Kepston Ltd

United Kingdom

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First registered in 1916, Kepston Ltd is a privately owned subcontract precision engineering and thermal processing company based in the West Midlands, United Kingdom. The company operates across facilities in Wednesbury and Aldridge, offering specialized sub-contract furnace brazing, bright annealing, and magnetic annealing alongside extensive precision machining services.

Kepston holds AS9100 Rev D, ISO 9001:2015, and Nadcap accreditation for both Brazing and Heat Treatment special processes, enabling the firm to supply safety-critical assemblies into demanding global markets including aerospace, defense, Formula 1 motorsport, and medical technology.

Offer

Kepston provides comprehensive sub-contract thermal joining and furnace processing capabilities across batch and continuous atmospheres:

Vacuum Furnace Brazing: Flux-free brazing of stainless steels, copper alloys, and high-temperature alloys; operational working zone up to 1,200 x 1,200 x 1,200 mm, maximum operating temperature of 1,400°C, gross furnace loads up to 1,500 kg, gas quench option, and partial-pressure processing in nitrogen, argon, or hydrogen to AMS 2750 pyrometry standards.
Mesh Belt / Continuous Atmosphere Brazing: Continuous bright brazing, copper brazing, and atmosphere brazing under reducing atmospheres for high-volume steel and stainless steel components requiring no post-braze flux cleanup.
Hydrogen Brazing: High-integrity brazing using strongly reducing hydrogen environments for copper, steels, and active metals.
Magnetic Annealing: Annealing of soft magnetic alloys (such as MuMetal, Radiometal, and soft irons) under pure hydrogen atmospheres to maximize magnetic permeability.
Subcontract Machining & Grinding: CNC jig grinding, conventional cylindrical/universal grinding, drilling, tapping, and wire electrical discharge machining (WEDM).

Kepston Ltd

Offer

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