Darwins Castings — a leading European manufacturer of bespoke sand castings since 1774.

Darwins Castings — a leading European manufacturer of bespoke sand castings since 1774.

Darwins Castings — a leading European manufacturer of bespoke sand castings since 1774.


We pride ourselves on our longstanding relationships with our clients in the UK, Europe and beyond. Equipment manufacturers and end users alike choose Darwins for our:

  • Technical expertise
  • Service delivery and emergency response
  • Track record
  • Guaranteed quality

Technical expertise

We specialise in producing complicated castings in difficult materials and have the expertise to respond to the most complex technical requirements. Our clients have peace of mind that the production of their components is in the hands of fully qualified specialists in:

  • metallurgy
  • pattern, moulding and core making
  • melting, casting and heat treatment
  • quality and testing
  • heat treatment
  • health and safety

Service delivery and emergency response

We are highly responsive, offering short lead times and exceptional service delivery.

We offer a fast track service that enables us to turn around the production of parts rapidly in special circumstances and emergencies. We do this because we understand the industries that our clients operate in and their requirements.

Track record

We have an international reputation for delivering quality and reliability every time. Our history and track record since 1774 speak for themselves.

Guaranteed quality

Top quality, certified materials and rigorous testing to international standards make us a leading foundry that our customers can always trust.

Contact our sales team

T: +44 (0)114 244 8421

E: info@darwinsholdings.co.uk

Make an enquiry

The materials we work with include:

We Are Experts in Materials Technology
  • Carbon and low alloy steels

  • Martensitic stainless steel

  • Austenitic stainless steels in stabilised, unstabilised and low carbon forms

  • Duplex and super-duplex steels

  • High-alloy austenitic steels

  • SMO super austenitic steels

  • Heat-resisting steels

  • Wear resistant steels

  • Monel, Hastelloy, Inconel and other nickel-based alloys

Quality & Testing

View all accreditations

Castings Available

Pumps and Compressors


End casing

Guide disc

Split casing

Bell mouth



Inlet/outlet casing


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We provide components for all types of valve ranging in size from 15mm to 1 metre, covering the most exacting pressure ratings.

General Engineering

We manufacture a wide range of simpler castings for other engineering purposes.

Our team will be able to advise on your exact requirements.

Brochure Downloads


Corporate Brochure

Corrosion Resistant Castings & Components Since 1774

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Download PDF


Materials Technology

Providing components to industries with the most demanding product requirements.

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