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Specialists in high temperature alloys for the global furnace industry

About Thermalloys

  • Thermocouple and probe manufacturers
  • Engineering companies
  • Furnace builders
  • Steel and metal companies
  • Glass industry
  • Research companies
  • Heat treating companies
  • Automotive industry

More than 40 years of experience

Thermalloys AB is a Swedish company specializing in the development, manufacturing and applications of products in high temperature alloys. Our personnel have more than 40 years of experience in this field.

Our business idea is to supply the global furnace industry with advanced products in special alloys to minimize life cycle cost for the end user.

Thermalloys AB is located in Rättvik, Sweden, approximately 300 km north of Stockholm. The company has large industrial halls totalling approximately 10,000 square metres, equipped with modern machinery and equipment.

Quality and certifications

Thermalloys AB operates under an ISO 9001 quality management system. The company holds certifications for both European and American welding procedures, ensuring consistent, high-quality products for customers worldwide.

We maintain a large stock of raw materials and semi-finished products, enabling fast deliveries when replacement materials or products are required urgently.

Products and solutions

We supply a comprehensive range of products for high-temperature applications in furnaces and industrial processes:

  • Protection tubes

    For thermocouples and temperature sensors in demanding environments.

  • Hot gas analysis tubes

    Designed for reliable performance in aggressive gas environments.

  • Heating elements

    From tube or wire, for electric resistance heating applications.

  • Radiant tubes

    For indirect heating in controlled-atmosphere furnaces.

  • Muffle tubes

    Providing protective enclosures for heat treatment processes.

  • Retorts and crackers

    Custom designed for chemical processing at high temperatures.

  • Gas burner components

    High-temperature resistant parts for industrial burner systems.

Get in touch

Contact us to discuss your high temperature alloy requirements. We can assist in solving existing material problems and arrange fast deliveries of replacement materials or products.

Contact us