Hot Rolled Sheet: Types, Characteristics, Applications

Hot rolled sheet is one of the primary materials used in industry and construction, known for its versatility and availability. Its physical and mechanical properties make it indispensable for a wide range of tasks, from creating metal structures to manufacturing machine parts. In this article, we will explore all aspects of hot-rolled sheet to help you make an informed decision when choosing this material.

Properties of Hot Rolled Sheet

The properties of hot rolled sheet determine its ability to withstand various operating conditions. These include strength, plasticity, and durability, which are critical in deciding the right material for a particular application.

• Physical Properties: Hot rolled sheet is characterized by high strength and resistance to deformation. This makes it ideal for constructions subjected to heavy loads.
• Mechanical Characteristics: The sheets demonstrate excellent plasticity and the ability to withstand stretching, bending, and impact loads.
• Quality Analysis: Quality is assessed through tensile, wear-resistance, and corrosion resistance tests.

Understanding these properties allows you to choose the most suitable material for your application.

Characteristics of Hot Rolled Sheet

The technical characteristics of hot rolled sheet ensure its reliability and durability in structures of varying complexity.

• Technical Parameters: Key characteristics include tensile strength, yield strength, and elongation percentage.
• Metal Properties: The steel composition plays a significant role. For example, sheets made from St37-2 are suitable for general construction, while alloyed steels provide enhanced corrosion resistance.
• Quality Standards: Compliance with standards such as EN 10025-2 and EN 10210 ensures high product quality.

Adhering to these characteristics ensures the safety and longevity of your projects.

Classification of Hot Rolled Sheet

Hot rolled sheets can have different characteristics that define their properties and areas of application. Their classification helps select the optimal material for a specific project, taking into account the structure's characteristics and operating conditions.

1. By Thickness

Thin Sheet Rolling:

• Thickness: from 0.5 to 4 mm.
• Application: Used in roofing work, manufacturing parts, cladding, and machine building.
• Advantages: Light weight, flexibility, cost-effectiveness, suitable for making medium to low stiffness components.

Thick Sheet Rolling:

• Thickness: from 4 to 160 mm and beyond.
• Application: Suitable for creating structures, manufacturing pipes, bridges, and large metal products.
• Advantages: Used for serious constructions requiring high stiffness and durability.

2. By Size

Standard Sizes:

• Common Variants: 1250×2500 mm, 1500×6000 mm.
• Application: These are the most popular sizes suitable for standard construction projects.
• Advantages: Easily available on the market, convenient for standard structures.

Non-standard Sizes:

• Application: Manufactured according to individual orders for specific needs.
• Advantages: Can be tailored to the project's requirements for specialized or unique structures.

3. By Rolling Precision

Standard Precision (B):

• Application: Primarily used for general construction works where high dimensional accuracy is not required.
• Advantages: Easier to manufacture, more affordable.

Increased Precision (C):

• Application: Used for manufacturing machines, equipment, and structures where precise dimensions are crucial, such as in machinery and metallurgy.
• Advantages: Higher accuracy and quality, ensuring greater durability.

4. By Surface Condition

Standard Quality:

• Application: With minimal surface treatment, suitable for general use in construction.
• Advantages: Simple processing, lower cost.

Improved Quality:

• Application: Used for making structures where high aesthetic and technical surface quality is important.
• Advantages: Higher cleanliness, absence of defects, ease of processing and assembly.

5. By Steel Grade

Carbon Steel (S235, S275):

• Application: For general structures like bridge structures, major building components.
• Advantages: Availability, high tensile strength, versatility.

Alloyed Steel (16MnCr5, 34CrMo4):

• Application: For structures with higher resistance to corrosion, such as coal mines, energy, and chemical installations.
• Advantages: Higher resistance to external impacts, corrosion, wear resistance.

6. By Processing Method

Hot Rolled Sheets without Heat Treatment:

• Application: Suitable for general construction works where no additional strength is needed.
• Advantages: High plasticity, cheaper to manufacture.

Heat-treated Sheets:

• Application: For structures that are subjected to heavy mechanical loads, such as in machine building.
• Advantages: Enhanced strength, resistance to loads.

7. By Purpose

Structural Sheets:

• Application: For major construction and industrial projects such as building frames, beams.
• Advantages: Strength, enhanced resistance to external impacts.

Shipbuilding Sheets:

• Application: Used for manufacturing ship hulls, vessels with enhanced resistance to moisture and corrosion.
• Advantages: Specialized resistance to water and aggressive environments.

Bridge Sheets:

• Application: For building bridges, viaducts, joints where additional technical characteristics are required.
• Advantages: Enhanced resistance to large loads, durability.

Understanding these classifications helps in choosing the right type of hot rolled sheet for specific tasks and ensures the reliability and efficiency of the structures.

Applications of Hot Rolled Sheet

Hot rolled sheet has a wide range of applications due to its universal characteristics. It is used in both industrial and construction projects.

• Construction: Used for creating load-bearing structures, roofing, supports, and floors.
• Machine Building: Ideal material for manufacturing machinery parts, equipment frames, and industrial assemblies.
• Shipbuilding: Used for manufacturing ship hulls, thanks to its high resistance to mechanical loads.
• Furniture Industry: Used for creating frames and other metal parts in furniture.
• Energy: Used in the production of turbine parts, boilers, and other energy installations.

Understanding the applications helps in using hot rolled sheets most effectively for your needs.

Where to Buy Hot Rolled Sheet?

Visit UTMK for a wide range of hot rolled sheets with delivery across Ukraine. We offer Hot rolled Plates steel S235JR+N, S355 steel sheets, perfect for your tasks.

Our advantages:

• Competitive prices and ordering options from single sheets to large batches.
• Metal cutting services according to your measurements.
• Delivery across regions: Kyiv, Dnipro, Kharkiv, Zaporizhzhia, and more.

With us, you will receive quality metal products with certificates of conformity.