Austempered Ductile Iron
austempered ductile iron, the material
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austempered ductile iron
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About ADI Treatments Limited

The Expert Source for Austempered Ductile Iron

Customised Austempering furnaces used in ADI production

  • Our business provides a unique austempering and annealing service to iron foundries and steel parts manufacturers.
  • We are the EU’s premier company for the heat treatment of ADI castings, operating large capacity batch furnaces with sealed quench salt baths
  • Our people have long experience in the industry; they include qualified engineers and metallurgists specifically trained in ADI materials, heat treatment plant and processes.
  • Working with castings producers and users, we help with design and materials know-how to engineer new component solutions.
  • Located near Birmingham, ADI Treatments Ltd operates with ISO 9001:2000 approval and supports customers throughout Europe.

Our heat treatment specialities

  • Austempering ductile irons
  • Austempering grey irons
  • Austempering carbidic irons
  • Austempering compacted graphite irons
  • Austempering steels
  • Carbo-Austempering deep case steel treatments
  • Bright annealing of cast products
  • Inter-stage annealing of steel pressings and stampings


ADI Treatments Limited, Doranda Way, West Bromwich, West Midlands, B71 4LE  Tel: +44 (0)121 525 0303