Douhun is a leading fabrication and high-quality engineering constructor for all customers’ needs
DouHun Engineering Pty Ltd is a major player in the supply of engineering, fabrication and resource solutions and is dedicated to cutting waste to keep customer costs low with the most efficient workforce. The Yangebup-based company has serviced the mining and construction industries in Perth and the surrounding districts such as Rockingham, Mandurah and Bunburry area since 2005, and has been successful business partner for various fabrication workshops with its’ specially trained workforces on right time and right places. Our team has extensive experience in all aspects of metal fabrication, which includes:
- Welding and fabrication; (steel, stainless steel & aluminum).
- Manufacture and maintenance of hydraulic machinery.
- Fabrication of process piping to ASO041, AS2885 and ASME B31.3
- Coded Welding application of structural steel (trusses, Sub-sea structures, skids, beams, columns, braces … etc) to AS4100, AS3990.
- Fabrication of pressure vessels to AS1210
- Fabrication of mild steel cement lined piping to AS1281
- Fabrication incorporating specialized materials and alloys such as stainless steel (all grades), inconle, chrome molybdenum, 3CR12, monel, duplex … etc
- Fabrication of cutes, hoppers and tanks to AP1620, Ap1650 and AS1697
- Surface preparation
- Pipe spooling
We are committed to delivering quality work whilst providing clients with cost effective repairs and fabrication. We have a fully qualified OHS person on staff to oversee all safety processes and procedures, and to ensure our employees work in a safe and happy environment.
DouHun has extensive engineering experience and can supply skilled, professional and qualified personnel. We understand that quality simply cannot be compromised; safety and reliability are paramount. Approaching each situation innovatively, and combining our extensive experience with our client communication skills, we guarantee the right solution for the specific application.
Our company employs over 30 highly skilled employees from boilermakers, pipe fitters and welders with over 25 years of experience in the construction industry. This dedicated workforce includes a technical support team, ensuring all projects are handled in a professional manner without compromising quality, safety or the environment.

Our strength lies in providing top quality products and services at a competitive price. Regardless of the size or cost of a project undertaken we make sure the end product lives up to the highest standards of professionalism and usability.
Before each project we assess the situation and give technical advice to our clients, ensuring that each project starts under optimal conditions. Preparation is the key to ensuring that each aspect of the work undertaken by our company is completed successfully, on time and within budget.
Our success is your satisfaction with the completed project.
