COLD ROLLED STEEL BAR

We aim to deliver high-quality cold rolled steel bars through advanced manufacturing processes. Our bars, produced at room temperature, boast superior strength, surface finish, and accuracy.

These steel bars are perfect for automotive, construction, machinery, and industrial tools, offering unmatched performance and reliability. Compared to hot rolled bars, our cold rolled steel bars provide higher tensile and yield strength. We understand the importance of cost-effectiveness and are committed to providing competitive pricing without compromising on quality.

With competitive price and timely delivery, Xingtai Steel sincerely hope to be your supplier and partner.

Choose us as your go-to supplier for cold rolled steel bars, and experience the benefits of superior quality, attractive pricing, and rapid delivery.

Cold Rolled Steel Bar Type

Discover the Varieties of Cold Rolled Steel Bar

Cold Rolled Steel Bar Grade

Explore the Different Grades of Cold Rolled Steel Bar

Quality Assurance 

Learn About Quality Assurance for Cold Rolled Steel Bar

Usage & Application

Understand the Applications of Cold Rolled Steel Bar

What are Cold Rolled Steel Bar

Cold rolled steel bars are meticulously crafted by rolling steel at room temperature, resulting in enhanced mechanical properties and a smooth, uniform surface. Unlike Hot Rolled Steel Bars, which are processed at high temperatures and have rougher surfaces and looser tolerances, cold rolled steel bars offer improved strength and hardness. This process not only improves the strength and hardness of the steel but also ensures precise dimensions and tighter tolerances, making these bars ideal for applications requiring high precision and durability. These bars are a type of low carbon steel with good case hardening qualities, making them versatile for various uses.

Cold Rolled Steel Bar Type

Cold rolled steel bars come in round, flat, hexagon, and square shapes, designed for specific industry needs. Whether you need a round bar, flat bar, or another shape, we have it covered.

TypeSize RangesApplications Diameter from 0.2 inches to 4 inchesShafts, Axles, Boltsget a quote Across flats from 0.24 inches to 3 inchesFasteners, Nuts, Boltsget a quote Side length from 0.2 inches to 4 inchesTool handles, Ornamental ironworkget a quote Thickness 0.08 inches to 2 inchesBrackets, Base plates, Bracesget a quote

Cold Rolled Steel Bar Grades

We offer custom steel sizes tailored to your specific requirements! StandardUSASIZE ASTM A29AISI /4'' - 2''get a quote ASTM A108AISI /4'' - 4''get a quote ASTM A108AISI /4'' - 4''get a quote ASTM A108AISI /4'' - 4''get a quote ASTM A108AISI 12L141/8'' - 3''get a quote ASTM A108AISI /4'' - 2''get a quote

Quality Assurance for Cold Rolled Steel Bars

Regular Quality Inspections

• Mechanical Properties: Testing tensile and yield strength, hardness.
• Dimensional Accuracy: Measuring diameter, thickness, and length.
• Surface Finish: Checking for smoothness and defects.
• Chemical Composition: Verifying alloy mix.

Extreme Testing

• Corrosion Resistance: Testing in corrosive environments.
• Impact Testing: Assessing toughness under sudden impacts.
• Fatigue Testing: Evaluating endurance under repeated stress.
• Temperature Resistance: Assessing performance at extreme temperatures.

If you have specific requirements, we can customize additional tests to meet your needs.

To ensure the safe and secure transportation of our steel bars, we use robust packaging methods:

• Secured Bundling: Bars are securely bundled with steel straps and wooden supports. Finished products are shipped in wooden crates.
• Protective Coatings: Our steel bars are coated to prevent corrosion and damage during transit. Additional coating options are available upon request.
• Labeling and Documentation: Each shipment is clearly labeled and comes with detailed documentation for easy tracking.

Several factors impact the performance of cold rolled steel bars, essential for selecting the right type for specific applications.

• Material Quality: Purity and alloy composition.
• Manufacturing Process: Precision in rolling and cooling techniques.
• Heat Treatment: Proper annealing and tempering.
• Surface Finish: Smoothness and absence of defects.
• Dimensional Accuracy: Consistency in size and shape.
• Environmental Exposure: Resistance to corrosion and extreme temperatures.

Because cold rolling is limited for large sizes, cold rolled bars are usually smaller than hot rolled bars. For large applications, consider hot rolled steel bars.

Proper storage of cold rolled steel bars is crucial for maintaining their quality. Environmental factors and transportation significantly impact their performance.

• Environment: Store in a dry, ventilated area to prevent rust.
• Temperature: Maintain stable temperatures to avoid stress and deformation.
• Humidity Control: Use dehumidifiers or desiccants.
• Transportation: Use protective packaging to prevent damage.
• Handling: Use proper lifting equipment to avoid bending.
• Storage Method: Store bars horizontally to prevent bending and separately to avoid contamination.

Usage & Application of Cold Rolled Steel Bar

Discover the diverse applications of cold rolled steel bars across various industries, highlighting their versatility and reliability.

If you are looking for more details, kindly visit cold rolled round bar.

• Automotive Manufacturers: Drive shafts, axles, gear systems
• Construction Companies: Structural frameworks, reinforcement bars, support beams
• Machinery Manufacturers: Gears, bearings, shafts
• Tool Manufacturers: Drill bits, cutting tools, machine parts
• Aerospace Companies: Landing gear, engine parts, structural elements
• Furniture Makers: Table legs, chair frames, decorative elements

Why Choose Our Cold Rolled Steel Bars

Choose our high strength steel bars for their exceptional quality and strength, backed by comprehensive documentation to ensure reliability and performance. We offer a wide selection and customization options to meet your specific needs, all at competitive pricing.

Additionally, our commitment to timely delivery and responsive service ensures you receive your order promptly and with the support you need.

Trust us for high strength steel bars that combine quality, customization, and excellent customer service.

Contact us here with questions or use the button below to request a quote.

Steel round bars are versatile materials used in various applications, including construction, automotive, and machinery industries. These bars are available in different sizes, shapes, and grades, so choosing the right one for your project can be daunting. 

To help you prepare the best decision, we have compiled a list of pointers that will guide you in selecting suitable steel round bars for your needs. 

1. Determine the Application

Before you start looking for steel round bars, it is essential to determine their intended application. Different applications require different types of steel round bars, so understanding the purpose will help you narrow down your choices. For instance, if you need steel bars for construction, you may require a different grade or size than using them in automotive manufacturing. Consult with an expert or refer to industry-specific guidelines when in doubt.

2. Choose the Right Grade

Steel round bars come in various grades, determining their strength, ductility, and resistance to wear and corrosion. Common grades include:

• Mild Steel (Grade A36): This grade is suitable for general-purpose applications and is known for its excellent weldability and machinability. It is commonly used in construction projects.
• Stainless Steel (Grades 303, 304, 316): These grades are corrosion-resistant and are often used in applications where the material will be exposed to water or other corrosive elements.
• Alloy Steel (Grades , , ): These grades are recognized for their high strength and toughness, making them suitable for heavy-duty applications like gears, shafts, and fasteners.

Choose the grade that best suits your application, considering factors like strength, corrosion resistance, and cost.

3. Select the Right Diameter and Length

Steel round bars are available in various diameters and lengths, so you must select the appropriate size for your application. Consider the following factors when choosing the diameter and length of your steel round bars:

• Load-bearing Capacity: Larger diameter bars have higher load-bearing ability, making them suitable for heavy-duty applications.
• Machinability: Smaller diameter bars are easier to cut, drill, and weld. However, they may not be suitable for applications that require high strength and durability.
• Space Constraints: If your project has limited space, you may need to use smaller diameter bars.
• Stock Availability: Some diameters and lengths may not be readily available, so consider this when selecting.

4. Consider Surface Finish

The surface finish of round steel bars can affect their appearance, corrosion resistance, and overall performance. Some distinct surface finishes include:

• Hot Rolled: This finish is the most common and economical option. However, it may have a rougher surface compared to other finishes.
• Cold Drawn: This finish offers a smoother surface and improved dimensional accuracy compared to hot-rolled bars.
• Turned and Polished: This finish provides a high-quality surface with excellent dimensional accuracy, making it suitable for applications with tight tolerances.

Choose a surface finish that meets your project's appearance, performance, and cost requirements.

5. Verify Mechanical Properties

Mechanical properties like tensile strength, yield strength, and elongation are crucial when selecting round steel bars. These properties determine the material's ability to withstand loads, resist deformation, and endure wear and tear. Review the mechanical properties of the steel grade you chose and ensure they meet your application's requirements.

6. Check for Quality Certifications

When purchasing round steel bars, ensure the supplier has the necessary quality certifications, such as ISO or ASTM International. These certifications ensure that the materials have been tested and meet industry standards for quality and safety. A reputable supplier will provide you with the necessary documentation and test reports to verify the quality of their steel round bars.

7. Compare Prices

Finally, compare the prices of steel round bars from different suppliers to ensure you get the best value for your money. Remember that the cheapest choice may not always be the best quality, so weigh the cost against the material grade, surface finish, and supplier reputation. Additionally, consider factors like shipping costs and lead times to ensure you get the materials you need at the right time and within your budget.

Conclusion

Selecting the proper steel round bars for your project is crucial to ensure the success and longevity of your construction or manufacturing process. By following these protocols, you can be confident in your selection and contribute to the overall success of your project.

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