Steel Hollow Sections

Our steel hollow sections are available as square, rectangular or circular and are used for general fabrication; also available in mild steel.

Mild Steel Hollow Sections

Mild steel box sections are a good value product that can be cut or drilled for easy welding. Please see the sizes available in stock or request a custom order via the contact us section of this site.

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    Larger sizes available to special order.

    *= May be available in 10.1 or 12.0 metre lengths. Hollow Sections may be Cold Rolled or Hot finished, we would normally supply Cold Formed.

    Size Dia mm Thickness (T) mm Mass Kgm/Metre Length Metre
    21.3 3 1.43 7.6
    26.9 3 1.87 7.6
    33.7 2.5 1.99 7.6
    33.7 3 2.41 7.6
    33.7 4 2.93 7.6
    42.4 2.5 2.55 7.6
    42.4 3 3.09 7.6
    42.4 4 3.79 7.6
    48.3 3 3.56 7.6
    48.3 4 4.37 7.6
    48.3 5 5.34 7.6
    60.3 3 4.51 7.6
    60.3 4 5.55 7.6
    60.3 5 6.82 7.6
    76.1 3 5.75 7.6
    76.1 4 7.11 7.6
    76.1 5 8.77 7.6
    88.9 3 6.76 7.6
    88.9 4 8.38 7.6
    88.9 5 10.3 7.6
    114.3 3.5 9.80 7.6
    114.3 3 13.5 7.6
    114.3 6 16.8 7.6
    139.7 5 16.6 7.6
    139.7 6 20.7 7.6
    139.7 8 26.0 7.6
    139.7 10 32.0 7.6
    168.3 5 20.1 7.6
    168.3 6 25.2 7.6
    *168.3 8 31.6 7.6
    *168.3 10 39.0 7.6
    193.7 5 23.3 7.6
    193.7 6 29.1 7.6
    *193.7 8 36.06 7.6
    *193.7 10 45.3 7.6
    *193.7 12.5 55.9 7.6
    *219.1 6 33.1 10.1
    *219.1 8 41.6 10.1
    *219.1 10 51.6 10.1
    *219.1 12.5 63.7 10.1
    *244.5 6 37.0 10.1
    *244.5 8 46.7 10.1
    *244.5 10 57.8 10.1
    *244.5 12.5 71.5 10.1
    *273.0 6 41.4 10.1
    *273.0 8 52.3 10.1
    *273.0 10 64.9 10.1
    *273.0 12.5 80.3 10.1

    Larger sizes available to special order.

    *= May be available in 10.1 or 12.0 metre lengths. Hollow Sections may be Cold Rolled or Hot finished, we would normally supply Cold Formed.

    Size Dia mm Thickness (T) mm Mass Kgm/Metre Length Metre
    50 x 25 2.5 2.62 7.6
    50 x 25 3 3.01 7.6
    50 x 30 2.5 3.45 7.6
    50 x 30 3 4.39 7.6
    50 x 30 4 5.72 7.6
    60 x 40 3 4.39 7.6
    60 x 40 4 5.75 7.6
    75 x 50 3 6.0 7.6
    75 x 50 5 8.9 7.6
    80 x 40 3 5.34 7.6
    80 x 40 4 6.97 7.6
    80 x 40 5 8.54 7.6
    90 x 50 3 6.28 7.6
    90 x 50 5 10.1 7.6
    100 x 50 3 6.75 7.6
    100 x 50 4 8.86 7.6
    100 x 50 5 10.9 7.6
    100 x 50 6 13.4 7.6
    100 x 60 3.6 8.59 7.6
    100 x 60 5 11.7 7.6
    100 x 60 6 14.4 7.6
    120 x 60 3.6 9.72 7.6
    120 x 60 5 13.3 7.6
    120 x 60 6 16.4 7.6
    120 x 80 5 14.8 7.6
    120 x 80 6 18.4 7.6
    120 x 80 8 22.9 7.6
    120 x 80 10 27.9 7.6
    150 x 100 5 18.7 7.6
    150 x 100 6 23.3 7.6
    150 x 100 8 29.1 7.6
    150 x 100 10 35.7 10.1
    *160 x 80 5 18.0 7.6
    *160 x 80 6 22.3 7.6
    *160 x 80 8 27.9 7.6
    *160 x 80 10 34.2 10.1
    *200 x 100 5 22.7 7.6
    *200 x 100 6 28.3 7.6
    *200 x 100 8 35.4 7.6
    *200 x 100 10 43.6 10.1
    *200 x 100 12.5 53.4 10.1
    *250 x 150 6 38.2 10.1
    *250 x 150 8 48.0 10.1
    *250 x 150 10 59.3 10.1
    *250 x 150 12.5 73.0 10.1
    *250 x 150 16 91.5 10.1
    *300 x 200 6 48.1 10.1
    *300 x 200 8 60.5 10.1
    *300 x 200 10 75.0 10.1
    *300 x 200 12 92.6 10.1
    *300 x 200 16 117.0 10.1
    *400 x 200 10 90.7 10.1
    *400 x 200 12.5 112.0 10.1
    *400 x 200 16 142.0 10.1

    Larger sizes available to special order.

    *= May be available in 10.1 or 12.0 metre lengths. Hollow Sections may be Cold Rolled or Hot finished, we would normally supply Cold Formed.

    Size Dia mm Thickness (T) mm Mass Kgm/Metre Length Metre
    20 x 20 2 1.12 7.6
    20 x 20 2.5 1.35 7.6
    25 x 25 2 1.43 7.6
    25 x 25 2.5 1.74 7.6
    25 x 25 3 2.04 7.6
    30 x 30 2 1.75 7.6
    30 x 30 2.5 2.14 7.6
    30 x 30 3 2.51 7.6
    40 x 40 2 2.38 7.6
    40 x 40 2.5 2.92 7.6
    40 x 40 3 3.45 7.6
    40 x 40 4 4.46 7.6
    50 x 50 2.5 3.45 7.6
    50 x 50 3 4.39 7.6
    50 x 50 4 5.72 7.6
    50 x 50 5 6.97 7.6
    50 x 50 6 8.49 7.6
    60 x 60 3 5.34 7.6
    60 x 60 4 6.97 7.6
    60 x 60 5 8.54 7.6
    60 x 60 6 10.5 7.6
    70 x 70 3 6.28 7.6
    70 x 70 3.6 7.46 7.6
    70 x 70 5 10.1 7.6
    70 x 70 6 12.5 7.6
    70 x 70 8 15.3 7.6
    80 x 80 3 7.22 7.6
    80 x 80 4 8.59 7.6
    80 x 80 5 11.7 7.6
    80 x 80 6 14.4 7.6
    80 x 80 8 17.8 7.6
    90 x 90 3.6 9.72 7.6
    90 x 90 5 13.3 7.6
    90 x 90 6 16.4 7.6
    *100 x 100 4 12.0 7.6
    *100 x 100 5 14.8 7.6
    *100 x 100 6 18.4 7.6
    *100 x 100 8 22.9 7.6
    *100 x 100 10 27.9 7.6
    120 x 120 5 18.0 7.6
    120 x 120 6 22.3 7.6
    120 x 120 8 27.9 7.6
    *120 x 120 10 34.2 10.1
    *150 x 150 5 22.7 7.6
    *150 x 150 6 28.3 7.6
    *150 x 150 8 35.4 7.6
    *150 x 150 10 43.6 7.6
    *150 x 150 12.5 53.4 10.1
    *180 x 180 6 34.2 10.1
    *180 x 180 8 43.0 10.1
    *180 x 180 10 53.0 10.1
    *200 x 200 6 38.2 10.1
    *200 x 200 8 48.0 10.1
    *200 x 200 10 59.3 10.1
    *200 x 200 12 73.0 10.1
    *250 x 250 6 48.1 10.1
    *250 x 250 8 60.5 10.1
    *250 x 250 10 75.0 10.1
    *250 x 250 12.5 92.6 10.1
    *250 x 250 16 117.0 10.1
    *300 x 300 10 90.7 10.1
    *300 x 300 12 112.0 10.1
    *300 x 300 16 142.0 10.1
    *350 x 350 10 106.0 10.1
    *350 x 350 12.5 132.0 10.1
    *350 x 350 16 167.0 10.1
    *400 x 400 10 122.0 10.1
    *400 x 400 12.5 152.0 10.1

    B & S Steel Supply – Steel Beam Suppliers

    We stock a variety of steel beams to suit all needs. We have been supplying structural steel, steel beams & steel beams & columns in a variety of sizes and weights to customers in London and throughout the UK for over 20 years – delivering steel beams straight to the site. Our aim is to get your delivery to you as quickly as possible, and to help achieve this we keep steel stocks at several locations in the London area.

    We are happy to supply small and large quantities of steel, for domestic customers and commercial construction projects alike. In addition to supplying steel beams, we also offer fabrication services to enable you to get your steel at just the right size for your needs.

    For friendly and helpful advice, please call our sales team today on 0208 842 4855.

    Steel Fabricators & Suppliers Across London

    B & S Steel Supply offer steel beams in London and across the UK as well as our structural steel products. We have built a reputation over the years for providing a high quality of service with speedy delivery.


    We offer a variety of steel sizes and weights which are fit for every project and we even offer a fabrication service which means we can customise our beams to your needs. Steel beams are also sometimes referred to as:

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    B & S Steel Supply offer steel beams in London and across the UK as well as our structural steel products. We have built a reputation over the years for providing a high quality of service with speedy delivery. We offer a variety of steel sizes and weights which are fit for every project and we even offer a fabrication service which means we can customise our beams to your needs. Steel beams are also sometimes referred to as:

    If you need steel beams you can either visit our contact page by clicking here, or you can call us on 0208 842 4855.