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High Strength Hot Rolled Steel Coil & Stainless Steel Strip Coil from China Suppliers & Factory
Product Parameters
| Thickness | Common thickness ranges from 1.5mm to 25mm. |
| Width | Common width ranges from 600mm to 2000mm. |
| Tensile Strength | Typically between 300MPa and 600MPa. |
| Yield Strength | Typically between 200MPa and 400MPa. |
| Surface Treatment | Includes pickling and oiling to improve surface quality. |
Product Types
Hot rolled coils can be classified based on their use, material, and process:
By Use
Hot rolled steel coils: Used in construction, automotive, and machinery manufacturing.
Hot rolled steel strips: Used for making welded pipes and cold rolling raw materials.
Hot rolled stainless steel coils: Used in chemical, food processing, and medical equipment industries.
By Material
Carbon steel hot coils: Made of carbon steel, widely used in construction and manufacturing.
Alloy steel hot coils: Contains manganese, silicon, etc., for higher strength and special uses.
Stainless steel hot coils: High corrosion resistance, suitable for demanding environments.
By Process
Hot rolled coils: Produced by high-temperature rolling, with an oxide layer on the surface.
Pickled coils: Hot rolled coils treated with acid for a smoother surface.
Product Advantages
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Low Cost
Simple production process and low cost.
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Wide Application
Suitable for construction, automotive, machinery, and more.
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Good Processability
Easy to cut, weld, bend, and process.
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Abundant Supply
Hot rolled coils are a major product of the steel industry with stable supply.
Product Materials
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Carbon Steel
Mainly used for standard hot coils, cost-effective and strong.
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Alloy Steel
Contains manganese, silicon, etc., for enhanced strength and wear resistance.
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Stainless Steel
Contains chromium and nickel for high corrosion resistance.
Product Applications
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Construction
Used in steel structures, bridges, and buildings.
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Automotive
Used for car bodies, chassis, and components.
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Machinery Manufacturing
Used for equipment, tools, and components.
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Chemical and Food
Stainless steel hot coils are used for corrosion-resistant equipment and containers.
Process Advantages and Material Selection Guidelines
Advanced high-speed rolling and controlled cooling technologies ensure dimensional precision (±0.1 mm) and microstructural homogeneity, supporting downstream processes like drawing and heat treatment. Material selection must comply with industry standards (ASTM, GB/T, JIS), prioritizing carbon content, elongation, and surface defect control.
As a global wire rod supplier, we deliver full-range solutions for steel strands, cold-headed standard parts, and special alloy wire materials, empowering clients to reduce costs and enhance efficiency. Contact us now for customized product catalogs and technical support!
Frequently Asked Questions
Q What is the standard thickness range for hot rolled coils?
Hot rolled coils are commonly available in thicknesses ranging from 1.5mm to 25mm. The specific thickness selected depends on the application requirements, such as structural load-bearing capacity or forming needs in automotive manufacturing.
Q What is the difference between hot rolled coils and pickled coils?
Hot rolled coils are produced through high-temperature rolling and typically have an oxide (scale) layer on the surface. Pickled coils are hot rolled coils that have undergone acid treatment to remove this oxide layer, resulting in a cleaner, smoother surface that is better suited for further processing or coating.
Q Which material is best for corrosion-resistant applications?
Stainless steel hot coils, which contain chromium and nickel, offer the highest corrosion resistance. They are ideal for use in chemical processing, food production, and medical equipment industries where exposure to moisture, chemicals, or harsh environments is common.
Q What industry standards apply to hot rolled coil products?
Hot rolled coils are manufactured and tested in compliance with major international standards including ASTM (American Society for Testing and Materials), GB/T (Chinese National Standards), and JIS (Japanese Industrial Standards). These standards govern key properties such as tensile strength, yield strength, chemical composition, and surface quality.
Q Can hot rolled coils be customized for specific dimensions or grades?
Yes. Hot rolled coils can be customized in terms of thickness, width, material grade, and surface treatment to meet specific project requirements. Our team provides technical support and tailored product catalogs to help clients select the most suitable specifications for their applications.
Q What are the main advantages of using alloy steel hot coils over carbon steel?
Alloy steel hot coils contain additional elements such as manganese and silicon, which significantly improve mechanical properties including tensile strength, hardness, and wear resistance compared to standard carbon steel. They are preferred in applications that demand higher performance under stress, elevated temperatures, or abrasive conditions.