About Langfields Langfields is a UK leader in the design and manufacture of high-integrity pressure systems, heat exchangers and engineered plant for some of the world’s most demanding industries — including nuclear, hydrogen, renewables, defence and petrochemical sectors. With facilities across the UK and a reputation built over 60 years, we specialise in fabrication using stainless steels, nickel alloys, titanium and other exotic materials, delivering turnkey engineered solutions to help drive