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.


Dk-Lok Certifications

Please click here to see our updated CRN Summary.

If you require any ISO certifications or factory certifications please click here.

If you are looking for any other certifications please contact your local branch and they will assist you.