Metal weight

Hexagon bar weight table

Hexagon bars are used for nuts, studs and turned parts with wrench flats. Below is the theoretical weight of 18 common sizes, in steel with a density of 7.85 g/cm³.

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SizeArea cm²kg/m6 m barm/tonne
Hexagon bar SW80.550.4352.6 kg2,298
Hexagon bar SW100.870.6804.1 kg1,471
Hexagon bar SW121.250.9795.9 kg1,021
Hexagon bar SW131.461.1496.9 kg870
Hexagon bar SW141.701.3328.0 kg750
Hexagon bar SW172.501.96511.8 kg509
Hexagon bar SW193.132.45414.7 kg407
Hexagon bar SW224.193.29019.7 kg304
Hexagon bar SW244.993.91623.5 kg255
Hexagon bar SW276.314.95629.7 kg202
Hexagon bar SW307.796.11836.7 kg163
Hexagon bar SW328.876.96141.8 kg144
Hexagon bar SW3611.228.81152.9 kg113
Hexagon bar SW4114.5611.42868.6 kg88
Hexagon bar SW4618.3314.38586.3 kg70
Hexagon bar SW5021.6516.996102.0 kg59
Hexagon bar SW5526.2020.565123.4 kg49
Hexagon bar SW6031.1824.474146.8 kg41

Calculation formula

kg/m = S² × 0.866 × 0.00785, where S is the size across flats in mm.

Working out a whole order?

Put the products in the calculator’s materials list and see the total weight and cost of the order.

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