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  • Buttweld Fittings

    The Allied Group boast the largest stocks of buttweld fittings in the world, stocking up to 48 “diameter in the UK, manufacturing up to 120” at our mills in Italy!

  • Flanges

    From our vast stocks in the UK and worldwide, we are able to offer a full range of flanges in ANSI B16.5 / ASME B16.47 Series A & B as follows.

  • Linepipe

    From our vast stocks in the UK and worldwide, we are able to offer a full range of seamless and welded linepipe

  • Forged steel

    Allied stock in the UK up to 4” diameter, screwed and socket weld fittings, pipe nipples, swages etc along with a wide range of outlet fittings.

    Special connector fittings can be manufactured in house if required.

  • Gaskets & Boltings

    To compliment our pipes, fittings and flanges, Allied UK stocks a complimentary range of bolting and gasket material to ensure a true package service.

Allied International UK Ltd

Welcome to Allied International UK Ltd, part of the International Allied Group of Companies.

World leaders in the manufacture and supply of linepipe, buttweld fittings and flanges.

Allied International UK Limited, is a stockist and manufacturer of Linepipe, Pipe Fittings, Flanges and associated piping products in carbon, stainless, alloy and duplex steels.

Part of the Allied International Group of Companies, Allied UK are considered as one of the leading suppliers for piping products in the United Kingdom and worldwide.  With head offices and manufacturing division in Grangemouth and warehouse locations in Aberdeen and Teesside, Allied UK are strategically placed to ensure a first class service to our expanding client base.

Having been established in 1978, Allied UK became part of the group in 2005, servicing the oil, gas, petrochemical, power, shipbuilding, subsea and nuclear markets. With a focus on quality, service and delivery, Allied UK have grown to become an essential part of the supply chain from supplying urgent “hard to find” material from the 5000 tonnes of stock held in the UK to full project supply, backed by the internationally known mills within the Group.

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