Flag of United StatesTuf-Lok International

Tuf-Lok International designs and manufactures pipe and tube couplings and other products for industrial applications.

Tuf-Lok International is located in Madison, Wisconsin, USA. This office provides sales, engineering, technical and service support to customers and representatives worldwide.

Tuf-Lok International manufactures a complete line of pipe couplings for almost any industry. Tuf-Lok pipe couplings are available with a tough zinc plating in standard sizes from 1 inch (25 mm) through 10inch (250mm).

All couplings are rugged and heavy duty, with a special self-aligning feature, excellent for pneumatic conveying systems or general piping. Couplings are full vacuum rated up to 150 psig with a self-grounding feature with high end pull. Standard couplings are rated up to 350 F (177 C). Also available in an optional high temperature design of 400 F (204 C).


Tuf-Lok International
P.O. Box 5078
United States
+1 608 270-9478
+1 608.270.2080
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