Pipeline Actuation Control have been the Australian representatives for DK-LOK for over 20 years. DK-LOK supply high quality products globally to a variety of industries including Oil & Gas, Transport, Defence, Hydrogen and Mining; Specialising in threaded and tube (compression) fittings, instrumentation valving, double block & bleed valves, valve manifolds and mono flanges.

DK-LOK possess a variety of qualifications & certification to demonstrate their reliability, quality and adherence to various international standards. This certification from various third party entities confirming adherence to international standards includes but is not limited to ABS, DNV, CRN, TUV and EC79 for use with Hydrogen.

DK-LOK has recently carried out extensive testing (witnessed by recognised third-party inspection agency TUV) to highlight their cross-compatibility with other market leading brands. These tests involved components from both a competitor’s brand and DK-LOK combined which were then subject to a raft of tests to confirm functionality and longevity.

Supported by DK-LOK’s large inventory base, as well as a multi-faceted global engineering team, we can offer optimum lead-times, custom-built products, as well as complete assemblies where required.

PAC supply and stock DK-LOK products  in our Perth and Sydney warehouses. Our trained and qualified technicians offer complete service support, maintenance and repairs on the full range of DK-LOK products throughout Australia and the Oceania region.

Our experience and knowledge regarding DK-LOK products not only enables us to assist you with your immediate project needs, but also means we are able to offer support regarding equivalent parts and similar products that may be useful.

Why we choose DK-LOK

DK-LOK fittings and valves are manufactured to the highest industry standards, resulting in DK-LOK becoming one of the most certified tube fitting and valve manufacturers in the world. The flexibility on part design, as well as DK-LOK’s competitive pricing, allows us to create affordable custom components, whilst maintaining the highest level of quality.

DK-LOK also has a certified ISO 9001 management system so their processes are relied upon to ensure a quality product is produced. DK-LOK presents a strong present within the market place worldwide, holding references and supply agreements from customers including Shell, TechnipFMC, AirLiquide, ConocoPhillips, Exxon Mobil among others.

Have a project you’d like to discuss?

Whatever your requirements, PAC in conjunction with the strong technical support offered by our manufacturers like DK-LOK, are able to come up with the most effective, accurate and quality solutions to meet your needs. Contact our team today. 


• Threaded & tube fittings
• Instrumentation valving
• Double block & bleed valves
• Valve manifolds
• Mono flanges

Have a project you would like to discuss?
Get in touch directly with our Engineers and Project Managers.