Quality Assurance

DK-Lok prides itself on it's best in class quality assurance system.

With a rigorous and uniform quality assurance process, you can always count on the highest quality of tube fittings, valves, and instrumentation from DK-Lok, no matter where you are or what industry you are in.

DK-Lok's quality assurance process involves specific systems, classifications, and certifications to ensure all products are up to the very highest standard. DK-Lok Corporation has a relentless commitment to product quality excellence and backs it up with a lifetime warranty.

To view specific certifications, systems, and classifications for individual products please browse our products catalogue.