HWM Engineering — Hydroweld Maintenance Pty Ltd

Heavy industrial
engineering
end-to-end.

Steel fabrication, precision machining, process systems and site installation for Tier 1 mining, oil & gas, rail and heavy industrial clients. Sydney-based, nationally delivered.

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Certified. Audited. Accountable.

Compliance, in writing.

ISO 90012015 Quality Management
ISO 450012018 OH&S Management
ISO 140012015 Environmental Management
AS/NZS ISO 3834Pt 2 Welding Quality
SCA CC3 Steelwork Compliance
ASI Member Australian Steel Institute
How we deliver

One contract. One team.

One contract. One team. Concept to commissioning.

HWM is a fully integrated engineering, fabrication and construction company. We take a project from initial design brief through detailed engineering, fabrication, precision machining, and site installation — without handing off to a third party at any stage.

The result: reduced interface risk, a single point of accountability, and a partner who understands the full scope from day one.

01

Design

Detailed engineering, FEA, fitness-for-service

02

Fabricate

Structural steel, vessels, tanks, piping, skids

03

Machine

Precision CNC for critical tolerances

04

Install & Commission

Site delivery, install, handover

Our Capabilities

Comprehensive
engineering capability.

From initial structural detailing to final on-site commissioning. End-to-end steel fabrication, precision machining, process systems and site installation — under one roof, one contract.

Structural Steel Fabrication

High-quality structural steel for industrial and infrastructure projects.

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Precision Machining

Tight-tolerance CNC machining of critical components.

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Welding & Fabrication

Certified welding for carbon, alloy and stainless steel.

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Pressure Vessels & Tanks

Tanks, vessels, silos, bins and heat exchangers.

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Process Piping & Pipe Spooling

Water, slurry, gas and industrial process pipework.

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Process Skids & Modular Systems

NF/HPRO skids, pump assemblies, modular process systems.

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Shutdown & Brownfield Services

Planned shutdown, turnaround and brownfield execution.

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Advanced Engineering

API 579, ASME FFS-1, FEA modelling, remaining-life assessment.

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Project Portfolio

Recent work.

Mining

Structural steel fabrication & site install

Remote-site structural fabrication for a Tier 1 mine. Heavy plate, weathering steel, on-site assembly.

ISO 9001SCA CC3
Oil & Gas

Process piping skid fabrication & commissioning

Skid-mounted process system with carbon and stainless pipework, full ITP and weld traceability.

ISO 9001AS/NZS 3834 Pt 2
Water & Utilities

Pipework & platework, water treatment facility

Stainless and carbon pipework, custom platework for a regional water treatment upgrade.

ISO 9001ISO 14001
Industries we serve

Mining. Oil & Gas.
Rail. Water. Heavy.

Mining

Structural steel, pressure systems, shutdown and brownfield execution.
Oil & Gas

Process piping, vessel fabrication, certified welding to AS/NZS ISO 3834 Pt 2.
Rail

Structural steel, infrastructure components, certified fabrication.
Water & Utilities

Process pipework, platework, custom tanks and treatment systems.
Heavy Industrial

Process equipment, modular systems, brownfield shutdowns.
Why HWM

Built on four things.

01

End-to-end delivery

Design, fabrication, machining, installation and commissioning under one contract. No hand-offs, no interface risk.

02

Advanced engineering capability

API 579 / ASME FFS-1 fitness-for-service, FEA modelling and remaining-life assessment — beyond fabrication.

03

Machining integrated with fabrication

Precision machined components produced in-house alongside fabricated assemblies — no outsourcing for critical tolerances.

04

Certified, nationally mobile

ISO 9001/45001/14001, AS/NZS ISO 3834 Pt 2, SCA CC3. Capability to mobilise across metro, regional and remote locations nationally.

The team

Engineering leadership.

Afshin Abshary

Afshin Abshary

Founder & Director

20+ years in structural steel, precision manufacturing and heavy fabrication. Hands-on leadership from workshop to site.

Dr. Mohsen Matin

Dr. Mohsen Matin

Engineering Manager · CPEng

PhD Mechanical Engineering. 40+ years across water, mining, oil & gas and petrochemical. Worley, Rio Tinto, Snowy Hydro, Sydney Metro.

Ali Samimi

Ali Samimi

Quality Manager · Principal Welding Engineer

25+ years. Welding Engineer of the Year, Weld Australia. Auditor for DNV, QFS, BSI.

Ready to talk about your project?

Tell us the scope, timeline and location. We'll come back with a clear assessment of how HWM can deliver it.

Tell us about your project Call 02 0000 0000
02 0000 0000 Ingleburn NSW — available nationally