• Flat Bar Hot Rolled High Quality 3MM-20MM System 1
  • Flat Bar Hot Rolled High Quality 3MM-20MM System 2
  • Flat Bar Hot Rolled High Quality 3MM-20MM System 3
Flat Bar Hot Rolled High Quality 3MM-20MM

Flat Bar Hot Rolled High Quality 3MM-20MM

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
200000 m.t./month

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Product Applications:

Flat Bar Hot Rolled High Quality 3MM-20MM are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

 

Product Advantages:

OKorder's Flat Bar Hot Rolled High Quality 3MM-20MM are durable, strong, and resist corrosion.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

 

Product Specifications:

Manufacture: Hot rolled

Grade: Q195 – 235

Certificates: ISO, SGS, BV, CIQ

Length: 6m – 12m, as per customer request

Packaging: Export packing, nude packing, bundled

Commodity: Mild Steel Flat Bar

Standard: GB;JIS

Material: Q195-235;SS400

Brand name: FLATSPACE

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

Chemical composition of Q235

Alloy No

Grade

Element(%)

C

Mn

S

P

Si

 

Q235

 

B

 

0.12—0.20

 

0.3—0.7

 

≤0.045

 

≤0.045

 

≤0.3

 

Physical properties of Q235

Alloy No

Grade

Yielding strength point(Mpa)

Tensile strength (Mpa)

Elongation after fracture(%)

Thickness (mm)

Thickness (mm)

≤16

>16--40

>40--60

>60--100

≤16

>16--40

>40--60

>60--100

 

Q235

 

B

 

235

 

225

 

215

 

205

 

375--500

 

26

 

25

 

24

 

23

 

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q:What are the different types of edges available for steel flat bars?
There are several different types of edges available for steel flat bars, each serving a specific purpose and offering unique benefits. Some of the most common types of edges include: 1. Square Edge: This is the most basic and commonly used edge for steel flat bars. It is characterized by sharp, right-angled corners, making it suitable for general applications where precise dimensions and a clean appearance are required. 2. Rounded Edge: Also known as a radius edge, this type of edge features rounded corners instead of sharp angles. The rounded edge helps to reduce the risk of injury and makes the bar safer to handle, making it suitable for applications where safety is a concern, such as in schools or public areas. 3. Beveled Edge: A beveled edge refers to a sloping or angled edge along the length of the flat bar. This type of edge is often used to make the bar easier to fit into or align with other components, as the beveled shape allows for a smoother transition or connection. 4. Chamfered Edge: Similar to a beveled edge, a chamfered edge is created by cutting or grinding away a small portion of the material at a specific angle. This type of edge is commonly used for aesthetic purposes, creating a more decorative appearance on the flat bar. 5. Deburred Edge: When steel flat bars are cut or shaped, sharp burrs or rough edges may be left behind. To remove these imperfections and create a smooth, even edge, the bar is deburred. This process helps to enhance both the appearance and safety of the flat bar, preventing accidental cuts or scratches. The choice of edge type for steel flat bars depends on various factors such as intended application, safety requirements, aesthetic preferences, and ease of installation or connection. By understanding the different types of edges available, one can select the most suitable option for their specific needs.
Q:What are the different methods of surface patterning for steel flat bars?
There are several different methods of surface patterning for steel flat bars, each offering unique benefits and characteristics. 1. Hot Rolling: This method involves passing the steel flat bar through a series of heated rollers, which creates a uniform surface pattern. Hot rolling can produce patterns such as diamond, tear, or checker plate, providing enhanced grip and aesthetic appeal. 2. Cold Rolling: Similar to hot rolling, cold rolling involves passing the steel flat bar through a set of rollers. However, this process is performed at room temperature, resulting in a smoother and more refined surface pattern. Cold rolling is commonly used to create patterns like smooth or brushed finishes. 3. Embossing: Embossing is a technique that uses high pressure to imprint a pattern onto the surface of the steel flat bar. This method allows for the creation of intricate designs and textures, making it ideal for decorative purposes. 4. Sandblasting: Sandblasting involves blasting fine particles of sand or other abrasive materials onto the surface of the steel flat bar. This process creates a rough and textured finish, commonly used to enhance grip or create a unique aesthetic appearance. 5. Acid Etching: Acid etching is a chemical process that involves applying an acid solution to the surface of the steel flat bar. The acid selectively removes the top layer of the metal, creating a pattern or design. Acid etching is commonly used to create intricate and detailed patterns on the surface of the steel. 6. Laser Cutting: Laser cutting uses a high-powered laser beam to cut or engrave patterns onto the surface of the steel flat bar. This method provides precise and accurate results, allowing for the creation of complex designs and patterns. 7. Powder Coating: Powder coating involves applying a dry powder onto the surface of the steel flat bar and then heating it to form a protective and decorative coating. This method allows for the application of various colors and finishes, providing both aesthetic appeal and corrosion resistance. Overall, the different methods of surface patterning for steel flat bars offer a wide range of options for enhancing grip, improving aesthetics, and providing protection against corrosion. The choice of method depends on the desired pattern, functionality, and intended application of the steel flat bar.
Q:How do you prevent bending or sagging of steel flat bars during installation?
There are several measures that can be taken to prevent bending or sagging of steel flat bars during installation: 1. Handle the steel flat bars with care during transportation and installation to avoid deformations and bending. 2. Store the steel flat bars in a dry and flat area to prevent exposure to excessive moisture or uneven surfaces that can cause rusting and bending. 3. Ensure adequate support for the steel flat bars throughout the installation process by using appropriate clamps, jigs, or supports to hold them in place and distribute the load evenly. 4. Use the correct fastening techniques and materials, such as bolts, screws, or welding, to securely fasten the steel flat bars and resist bending or sagging. 5. Avoid exceeding the recommended load or weight capacity of the steel flat bars to prevent stress and deformation. Consult professionals if needed to determine the appropriate load limits for your specific application. 6. Regularly inspect the steel flat bars during and after installation to identify any signs of bending or sagging and promptly address any issues to prevent further damage. By following these preventive measures, you can minimize the risk of bending or sagging of steel flat bars during installation, ensuring their long-term structural integrity.
Q:Can steel flat bars be used in the food industry?
Steel flat bars can be used in the food industry, but there are certain considerations that need to be taken into account. Steel is a versatile and durable material, making it suitable for various applications, including the food industry. However, it is important to ensure that the steel used is food-grade or stainless steel to meet the industry's hygiene and safety standards. Food-grade stainless steel is commonly used in the food industry due to its corrosion resistance, easy cleaning properties, and ability to withstand high temperatures. It is non-reactive, meaning it does not interact with the food or alter its taste, making it ideal for food preparation surfaces, countertops, and equipment. Steel flat bars can be utilized in the food industry for a range of purposes, such as constructing food processing equipment, fabricating worktables, shelves, and racks, or as a structural component in food packaging machinery. However, it is crucial to ensure that the steel used is compliant with food safety regulations and guidelines, such as those set by the Food and Drug Administration (FDA) or the European Food Safety Authority (EFSA). Regular steel flat bars, which are not specifically designed for food industry applications, may not meet the necessary standards for cleanliness and hygiene. These bars might contain impurities, such as rust or contaminants, that could potentially contaminate the food or compromise its safety. Therefore, when considering the use of steel flat bars in the food industry, it is essential to select food-grade stainless steel that is specifically manufactured and designated for such applications. This will help ensure that the steel is safe, durable, and suitable for use in food processing, handling, and preparation areas.
Q:Can steel flat bars be used for manufacturing storage racks or shelves?
Steel flat bars are suitable for the manufacturing of storage racks or shelves. They are extensively utilized in the construction sector owing to their robustness and resilience. These bars offer a solid foundation for storage racks or shelves and can withstand heavy loads without any deformation or distortion. Furthermore, it is effortless to weld or bolt steel flat bars together, enabling the creation of customized storage solutions tailored to specific needs. Consequently, opting for steel flat bars is an outstanding decision when it comes to manufacturing storage racks or shelves.
Q:What is the difference between a steel flat bar and a steel hex bar?
The main difference between a steel flat bar and a steel hex bar lies in their shape and design. A steel flat bar, as the name suggests, is a long, rectangular-shaped bar with a flat surface on all sides. It has a uniform thickness throughout its length and is typically used for structural applications, such as supports, braces, and framing. The flat surface allows for easy fastening or welding to other components. On the other hand, a steel hex bar is a bar with six equal sides, forming a hexagonal shape. This unique design provides increased strength and stability compared to a flat bar. The hexagonal shape also offers better grip and torque resistance, making it suitable for applications that require high tensile strength, such as machinery, tools, and hardware components. In terms of versatility, a steel flat bar can be easily manipulated, cut, or bent to fit various shapes and sizes, making it a more flexible option for different projects. Conversely, a steel hex bar is more rigid and less malleable due to its six-sided structure, limiting its adaptability but enhancing its strength. In summary, while both steel flat bars and steel hex bars are made from the same material, their distinct shapes and designs make them suitable for different applications. The flat bar is commonly used for structural purposes, while the hex bar is preferred for applications requiring higher strength and torque resistance.
Q:How do steel flat bars compare to other forms of steel like angles or channels?
Various industries and applications utilize steel flat bars, angles, and channels as popular steel forms. Despite sharing the same material, they differ in shape and structural properties. Rectangular in shape with a flat surface and parallel edges, steel flat bars are commonly utilized in structural support, fabrication, and construction projects. Their versatility is a key advantage, as they can be easily cut, drilled, and welded, making them ideal for creating custom shapes and structures. Furthermore, their flat surface facilitates easy attachment of other components. In contrast, steel angles possess an L-shape with two legs meeting at a 90-degree angle. This unique shape provides excellent structural strength and stability, making them suitable for applications where load-bearing capacity is crucial. Construction, framing, and reinforcement projects often employ steel angles for additional support and stability, as well as for creating corners and edges. Steel channels, also known as C-channels or U-channels, feature a U-shaped cross-section with two parallel sides and a base. They find extensive use in construction, manufacturing, and electrical industries. Steel channels offer high strength and rigidity, making them suitable for applications requiring load-bearing capabilities. Building frames, support systems, and structural machinery components often incorporate steel channels. When comparing these steel forms, each possesses its own advantages and applications. Steel flat bars provide versatility and ease of fabrication, making them suitable for a broad range of projects. Steel angles offer excellent structural strength and stability, making them ideal for load-bearing applications and corner creation. Steel channels, with their high rigidity, are commonly used in construction and manufacturing. Ultimately, the choice between steel flat bars, angles, or channels depends on the project's specific requirements. Factors such as load-bearing capacity, structural stability, and ease of fabrication should all be considered when determining the most suitable steel form.
Q:What are the weight and strength properties of steel flat bars?
The weight and strength properties of steel flat bars vary depending on their specific grade and dimensions. Steel flat bars are widely recognized for their high strength-to-weight ratio, making them a popular choice in multiple industries. The weight of a steel flat bar depends on factors such as length, width, and thickness. The strength properties are determined by the grade of steel used, including mild steel, carbon steel, and alloy steel, each with distinct levels of strength. Furthermore, strength can be further enhanced through processes like heat treatment or cold working. Steel flat bars possess excellent tensile and yield strength, enabling them to withstand heavy loads and resist deformation. They are also highly durable and resistant to corrosion, making them suitable for structural applications, construction projects, and manufacturing processes. In summary, the weight and strength properties of steel flat bars can be tailored to meet specific requirements, making them a versatile and dependable material for a variety of applications.
Q:How do you determine the quality of a steel flat bar?
There are several factors to consider when determining the quality of a steel flat bar. Firstly, it is important to assess the composition of the steel. The quality of the steel will depend on the type and grade of steel used. Different grades of steel have varying levels of strength, durability, and resistance to corrosion. Therefore, it is crucial to check the steel's composition and ensure it meets the required specifications for the intended application. Secondly, the manufacturing process plays a significant role in determining the quality of a steel flat bar. The bar should be produced using advanced manufacturing techniques to ensure uniformity, consistency, and dimensional accuracy. Any signs of defects, such as cracks, uneven surfaces, or inconsistent thickness, should be carefully examined. Thirdly, the surface finish of the steel flat bar is an important indicator of its quality. A high-quality flat bar should have a smooth, clean, and even finish, free from any visible imperfections or surface defects. This ensures that the bar will perform well in its intended application and reduces the risk of damage or failure. Another crucial aspect is the mechanical properties of the steel flat bar. The strength, hardness, and ductility of the steel should meet the required specifications. This can be determined through various tests, such as tensile strength, yield strength, and elongation. These tests provide valuable information about how the steel will respond under different load conditions and help assess its overall quality. Lastly, it is important to consider the reputation and reliability of the manufacturer or supplier. Reputable manufacturers and suppliers are likely to adhere to strict quality control standards and provide reliable products. It is recommended to research and choose a trusted supplier who has a proven track record of delivering high-quality steel flat bars. In summary, determining the quality of a steel flat bar involves assessing factors such as the composition, manufacturing process, surface finish, mechanical properties, and the reputation of the manufacturer or supplier. By considering these factors, one can ensure they are selecting a high-quality steel flat bar that will meet their specific requirements and perform effectively in its intended application.
Q:Can steel flat bars be used in the manufacturing of storage tanks or containers?
Yes, steel flat bars can be used in the manufacturing of storage tanks or containers. Steel flat bars are commonly used in various industries due to their strength, durability, and versatility. They can be easily fabricated into different shapes and sizes to meet the specific requirements of storage tanks or containers. The flat bars provide structural support and reinforcement, ensuring the stability and integrity of the tanks or containers. Additionally, steel flat bars offer excellent resistance to corrosion, making them suitable for storing various liquids or materials. Overall, the use of steel flat bars in the manufacturing of storage tanks or containers is a reliable and cost-effective choice.

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