Queensland • Structural Steel • AS/NZS Compliant
Built to Australian Standards. Built to Last.
Diedrichs Engineering & Fabrication delivers custom steelwork, supply & install — built to Australian standards.
Our Services
What We Do
01Custom Fabrication
Precision-engineered structural steel and metalwork fabricated to your exact specifications. From concept to completion, every weld meets Australian standards.
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02Supply & Install
We don't just fabricate — we deliver and install. Our experienced team handles the full scope, ensuring every structure is fitted correctly and safely.
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03Plans & Documentation
We fabricate to supplied engineered or design drawings and obtain the required certification when needed — supporting council, contractor, or regulatory submission and keeping every project fully compliant.
Learn MoreAS/NZS
Built to Australian Standards
QLD
Based & Operating
100%
Custom Built to Order
End-to-End
Service Delivery
Why Choose Us
Diedrichs Engineering & Fabrication is a proudly Australian family business with deep roots in structural steel and metalwork. We bring a personal commitment to every project — because our name is on every weld, every drawing, and every certification we produce.
We work with a wide range of clients — from civil contractors and commercial operators through to residential builders and individuals who simply need something made right. We also fabricate custom components for the motorsport industry. Whether it's a large-scale structural steel package or a single custom piece, no job is too hard and no request is too small.
Our Queensland-based team delivers on time, on spec, and with the documentation to back it up. When you work with Diedrichs, you get a team that's invested in the outcome — not just the invoice.
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Ready to Start Your Project?
Talk to our team about your structural steel or fabrication requirements. We'll provide a detailed quote and engineering plan.