Johnson Brothers - Lock Seam Tubing & Lockseam Tubes

Inline Press Fabrications of: Holes, Slots, Notching, Tabs, Shear Forms, End Fabricating, Cut to Length, Pointing & Staking, Roll Edged Ends, Flattened Ends, and more.

• Secondary Fabricating: End Fabricating, Roll Edge Ends, Bent and Flattened Ends, Cuttouts, and more.
• Telescoping Sets Available for Lock Seam Tubes
• Lock Seams are Tight and will not break open when bent, or flattened, or twisted.
• Other Custom Special Shapes are possible, along with Finned or Flanged Seams.
• Strippable PVC Protection can be added to lock seam tubes for Protecting Decorative Finishes.
• Double Sided Adhesive Tape and Other Materials can be Applied Inline during forming.
• Can be economical with Thin Wall, with Prefinishing and/or Inline Fabricating.
• Thicker Wall Thicknesses can be provided with Special Tooling required.
• Ends of lock seam tubes can be Clean Cut, Dimple Free, using Inline Prenotching Tooling.
• Not Air or Water Pressure Holding, Collapses when Bent
• Steel Should be Prefinished. Raw Finished Steel is not as economical to Lock Seam Tubes