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Industrial & Construction Steel Tubing

Lock Joint Tube offers high-quality structural steel tubing for the construction industry.  LJT can help reduce your costs, improve your quality, and supply you with long-lasting results. LJT offers a wide range of sizes and over 300 shapes. We can create any custom shape out of our current round sizes (over 360 ODs) so your tooling investment is minimal. Additionally, LJT provides many construction industry customers with laser-cut finished parts, so you can focus on assembly and not up-front fabrication.


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construction steel tubing

Construction Steel Tubing Applications

Structural steel tubing is used in a wide variety of applications due to its strength, durability, and versatility. Here are some common ways in which structural steel tubing is used:

  • Prefabricated metal buildings
  • Carports
  • Temporary structures
  • Heavy Construction
  • Steel building parts
  • Metal building structural components
  • Automotive Buildings
  • Aviation Structures
  • Farming & Agricultural Buildings
  • Sports & Recreation Facilities
  • Municipality projects

Sizes & Capabilities

22 gauge (.030) through 1 gauge (.3) available

LJT offers a wide range of sizes and over 300 shapes.



ASTM A513, & ASTM A500

Our industrial & construction steel tubing is available in both hot rolled and cold rolled.

structural steel tubing used for construction

we can accommodate special & unique requirements

Custom Tubing Solutions for Your Application

The LJT Advantage:

  • Experience Providing ERW Steel Tube as a Tier One, Two and Three Supplier to Domestic and Transplant OEMS
  • Variety of Steel Grades LJT Produces including Advanced High Strength Steels
  • Coated Steel Capabilities ideal for industrial & construction steel tubing
  • Range of tube sizes and d/t ratios including special shapes
  • Cut to length and laser processing capabilities
  • Full Metallurgical Lab on site with Technical Service assistance
  • Non-Destruct and Destruct Mill Testing
  • PPAP, AQP, ISIR capabilities
  • Strategic Locations in South Bend Indiana, Chattanooga TN and Temple Texas 
  • Logistic advantages of using Corporate Fleet vehicles for JIT deliveries.
  • Relationships with All Major Domestic Steel Producers

Have a Question?
Our experts can help

Give us a call at 800-257-6859 or leave us a message.

Ask a Tubing Expert