Flat Bars

Flat bars are a flat, rectangular section with square edges varying in sizes. This cost-effective steel product is suitable for a wide variety of applications and is distributed into the construction, engineering, manufacturing, mining, grating, fabrication and many other industries. The flat bar's versatility is the main reason it is usable throughout various industries, along with the excellent strength and formability combination of steel.

Flat bar Size legend
Please see below for the flat bar's dimensions and properties:

Flat bars (dimensions and properties)

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Thickness Mass in kg/m for widths in mm
mm 20 25 30 40 45 50 60 65 70 80 90
5 0.785 0.981 1.18 1.57 1.77 1.96 - - - - -
6 0.942 1.18 1.41 1.88 2.12 2.36 2.83 3.06 3.30 3.77 4.24
8 1.26 1.57 1.88 2.51 - 3.14 3.77 4.08 4.40 5.02 5.65
10 1.57 1.96 2.36 3.14 - 3.93 4.71 5.10 5.50 6.28 7.07
12 - 2.36 2.83 3.77 4.24 4.71 5.65 6.12 6.59 7.54 8.48
16 - - - 5.02 - 6.28 7.54 8.16 8.79 10.0 11.3
20 - - - 6.28 - 7.85 9.42 10.2 11.0 12.6 14.1
25 - - - 7.85 - 9.81 11.8 12.8 13.7 15.7 17.7
30 - - - - - - - - - 18.8 -
40 - - - - - - - - - 25.1 -

Flat bars dimensions and properties (continued)

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Thickness Mass in kg/m for width in mm
mm 100 110 130 150 180 200 250 300
6 5.18 4.71 - - - - - -
8 6.28 6.91 8.16 9.42 - - - -
10 7.85 8.64 10.2 11.8 14.1 15.7 - -
12 9.42 10.4 12.2 14.1 17.0 18.8 - -
16 12.6 - 16.3 18.8 22.6 25.1 31.4 37.7
20 15.7 - 20.4 23.6 28.3 31.4 39.2 47.1
25 19.6 - 25.5 29.4 35.3 39.2 49.1 58.9
30 23.6 - 31.6 35.3 42.4 47.1 58.9 70.6
40 31.4 - - 47.1 56.5 62.8 78.5 94.2
45 39.2 - - - - - - 106
50 - - - - - - - 118
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