Valves and Actuators
Global Leader in Valve Distribution and Engineered Actuation Solutions
MacLean Valves, a division of MacLean International and part of the DNOW group, delivers engineered valve and actuation solutions to industrial operations across Australia, including Brisbane, Roma, Melbourne, and Perth. As a global supplier with local service, we support maintenance, shutdowns, and capital projects with a complete valve offering—from manual valves to actuated packages, engineered modifications, on-site servicing, and testing to Australian standards. Backed by decades of expertise and OEM-trained technicians, MacLean Valves ensures timely access to certified, high-performance products and services that meet the rigorous demands of Australia’s energy, mining, water and process industries.
Our History of Industry-Leading Valve Solutions and Global Reach
With roots dating back to 1979 as Capital Valves, MacLean Valves brings over four decades of expertise in delivering manual and actuated valve solutions to global industries. As part of MacLean International and the DNOW group, we leverage a world-class supply chain and global inventory to support projects across Australia and beyond. Our proven history in project supply, engineered solutions and actuation services continues to support critical operations in mining, energy and infrastructure, backed by DNOW’s expansive distribution network.
Our Strengths
Our Australian customers benefit from MacLean Valves’ combination of global reach and local support. With operational facilities in Brisbane, Roma, Melbourne, and Perth, we ensure fast access to the products and services needed to keep your operations running. Whether you’re supporting shutdowns, field maintenance, or large-scale construction projects, our integrated approach ensures efficiency, technical accuracy, and reliability.
Our strengths include:
- Global Network – we can support your site construction and field operations from our strategic locations
- Established Supply Chain – we maintain an extensive and audited supply chain of high-quality valves from around the world
- Comprehensive Stock – strategically located stock when you require valves and actuation to meet time sensitive deadlines
- One-stop solution – project supply, distribution, actuation, modifications, repair and site services – we offer a comprehensive solution
Comprehensive Valve Portfolio
Contact us today to learn about our extensive collection of valve solutions, tailored for a vast array of industrial needs. From manual to actuated, our range promises durability, efficiency and the highest standards of performance. Whether you're in Europe, Australia or beyond, our portfolio stands ready to address your most demanding applications, ensuring every project benefits from top-quality products.
Ball
Butterfly
Check
Choke
Control
Diaphragm
Double Block
and Bleed
Gate
Globe
Instrument
Manifold
Plug
Pressure Seal
Safety Relief
Precision and Reliable Services for Unique Challenges
At MacLean Valves, we deliver precision-engineered valve and actuation services to support Australia’s demanding industrial environments—from Brisbane and Roma to Melbourne and Perth. Leveraging DNOW’s global network and our local Australian facilities, our engineers and technicians provide tailored solutions that meet the highest material specifications and compliance standards. From shutdown planning and onsite diagnostics to valve integration and certification testing, we ensure mechanical integrity, safety and performance at every step.
Engineered Solutions
- Shutdown valves (SDV)
- Emergency shutdown valves (ESDV)
- Blow down valves (BDV)
- Turbine bypass valves
- HIPPS systems
- Subsea valves
Actuation Services
- Valve and actuator integration
- Actuator compatibility assessment
- Valve torque measurement
- Mounting adaptor design and manufacture
- Control panel design and manufacture
Technical Support
- Full engineered support
- OEM-trained engineers
- Criticality assessment
- Failure analysis
- Project management
Valve Testing
- Pressure testing
- NDE
- PMI
- Fugitive emission testing
- Cryogenic testing
Workshop Repair and Testing
- OEM-trained technicians
- Strip down and inspection
- Recommendation for repair/upgrade
- Pressure testing
- Machining, welding and modifications
On-site Services
- Site surveys
- Routine maintenance
- Commissioning
- Leak testing
- Control valve diagnostics
- On-site testing containers
Project Supply
- Project management
- Storage and warehousing
- Shut-downs
- Turn-key projects
- Consolidation of valves packages
Supplier Management
- Triple Impact Supplier Management Program
- Approved manufacturers list (AML)
- Audited supply chain
- QA/QC checkpoints
- ISO 2859
Valve Auditing and Testing
- PSV testing
- Control valve diagnostics
- PMI testing
- Failure analysis
- Valve recertification
- Hydrostatic and leakage testing to 10,000 psi and to multiple testing standards to: API 6D, API 598, API527, ISO5028, FCI70-2 as a sample
Multi Package Projects
At MacLean Valves, our proficiency extends beyond single-product offerings. We have the capacity to deliver multi-package projects that encompass a variety of product commodities. By streamlining processes like purchasing, documentation, expediting, invoicing and delivery, we significantly reduce the administrative burdens on you. This efficiency ensures that you can redirect your valuable resources and attention towards pivotal aspects of your business, fostering growth and enhancing operational efficiency. Trust in our expertise to simplify complex supply chain needs, providing tailored solutions that align seamlessly with your business objectives.
Asset Management
Maximising return on investment for your valve assets
Across Brisbane, Roma, Perth, and Melbourne, we support end users with complete valve lifecycle management through our Valve Management Software (VMS) platform. This empowers industrial plants to optimize valve inventory, improve reliability, and minimize downtime.
We help customers manage their valve assets across total life cycle
