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HOT ROLLED STEEL

Unmatched Strength. Cost-Effective. Enhance Construction with High-Quality Hot Rolled Steel.

Benefits of Hot Rolled Steel​

Find the Benefits of Hot Rolled Steel

Types of Hot Rolled Steel​

Learn about the Type of Hot Rolled Steel
 

Industries & Applications​

Explore industries benefiting from Hot Rolled Steel

Dimensions & Properties

Learn about Dimensions and properties

Introduction to Hot Rolled Steel

Hot rolled steel (HR Steel) is a type of carbon steel produced by rolling the steel at high temperatures, typically over 1700°F, above its recrystallization temperature. This process improves workability, ductility, and makes it easier to weld and machine. While its surface is rougher than Cold Rolled Steel, it is ideal for construction, automotive, and heavy machinery applications. It is perfect for structural components, metal buildings, and transportation equipment. Hot rolled steel typically has a yield strength of 250 – 360 MPa (36 – 52 ksi) and a tensile strength of 400 – 550 MPa (58 – 80 ksi).
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Benefits of Hot Rolled Steel

  • Hot rolled steel offers numerous benefits that make it an attractive choice for various industrial applications:
    • Cost-Effective and Versatile: The hot rolling process cuts costs, making hot rolled steel budget-friendly and flexible for structural beams to automotive components.
    • High Strength and Availability: Hot rolled steel offers sufficient strength for construction and heavy machinery, available in various forms and sizes.
    • Workability and Durability: High-temperature processing makes hot rolled steel easier to cut, weld, and machine, enhancing toughness and durability.
    • Surface Texture: The rough surface of hot rolled steel, compared to cold rolled steel, provides better adhesion for coatings and paint, ideal for finishing applications.
    • Energy Efficiency: The hot rolling process consumes less energy than cold rolling, boosting production efficiency and sustainability.
    • Resistance to Deformation: Hot rolled steel resists deformation under high loads, ideal for heavy-duty applications requiring structural integrity.

Types of Hot Rolled Steel

  • Hot rolled steel comes in various types, each designed for specific needs and applications. Knowing these types helps in choosing the right material for your project.
    • Hot Rolled Steel Sheet:Used in automotive and appliance manufacturing, offering flexibility and durability.
    • High Strength Hot Rolled Steel Sheet:Ideal for applications requiring higher strength, such as construction and heavy machinery.
    • Hot Rolled Steel with Specific Properties:Customized for particular performance requirements, such as improved wear resistance or corrosion resistance.
    • Hot Rolled Steel Bars:Commonly used in construction for reinforcing concrete structures and producing machinery parts.
    • Hot Rolled Steel Plates:Utilized in shipbuilding, heavy machinery, and construction for creating sturdy, large structures.
    • Hot Rolled Steel Structural Shapes:Includes I-beams, H-beams, and other shapes used in construction and infrastructure projects.
    • Hot Rolled Steel Sheet Pile:Used for retaining walls, bridge abutments, and other applications requiring soil retention and support.

Industries & Applications

Hot rolled steel plays a vital role in numerous industries, contributing significantly to the development of infrastructure and technology.

Some common industries and applications include:

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Construction

Hot rolled steel is extensively used for construction, including building frameworks, bridges, and other structural components. Its strength and durability are crucial for infrastructure development.
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Automotive

Hot rolled steel is commonly used in manufacturing automotive parts, including chassis, body panels, and frames. Its formability and strength make it ideal for these applications.
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Heavy Machinery

Essential in producing equipment that demands robustness, such as agricultural, mining, and industrial machinery. Its high strength and durability ensure reliability.
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Energy

Utilized in constructing pipelines, oil rigs, and other equipment for the oil and gas industry. Its resistance to deformation under high loads is crucial for these applications.
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Shipbuilding

Hot rolled steel plates are used for constructing ships and offshore structures. Its durability and strength are critical for marine environments.
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Railroad

Used in manufacturing rails and railcar components. The material’s high strength and durability support the heavy loads and stresses in rail transport.

Dimensions & Properties

Whether steel qualifies as plate or sheet depends on the specification used for certification. There is a large overlap in popular thicknesses between plate and sheet, but steel plates are offered in a much broader range of sizes.
ASTM A36Grade 50SAE 1045
Yield Strength250 MPa (36 ksi)345 MPa (50 ksi)310 MPa (45 ksi)
Tensile Strength400-550 MPa (58-80 ksi)450 MPa (65 ksi)565 MPa (82 ksi)
Material StandardASTM A36 / A36MASTM A572 / A572MSAE J403
Vickers Hardness100-140 HV150-190 HV170-210 HV

Hot Rolled Steel When & Where You Need It

Here, you get more than just quality steel. With multiple facilities across the country capable of providing high-strength steels, we can also work with you to manage your inventory, ensuring you get product when and where you need it to keep your production running.

Explore Our Available Steel Products & Grades

Our knowledge and experience give nearly 100% accurate delivery of High Carbon, Low Carbon, Stainless Steel products processed and packaged to your exact specifications.

What is the difference between hot rolled steel and cold formed steel?

Hot rolled steel is formed at high temperatures, making it easier to shape and less precise, while cold formed steel is shaped at room temperature, resulting in a smoother finish and tighter tolerances.

Is hot rolled steel easy to weld?

Yes, hot rolled steel is generally easy to weld due to its lower carbon content and consistent material properties.

How do you harden hot rolled steel?

Hot rolled steel can be hardened through heat treatment processes such as quenching and tempering.

How do you care for hot rolled steel?

To care for hot rolled steel, keep it dry, apply protective coatings to prevent rust, and store it in a controlled environment to avoid exposure to moisture and chemicals.

What is the best grade of hot rolled steel called?

The best grade of hot rolled steel depends on the application, but ASTM A36 is commonly known for its good balance of strength, ductility, and weldability.

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