Company Profile

The Steloy Alloy Casting Company TeamIn 1984, Steloy Castings began as Steloy Precision Castings, a steel and alloy casting company founded in response to a need for a specialist foundry flexible enough to provide high levels of customer service but with the technical expertise to cater for specialist needs.

Today, Steloy has grown from a base of 25 employees operating out of a 2600m2 facility, to becoming the most advanced specialist foundry group in South Africa – a position achieved through an unwavering dedication to and passion for quality, service excellence and timely delivery in everything we do.

At Steloy Castings, we supply a full range of stainless steel, super alloyed and carbon steel components to markets as diverse as pump and valve manufacturers and the petrochemical, heat treatment, cement, chemical, glass, paper, steel, ferro-alloy, aluminium, rolling stock and power generation industries. Spun tube is produced at South Africa’s only stainless steel centrifugal casting plant, which forms part of our Chamdor plant.

Steloy Castings operates in accordance with established quality assurance systems. Both our Cobalt and Tungsten Street plants are SABS ISO 9001:2008 listed, underwritten by SANAS and RvA, while the Chamdor plant has TÜV (Rheinland) ISO 9001:2008 certification, making us the first South African PED-certified foundry and material supplier.

BEE Rating

Steloy Castings (Pty) Ltd is proud to be independently verified as a Level 6 B-BBEE (Broad-Based Black Economic Empowerment) Contributor.


Over the past 25 years, Steloy Castings has achieved some notable milestones that have contributed to the strong position that we now occupy in the industry:

1984: Construction of the sand-casting foundry took place in Ekandustria, Bronkhorstspruit

1985: First pour commenced

1991: First independent sand foundry in SA to achieve ISO 9002

1994: Steloy acquires PD Foundries, a Johannesburg based iron and steel jobbing foundry

1998: PD Foundries moves to Ekandustria

2001: Steloy Stainless Precision Castings and PD Foundries merge to form Steloy Castings with two operational divisions, Cobalt Street and Tungsten Street

2005: Steloy Castings acquires Rely Metpro in Chamdor, Krugersdorp, gaining SA’s only high-alloy steel centrifugal casting facility

2006: First SA foundry to receive European Pressure Equipment Directive (PED) accreditation

2014: 30th Anniversary within the industry

News updates

Centrifugal Casting Opportunity for Capital Investment Projects

Local manufacturers cast products, particularly centrifugal castings, will see new opportunities emerging as more Strategic Integrated Projects (SIPs) are put in place to reduce imports and increase demand for locally manufactured products.

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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