Round Bar Weight Calculator

What is round bar?

Round bar refers to the solid long steel with circular section.

The specification is expressed in diameter, in mm. For example, “50mm” means round steel with a diameter of 50mm.

Round Bar Weight Calculator 1
Round steel section rolling profile in stacked. Warehouse of metal products.

How to calculate the weight of the round bar?

The calculation formula of the round bar is:

Weight (kg/m) = Outer diameter × External diameter ×0.00617

Round Bar Weight Calculator

According to dimension, shape, weight and allowable deviation of hot rolled steel bar (GB / t702-2008), the diameter of hot rolled round steel is 5.5mm ~ 310mm.

Generally, it can be delivered according to actual weight or theoretical weight.

Due to the same shape and density, the theoretical weight calculation formula of round steel is the same as that of wire rod.

You can use the following round bar weight calculator to calculate the weight of round bar.

Round Bar Weight Chart

DiameterWeight
kg/m
DiameterWeight
kg/m
5.50.186131.04
60.222141.21
6.50.26151.39
70.302161.58
80.395171.78
90.499182
100.617192.23
* 110.746202.47
120.888212.72
222.986324.5
* 233.26* 6526
243.55* 6828.5
253.857030.2
264.177534.7
* 274.498039.5
284.838544.5
* 295.189049.9
305.559555.6
* 315.9210061.7
326.3110568
* 336.7111074.6
347.1311581.5
* 357.5512088.8
367.9912596.3
388.9130104
409.86140121
4210.9150139
4512.5160158
4814.2170178
5015.4180200
5317.3190223
* 5518.6200247
5619.3220298
* 5820.7250385
6022.2 

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