BlastOne

External Surface Areas of Circular Hollow Sections

Designation External Surface Area
Actual Outside Diameter Nominal Thickness Per metre Per tonne
mm mm sqm/m sqm/tonne
457 9.5 1.44 13.7
6.4 1.44 20.2
406.4 9.5 1.28 13.7
6.4 1.28 20.2
355.6 9.5 1.12 13.8
6.4 1.02 20.3
273.1 9.3 0.858 14.2
6.4 0.858 20.4
4.8 0.858 27.0
219.1 8.2 0.688 16.1
6.4 0.688 20.5
4.8 0.688 27.1
168.3 7.1 0.529 18.7
6.4 0.529 20.7
4.8 0.529 27.3
165.1 5.4 0.519 24.4
5.0 0.519 26.3
139.7 5.4 0.439 24.5
5.0 0.439 26.4
114.3 5.4 0.359 24.8
4.5 0.359 29.5
101.6 5.0 0.319 26.8
4.0 0.319 33.2
88.9 5.9 0.279 23.1
5.0 0.279 27.0
4.0 0.279 33.3
3.2 0.279 41.3
76.1 5.9 0.239 23.4
4.5 0.239 30.1
3.6 0.239 37.1
3.2 0.239 41.6
60.3 5.4 0.189 25.9
4.5 0.189 30.6
3.6 0.189 37.6
48.3 5.4 0.152 26.6
4.0 0.152 34.7
3.2 0.152 42.6
42.4 4.9 0.133 29.4
4.0 0.133 35.2
3.2 0.133 43.1

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