Hot Rolled Steel Tubing for Structural and Mechanical Applications

Hot Rolled Steel Tubes Designed for Strength, Stability, and Versatile Fabrication

The closed-section profile of hot rolled steel tubing enhances resistance to twisting and multi-directional loading. Compared to open structural shapes, tubular sections distribute stress more evenly, which improves structural efficiency in compact assemblies and framed systems.

What Is Hot Rolled Steel Tubing?

Hot rolled steel tubing is formed by shaping heated steel into a hollow profile, creating a continuous section with defined wall thickness. Depending on structural and mechanical requirements, tubing may be produced in round, square, or rectangular configurations.

Round tubing is often selected for mechanical and load-bearing components that require uniform stress distribution, while square and rectangular tubing provide flat surfaces that simplify alignment and connections in structural assemblies.

Advantages of Using Hot Rolled Steel Tubing

• Provides structural strength within a hollow section
• Offers improved torsional resistance
• Suitable for welding and fabrication
• Available in multiple profile configurations
• Cost-effective solution for structural and mechanical use

These characteristics make hot rolled steel tube products widely used in fabrication, construction, and equipment manufacturing.

Hot Rolled Steel Tubing Grades

Premium Plate supplies hot rolled steel tubing in commonly specified dimensions, with cut-to-length options available.

The following grades are available to meet varying strength, weldability, and structural tubing performance requirements.

1008/1020: Low-carbon steel grades offering good weldability and formability. Commonly used for general fabrication and light structural components.

1018: A low-carbon steel grade known for good machinability and consistent mechanical properties. Often selected for round tubing used in mechanical components.

1020/1026: Provide a balanced combination of strength and ductility. Suitable for structural components requiring moderate load-bearing capability.

1045: A medium-carbon steel known for higher strength and improved wear resistance. Used in applications where greater hardness and durability are required.

4140/4142: Chromium-molybdenum alloy steels offering enhanced strength, toughness, and fatigue resistance. Commonly used in high-stress structural and mechanical applications.

A1011: A hot-rolled carbon steel specification widely used for structural and forming applications. Offers reliable strength and weldability.

A36: A widely specified structural carbon steel grade offering good weldability and moderate strength. Suitable for general-purpose structural and fabrication applications.

A500: A structural tubing specification commonly used for hollow structural sections (HSS). Provides high strength and consistent dimensional performance for load-bearing tubular frameworks.

A513: An electric resistance welded (ERW) steel specification widely used for mechanical tubing. Offers tight dimensional tolerances and reliable machinability.

A572: A high-strength low-alloy structural steel offering improved strength-to-weight performance. Suitable for structural applications requiring higher load capacity.

A992: A structural steel grade with higher yield strength and good weldability. Commonly specified for modern structural framing systems.

AR235: An abrasion-resistant steel grade designed for moderate wear conditions. Used in applications exposed to friction, impact, or material handling environments.