structural steel

Steel Processing: The Fabrication Process of Structural Steel

Steel is an essential material in the construction industry, used extensively in creating buildings, bridges, and other infrastructure. For this reason, the steel fabrication process is a crucial aspect of producing high-quality, durable structures. Iron ore, coal, and limestone are the primary raw materials used in steel manufacturing, which are smelted in a blast furnace to produce pig iron, which is then refined into steel. The steel is cast into various shapes and forms, including structural steel.

Structural steel is used to construct buildings, bridges, and other structures. It is known for its high strength and durability, making it an ideal material for use in construction. Structural steel fabrication is a complex process that involves different stages, requiring skilled professionals and specialized equipment to ensure the finished product meets the required specifications. Few people know how it works, so we will discuss the details in this article.

The Structural Steel Fabrication Process

The structural steel fabrication process can be divided into three main stages:

Stage 1: The Planning Stage

The planning stage is where the design team works to create detailed plans and drawings of the structure that will be built. These plans include precise measurements, specifications, and other essential details that will be used during the fabrication process. The planning stage is crucial to the project’s success, as it sets the foundation for the rest of the fabrication process. Any errors or mistakes made during this stage can significantly impact the final product, so it is crucial to get it right.

Stage 2: The Fabrication Stage

In the fabrication stage, the raw steel is transformed into the finished product used in construction. This stage involves various activities, including cutting, welding, and shaping the steel.

Cutting uses specialized equipment such as saws, plasma cutters, and lasers, while welding combines the steel using heat and pressure. This is done using specialized welding equipment and techniques. On the other hand, shaping bends and shapes the steel into the required shapes and forms using hydraulic presses and other specialized equipment. Once the steel has been cut, welded, and shaped, it is ready for the next step.

Stage 3: The Treating and Finishing Stage

The treating and finishing stage is the final stage of the structural steel fabrication process. The steel is treated during this stage to improve its strength, durability, and corrosion resistance. This stage involves various treatments, including:

  • Painting is applying a protective coating to the steel to prevent corrosion and other forms of damage.
  • Galvanizing is the process of coating the steel with a layer of zinc to improve its corrosion resistance.
  • Powder coating uses a dry powder applied to the steel, which is heated to create a rigid, durable finish.

Once the treating and finishing stage is complete, the finished product is ready for use in construction. The finished product will be strong, durable, and damage-resistant, making it ideal for various construction applications.

How Is Structural Steel Different from Standard Steel Products?

While structural steel may seem like standard steel with a specific use, the two have a few key differences. Structural steel is designed and manufactured to meet specific strength and load-bearing requirements. This means that it must meet certain specifications for its yield strength, tensile strength, and other mechanical properties.

Moreover, structural steel is fabricated and shaped to specific dimensions and designs to ensure it can be easily assembled and integrated into building structures. This may involve cutting, welding, bending, or other forming processes not typically used to produce standard steel products.

However, it’s worth noting that structural steel is still made from the same basic materials as standard steel products. It’s primarily made of iron, carbon, and small amounts of other elements like manganese, sulfur, and phosphorus. The difference lies in how it’s manufactured and processed to meet specific requirements for strength, durability, and ease of use in construction projects.


Structural steel is an excellent option for construction projects due to its strength, durability, and versatility. However, not all structural steel is created equal, so you must find the best products to ensure quality and stability. This way, you can create safe and long-lasting buildings that meet your clients’ needs and industry standards.

If you are looking for structural steel in Birmingham, AL, KGS Steel Birmingham has what you need! We provide customized steel products to ensure your project will be of high quality and exceeds expectations for affordable prices. Request a quote today!

Bessemer, AL

3725 Pine Ln,
Bessemer, AL 35022


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Nashville, TN 37210


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