Lock Joint Tube

ManufacturingIndiana, United States201-500 Employees

Lock Joint Tube is a metal tubing manufacturer that produces mechanical and structural grade steel tubing using hot rolled, cold rolled, aluminized, and galvanized steels. The company serves fabricators, distributors, and OEMs across multiple market segments, supplying products used in healthcare facilities, automotive components, office and institutional furnishings, and retail fixtures, among others. Its offerings support critical dimensions, surface finishes, and fabrication requirements, addressing the needs of customers who require reliable structural tubes for diverse applications. Based in South Bend, Indiana, Lock Joint Tube operates as part of the broader manufacturing sector and has locations beyond its home base, reflecting expansion activity in recent years. In the market, the company is positioned as a supplier of versatile steel tubing for both standard and specialized structural and mechanical applications. A notable recent development is the acquisition of a manufacturing facility and product line in De Pere, Wisconsin, which indicates ongoing expansion of its production footprint.

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