Thermofax Ltd

With over 50 years experience within the heat treatment trade, our commitment to a quality product and customer satisfaction has been the backbone on which this family business has been built.

We house the biggest furnaces in the Midlands and Southern Regions, and have the flexibility of plant to accommodate charge weights ranging from 1 Kilo up to 30 Tonnes

They range in capacity from 1 Kilo to 30 Tonne charges.

Our general process capabilities are

  • Post Weld Heat Treatment
  • Stress Relieving
  • Annealing
  • Normalising
  • Solution Treatments
  • Age Hardening
  • Lifting Capacity of 16 Tonnes
  • 10 Large Furnaces
  • Largest Bed Size of 7000mm x 8000mm

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  1. Stress Relieving Fabrications

    Stress Relieving Fabrications

    Materials Generally Processed - Carbon and Alloy Steels - Cast Iron, Grey Iron, SG Iron - Stainless Steels - Non Ferrous Metals - Petrochemical Grades - Power Generation Grades - Nickel Alloys Fabrications up to 9m length Maximum Diameter plates/rings 7.0m For items outside the scope of our capacity please contact us directly as we can sub-contract on your behalf.

  2. Stress Relieving Large Fabrications

    Stress Relieving Large Fabrications
    Heat Treatment including heating to and soaking at a suitable temperature followed by cooling at an appropriate rate in order to reduce the internal stresses without substantially modifying the structure. - Post Weld Stress Relieving to Procedure Including: ASME VIII, ASME IX, BS31.1, BS31.3, PD5500:2009 - Stabilizing Treatments - Profile or manipulation Stress Relief Materials Generally Processed - Carbon and Alloy Steels - Cast Iron, Grey Iron, SG Iron - Stainless Steels - Non Ferrous Metals - Petrochemical Grades - Power Generation Grades - Nickel Alloys Fabrications up to 9m length Maximum Diameter plates/rings 7.0m For items outside the scope of our capacity please contact us directly as we can sub-contract on your behalf.
  3. Stress Relieving Midlands

    Stress Relieving Midlands
    Heat Treatment including heating to and soaking at a suitable temperature followed by cooling at an appropriate rate in order to reduce the internal stresses without substantially modifying the structure. - Post Weld Stress Relieving to Procedure Including: ASME VIII, ASME IX, BS31.1, BS31.3, PD5500:2009 - Stabilizing Treatments - Profile or manipulation Stress Relief Materials Generally Processed - Carbon and Alloy Steels - Cast Iron, Grey Iron, SG Iron - Stainless Steels - Non Ferrous Metals - Petrochemical Grades - Power Generation Grades - Nickel Alloys Fabrications up to 9m length Maximum Diameter plates/rings 7.0m For items outside the scope of our capacity please contact us directly as we can sub-contract on your behalf.
  4. Sub Critical Annealing

    Sub Critical Annealing
    Heat Treatment consisting of Heating and Soaking at a suitable temperature followed by cooling under conditions such that, after return to ambient temperature, the metal will be in a structural state closer to that of equilibrium Sub Critical Annealing: Annealing at a temperature slightly below the Ac1 point. Materials Generally Processed - Carbon and Alloy Steels - Stainless Steels - Tool Steel - Boron Steel - Non-Ferrous Metals - High Temperature Steels - Corrosion Resistant Steels - Bolting Grades - Petrochemical Grades - Power Generation Grades - Nickel Alloys Batch Sizes up to 30 Tonnes Max Length 8.0m
  5. Tempering

    Tempering
    Tempering upto 7.3m. We can temper a range of non-ferrous metals, carbon and alloy steels including bolting grades B7, L7
  6. Thermal Heat Treatment

    Thermal Heat Treatment
    A series of operations in the course of which a solid product is totally or partially exposed to thermal cycles to bring about a change in its properties and/or structure. At Thermofax we offer a wide range of services dependant on material specifics, futher processing and customers own requests if a service is not listed below, please contact us to discuss your requirements.
  7. Thermal Stress Relieving

    Thermal Stress Relieving

    With over 50 years experience within the heat treatment trade, our commitment to a quality product and customer satisfaction has been the backbone on which this family business has been built.

    We house the biggest furnaces in the Midlands and Southern Regions, and have the flexibility of plant to accommodate charge weights ranging from 1 Kilo up to 30 Tonnes

  8. Tube Bends Stress Relieving

    Tube Bends Stress Relieving
    Heat Treatment including heating to and soaking at a suitable temperature followed by cooling at an appropriate rate in order to reduce the internal stresses without substantially modifying the structure. - Post Weld Stress Relieving to Procedure Including: ASME VIII, ASME IX, BS31.1, BS31.3, PD5500:2009 - Stabilizing Treatments - Profile or manipulation Stress Relief Materials Generally Processed - Carbon and Alloy Steels - Cast Iron, Grey Iron, SG Iron - Stainless Steels - Non Ferrous Metals - Petrochemical Grades - Power Generation Grades - Nickel Alloys Fabrications up to 9m length Maximum Diameter plates/rings 7.0m For items outside the scope of our capacity please contact us directly as we can sub-contract on your behalf.