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Steel Fence Tubing Manufacturer

At Lock Joint Tube (LJT), we manufacture our traditional round steel fence posts, as well as square & rectangular fence tubing at our state-of-the-art tube mills that can hold extremely tight tolerances, a standard for our company since its inception in 1919. LJT manufactures mechanical & structural grade steel tubing in South Bend, IN, Chattanooga, TN, and Temple, TX.

At LJT we know each customer has tailored specifications, which is why we have an in-house metallurgical team to help you develop your custom application.

Fence Tubing Capabilities

Steel Fence Post Sizes

LJT offers fence tubing in custom-cut lengths ranging from 96” - 600”.

  • Round: .605” up to 6.137”
  • Square: .75 x .75 up to 5.25”
  • Rectangle: .321” x 1.048” up to 3” x 6” RC
  • Oval:  .227” x 1.176” up to 4.650” x 5.694 DOV


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LJT produces steel tubing for fence posts

Custom Tubing Solutions for Your Application

Steel tubing is used in various types of fencing applications due to its durability, strength, and resistance to environmental factors. As a steel fence tubing supplier, we are proud to have provided traditional round steel fence posts, as well as square & rectangular fence tubing to a wide range of uses including:

  • Construction Sites and Barriers: Temporary or portable fencing made from steel tubing is used to secure construction sites for easy installation and removal.
  • Residential and Commercial Properties: Steel tubing provides the framework for chain link fences, supporting the chain link mesh.
  • Public Spaces: Parks, gardens, and other public areas often use ornamental steel fencing to enhance visual appeal while ensuring safety.
  • Highways and Bridges: Guardrails made from steel tubing provide safety barriers along roads and bridges.
  • Staircases and Balconies: Steel tubing is used for handrails and guardrails in residential, commercial, and industrial buildings.
  • Sports Facilities: It is commonly used in sports fields, tennis courts, and playgrounds for its ability to withstand impact and weather conditions.
  • Security Fencing: High-security areas such as military bases, airports, and correctional facilities use steel tubing for robust and reliable fencing.

Why LJT as your Steel Fence Post Supplier?

  1. Over 350 different Outside Diameters to choose from
  2. We Can Accommodate Special & Unique Requirements
  3. Wide variety of materials & coatings from
  4. Products are manufactured to customer-specific ASTM or individual company specifications to ensure your product meets or exceeds your specifications
  5. We custom deliver to your application or strength requirements
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Have a Question?
Our experts can help

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

Ask a Tubing Expert