29.07.2025

Foundry of Excellence: Dörrenberg Edelstahl GmbH – Precision and expertise in foundry production

©Dörrenberg Edelstahl GmbH

The ‘Castings’ division combines traditional expertise with state-of-the-art manufacturing technologies and a global procurement network. This combination enables the company to meet a wide range of current requirements and supply customers worldwide with high-precision components.

Tailor-made solutions for various industries

Dörrenberg’s “Foundry Products” division offers sophisticated design solutions for complex components. This enables the cost-effective production of intricate geometries with high dimensional accuracy. In doing so, the company takes into account both the optimal manufacturing process and the specific requirements of its customers. Key industries include the automotive sector, the electrical industry, food processing, fittings manufacturing, process engineering and the energy sector.

Comprehensive solutions across the entire value chain

Dörrenberg pursues a full-service strategy and supports its customers from the initial idea right through to delivery. Customers benefit from personalised advice, precision component manufacturing and efficient logistics. In-house warehousing enables just-in-time deliveries and flexible adaptation to customer requirements. A sophisticated change management system also ensures adaptability to new requirements.

High-quality manufacturing processes

In order to offer a wide range of castings and assemblies, Dörrenberg utilises various manufacturing processes, including:

  • Investment casting
  • Sand casting
  • Die casting
  • Low-pressure die casting
  • Gravity casting
  • Forging
  • Machining
  • Assembly manufacturing
  • Quality and certifications

The highest quality standards are a core element of Dörrenberg’s corporate strategy. This is underlined by numerous certifications, including:

  • DIN EN ISO 9001:2015 (Quality Management)
  • DIN EN ISO 3834-2 (Quality Assurance in Welding)
  • IATF 16949:2016 (standards for the automotive industry)
  • DIN EN ISO 50001:2018 (energy management)
  • DIN EN ISO 14001:2015 (environmental management)

These quality and environmental standards ensure that all processes meet the highest international requirements.

Conclusion

By combining traditional casting expertise, state-of-the-art technology and a well-structured service concept, Dörrenberg Edelstahl GmbH delivers innovative and bespoke solutions for a wide range of industries. Continuous development and a commitment to quality make the company a reliable partner for high-precision castings.