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Steel trading · Steel tubes

Black square tube

Ref. TB-01

Black square steel tube for metalwork, light structures and equipment manufacturing.

Dimensions and theoretical weights

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Schematic of a square tube (side a, thickness e) Schematic, non-contractual

Square tube is one of the most widely used sections in metalwork: gates, railings, frames, light structures, chassis and metal furniture.

Give the section (side × side × thickness), length and quantity: available sections, thicknesses and lengths are confirmed in our offer.

Laser cutting of tubes

Our workshop laser cuts square tubes up to 160 mm side, over a length of 5,500 mm: cuts, holes and notches to your drawing.

Common applications

  • Gates, fences and railings
  • Frames, chassis and light structures
  • Metal furniture
  • Equipment and supports

Indicative characteristics: dimensions, grades, lengths and availability are confirmed in each offer.

Dimensions and theoretical weights

Theoretical weights given for guidance, to estimate a load or a shipment. Tick the sizes you are interested in: they are added together to your quote request. Availability, lengths and lead times on request.

Black square tube · 107 sizes
Select Section (mm)Thickness (mm)Weight (kg/m) Quote request
2 1.07 Quote : Black square tube 20 × 20 × 2
2.5 1.27 Quote : Black square tube 20 × 20 × 2.5
2 1.39 Quote : Black square tube 25 × 25 × 2
2.5 1.67 Quote : Black square tube 25 × 25 × 2.5
3 1.93 Quote : Black square tube 25 × 25 × 3
2 1.71 Quote : Black square tube 30 × 30 × 2
2.5 2.07 Quote : Black square tube 30 × 30 × 2.5
3 2.41 Quote : Black square tube 30 × 30 × 3
2 2.35 Quote : Black square tube 40 × 40 × 2
2.5 2.87 Quote : Black square tube 40 × 40 × 2.5
3 3.37 Quote : Black square tube 40 × 40 × 3
4 4.28 Quote : Black square tube 40 × 40 × 4
2 2.99 Quote : Black square tube 50 × 50 × 2
2.5 3.67 Quote : Black square tube 50 × 50 × 2.5
3 4.33 Quote : Black square tube 50 × 50 × 3
4 5.56 Quote : Black square tube 50 × 50 × 4
5 6.69 Quote : Black square tube 50 × 50 × 5
2 3.63 Quote : Black square tube 60 × 60 × 2
2.5 4.47 Quote : Black square tube 60 × 60 × 2.5
3 5.29 Quote : Black square tube 60 × 60 × 3
4 6.84 Quote : Black square tube 60 × 60 × 4
5 8.29 Quote : Black square tube 60 × 60 × 5
6 9.63 Quote : Black square tube 60 × 60 × 6
6.3 9.74 Quote : Black square tube 60 × 60 × 6.3
2.5 5.27 Quote : Black square tube 70 × 70 × 2.5
3 6.25 Quote : Black square tube 70 × 70 × 3
3.6 7.38 Quote : Black square tube 70 × 70 × 3.6
4 8.12 Quote : Black square tube 70 × 70 × 4
5 9.89 Quote : Black square tube 70 × 70 × 5
6 11.55 Quote : Black square tube 70 × 70 × 6
6.3 11.75 Quote : Black square tube 70 × 70 × 6.3
3 7.21 Quote : Black square tube 80 × 80 × 3
3.6 8.53 Quote : Black square tube 80 × 80 × 3.6
4 9.40 Quote : Black square tube 80 × 80 × 4
5 11.49 Quote : Black square tube 80 × 80 × 5
6 13.47 Quote : Black square tube 80 × 80 × 6
6.3 13.77 Quote : Black square tube 80 × 80 × 6.3
8 16.67 Quote : Black square tube 80 × 80 × 8
3 8.17 Quote : Black square tube 90 × 90 × 3
3.6 9.69 Quote : Black square tube 90 × 90 × 3.6
4 10.68 Quote : Black square tube 90 × 90 × 4
5 13.09 Quote : Black square tube 90 × 90 × 5
6 15.39 Quote : Black square tube 90 × 90 × 6
6.3 15.78 Quote : Black square tube 90 × 90 × 6.3
8 19.23 Quote : Black square tube 90 × 90 × 8
3 9.13 Quote : Black square tube 100 × 100 × 3
4 11.96 Quote : Black square tube 100 × 100 × 4
5 14.69 Quote : Black square tube 100 × 100 × 5
6 17.31 Quote : Black square tube 100 × 100 × 6
6.3 17.80 Quote : Black square tube 100 × 100 × 6.3
8 21.79 Quote : Black square tube 100 × 100 × 8
10 26.05 Quote : Black square tube 100 × 100 × 10
12 28.85 Quote : Black square tube 100 × 100 × 12
12.5 29.64 Quote : Black square tube 100 × 100 × 12.5
3 11.05 Quote : Black square tube 120 × 120 × 3
4 14.52 Quote : Black square tube 120 × 120 × 4
5 17.89 Quote : Black square tube 120 × 120 × 5
6 21.15 Quote : Black square tube 120 × 120 × 6
6.3 21.83 Quote : Black square tube 120 × 120 × 6.3
8 26.91 Quote : Black square tube 120 × 120 × 8
10 32.45 Quote : Black square tube 120 × 120 × 10
12 36.53 Quote : Black square tube 120 × 120 × 12
12.5 37.64 Quote : Black square tube 120 × 120 × 12.5
4 17.08 Quote : Black square tube 140 × 140 × 4
5 21.09 Quote : Black square tube 140 × 140 × 5
6 24.99 Quote : Black square tube 140 × 140 × 6
6.3 25.86 Quote : Black square tube 140 × 140 × 6.3
8 32.03 Quote : Black square tube 140 × 140 × 8
10 38.85 Quote : Black square tube 140 × 140 × 10
12 44.21 Quote : Black square tube 140 × 140 × 12
12.5 45.64 Quote : Black square tube 140 × 140 × 12.5
4 18.36 Quote : Black square tube 150 × 150 × 4
5 22.69 Quote : Black square tube 150 × 150 × 5
6 26.91 Quote : Black square tube 150 × 150 × 6
6.3 27.88 Quote : Black square tube 150 × 150 × 6.3
8 34.59 Quote : Black square tube 150 × 150 × 8
10 42.05 Quote : Black square tube 150 × 150 × 10
12 48.05 Quote : Black square tube 150 × 150 × 12
12.5 49.64 Quote : Black square tube 150 × 150 × 12.5
16 59.82 Quote : Black square tube 150 × 150 × 16
4 19.64 Quote : Black square tube 160 × 160 × 4
5 24.29 Quote : Black square tube 160 × 160 × 5
6 28.83 Quote : Black square tube 160 × 160 × 6
6.3 29.90 Quote : Black square tube 160 × 160 × 6.3
8 37.15 Quote : Black square tube 160 × 160 × 8
10 45.25 Quote : Black square tube 160 × 160 × 10
12 51.89 Quote : Black square tube 160 × 160 × 12
12.5 53.64 Quote : Black square tube 160 × 160 × 12.5
16 64.94 Quote : Black square tube 160 × 160 × 16
4 22.20 Quote : Black square tube 180 × 180 × 4
5 27.49 Quote : Black square tube 180 × 180 × 5
6 32.67 Quote : Black square tube 180 × 180 × 6
6.3 33.93 Quote : Black square tube 180 × 180 × 6.3
8 42.27 Quote : Black square tube 180 × 180 × 8
10 51.65 Quote : Black square tube 180 × 180 × 10
12 59.57 Quote : Black square tube 180 × 180 × 12
12.5 61.64 Quote : Black square tube 180 × 180 × 12.5
16 75.18 Quote : Black square tube 180 × 180 × 16
4 24.76 Quote : Black square tube 200 × 200 × 4
5 30.69 Quote : Black square tube 200 × 200 × 5
6 36.51 Quote : Black square tube 200 × 200 × 6
6.3 37.96 Quote : Black square tube 200 × 200 × 6.3
8 47.39 Quote : Black square tube 200 × 200 × 8
10 58.05 Quote : Black square tube 200 × 200 × 10
12 67.25 Quote : Black square tube 200 × 200 × 12
12.5 69.64 Quote : Black square tube 200 × 200 × 12.5
16 85.42 Quote : Black square tube 200 × 200 × 16

Weights calculated with a density of 8.00 kg/dm³ and the corner radii of EN 10219-2.

Tick one or more sizes, or request a quote for this product.

Theoretical values given for guidance: the actual weight varies with manufacturing tolerances. Dimensions, grades, lengths and availability are confirmed in each offer.

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