Pipeline Actuation & Control (part of HIFraser Group) have been Australian representatives for DK-Lok for over 10 years.

DK-Lok were established in 1986 in South Korea and have earned a global reputation of a reliable supplier of a wide range of products for analytical and process instrumentation, gas, power generation, petrochemical processing and shipbuilding applications.

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. They guarantee leak-tight seal performance in process, power, and instrumentation applications. Their commitment is to provide clients with reliable products and unparalleled customer service.

Pipeline Actuation & Control have an extensive knowledge of DK-Lok product range across a variety of applications including oil & gas, mining, commercial gas, CNG, petrochemical, power generation, shipping, marine and pharmaceutical industries.

The most common DK-Lok products we supply include:

  • compression and threaded fittings (adaptors, connectors, unions, reducers, tees, crosses, elbows)
  • instrumentation valves (ball, needle, manifold, plug, pressure regulating, sampling, relief)
  • quick connects.

If you are unsure which product you need, we can assess your requirements and propose the most efficient and cost-effective solution.

We have a team of qualified and trained technicians who can do on-site installations anywhere in Australia.

DK-Lok’s products include:


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