg122.15 kg
5 m443.91 kg448.43 kg152.68 kg
6 m532.69 kg538.12 kg183.22 kg
8 m710.25 kg717.49 kg244.29 kg
10 m887.81 kg896.86 kg305.36 kg
12 m1,065.38 kg1,076.23 kg366.44 kg

How it was calculated

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

kg/m = d² × 0.006165, where d is the diameter in mm.

For Round bar Ø120, the section area is 113.10 cm², so 1 metre = 113.10 × 0.785 = 88.781 kg.

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

Other round bar sizes

Round bar Ø60Round bar Ø65Round bar Ø70Round bar Ø75Round bar Ø80Round bar Ø90Round bar Ø100Round bar Ø110Round bar Ø120Round bar Ø130Round bar Ø140Round bar Ø150Round bar Ø160Round bar Ø180Round bar Ø200Full table →

Working out a whole order?

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Frequently asked questions

How much does one metre of Round bar Ø120 weigh?

One metre of steel Round bar Ø120 weighs 88.78 kg.

How much does a 6 m bar of Round bar Ø120 weigh?

A 6 m bar weighs 532.7 kg and a 12 m bar 1,065.4 kg.

How many metres of Round bar Ø120 are in one tonne?

One tonne contains about 11.3 metres.