Centrifugal CastingsSteloy Castings specialises in the supply of a comprehensive range of static and centrifugal castings and cast components made from heat resistant materials for use in steel and stainless steel mills as well as for OEM assemblies.

The complete product range, which consists of centrifugally cast tubes and pipes as well as static sand-mould castings, makes provision for applications in heaters and heat exchangers, steel manufacturing infrastructure and heat treatment plants and equipment.

Steloy is the only steel foundry in Africa that can manufacture tube sheets from our high alloy steel centrifugal castings facility in Krugersdorp. This means that quality castings can be manufactured to meet the exact size and dimensions of your application in a variety of premium quality alloys, including carbon steel, exotic stainless steels or heat-resistant steel and stainless alloys.

Through a continuous pursuit of quality for castings that meet industry standards, Steloy conforms to strict quality controls based on the ISO 9001:2008 Quality Management System. This ensures that we are able to produce castings that reduce risk, improve safety and provide high performance at elevated temperatures.

Steloy Castings’ high profile customer base includes leading local and international steel manufacturers such as ArcelorMittal, Columbus Stainless, Evraz Highveld Steel and Vanadium, and Macsteel.

Our solutions for the Steel Industry

Heaters & Heat Exchangers

  • Radiant Tubes
  • Hairpins
  • Bends
  • Tube Support Elements
  • Burners & Burner Nozzles
  • Flue Gas Dampers

Manufacturing Equipment & Infrastructure

  • Furnace Rollers & Stub Ends
  • Walking Beams
  • Rabble Arms & Fingers
  • Discharge Heads
  • Grates
  • Cooling Bed Grids
  • Guide Bars & Spacers
  • Rollers (Dip Galvanising)

Heat Treatment Plants & Furnace Equipment

  • Grids
  • Carrier Spiders
  • Impellers
  • Base Rings
  • Chain Links
  • Side Wall Plates

Click here to find out more about our range of heat resistant castings for the steel making, automotive and other industries

News updates

Steloy Castings key supplier to Foster Wheeler USA for Ecopetrol Refinery Project

Foster Wheeler partnered with Steloy Castings for the supply of static and centrifugal castings for the major upgrade and expansion of the Barrancabermeja Oil Refinery in Columbia, owned by Fortune 500 Company, Ecopetrol.

Read more ...


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About Us

Established in 1984, Steloy Castings ranks as one of the most advanced specialist foundries in South Africa, supplying static and centrifugally cast high-alloy components to customers across the globe.


Head Office:
4 Cobalt Street, Ekandustria, Bronkhorstspruit,
South Africa
P.O. Box 1591, Bronkhorstspruit, 1020, South Africa

Tel: +27 13 933 3331
Fax: +27 13 933 3653