Pipeline Actuation Control have been Australian representatives for DK-Lok for over 10 years. 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. DK-Lok’s product range includes tube fittings, block and bleed valves, pressure regulating valves, thread fittings, ball valves, needle valves, pressure relief valves and quick connects.