Spromak

Founded in 1982 and acquired by the LFF Group in 2025, Spromak and Dyform Jenkins Dunn (DJD) are world leading manufacturers of reinforced branch connection fittings, flanges and other specialised forged piping components for use in the energy industry. ***Capabilities*** A multi-disciplined engineering company, focusing on manufacturing excellence for critical piping components used within the energy industry. We’re a renowned manufacturer of forged reinforced branch fittings, flanges and other specialised forged components for piping and pressure vessel applications. Utilising our own UK manufacturing facilities and further supported by our manufacturing partners within Europe, we offer an extensive portfolio of specialised products, such as API 6A and 17D weld neck and swivel flanges, cross over tees and elbows, target and cushion tees, flow venturis, swept outlet flanges, transmitter housings, injection stabs, valve bodies, stems & bonnets. ***Manufacturing Operations*** The NORSOK M-650 Ed.4 approved forge (DJD), situated within a 15,000 sq.ft facility, is equipped with 2,000 & 1,000 tonne drop hammers and several clear space, clipping, trimming, and setting presses. The site features three furnaces and a comprehensive machine shop. With over 300 bespoke closed-dies, our forging production ensures near-net shapes and optimal grain flow, enhancing material properties. Our machining, testing, and inspection centre spans a 28,000 sq.ft facility. The site houses 15 modern CNC machines, supported by both traditional metrology and coordinate measuring inspection equipment. Our NDE inspection capabilities include dye penetrant, ultrasonic, magnetic particle, PMI, hardness, and feritscope testing. ***Key Accreditations & Approvals*** NORSOK M650 Edition 4 (Equinor TR2000) Eu PED 2014/68/EU (LRQA) UK PES 2016 Equipment Directive (LRQA) Type Approval (LRQA) - ASME B31.1, B31.3, B31.4, B31.8, ASME I, ASME VIII Div 1 and EN 13480-3 DNV Approved Manufacturer