round bars; round steel; high quality System 1

round bars; round steel; high quality

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1000 m.t.

Supply Capability:: 5000 m.t./month

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Product Description:

Specifications of Common Steel Round Bar

1. Grade: 304, 316L, 321

2. Type: Mild carbon steel

3. Shape: Round bar, solid bar of steel with circular section

4. Diameter: 8mm-150mm

5. HS Code: 72283010

Usage and Applications of Common Steel Round Bar

1. Common Steel Round Bar of 8-25mm, or small round is mostly used for straight bundles supply, and used for steel, bolts and various mechanical parts. While the bigger round bar, or more than 25mm hot rolled bar, is mainly for the manufacture of mechanical parts or for seamless steel billet.

2. Steel round bar is used in construction and a large number of architectural and engineering structures.

3. Besides, we can supply some especial material steel round bar that can be used for main shaft of steamer, hummer shank, with big section and supper force.

Packaging & Delivery of Common Steel Round Bar

Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)

Delivery Detail: 45 days

Trade terms: FOB, CFR, CIF

MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.

Weight: The price invoicing on theoretical weight basis or actual weight basis depends on customer’s request.

Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.

Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.

Production Flow of Common Steel Round Bar

We use advanced equipments like Electric Arc Furnace, Ladle Furnace and Vacuum Degasser to produce our products.

Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation

Q:How do steel round bars compare to aluminum or steel tubing?: Steel round bars, aluminum tubing, and steel tubing all have their own unique properties and advantages. Steel round bars are known for their high strength and durability, making them suitable for applications that require heavy loads or high-stress conditions. Aluminum tubing, on the other hand, is lightweight and corrosion-resistant, making it ideal for projects that prioritize weight reduction and resistance to environmental elements. Steel tubing offers a balance between strength and weight, making it a versatile choice for various industrial applications. Ultimately, the choice between steel round bars, aluminum tubing, or steel tubing depends on the specific requirements of the project, such as load-bearing capacity, weight limitations, and environmental factors.

Q:Can steel round bars be used for making cutlery or kitchen utensils?: No, steel round bars are not typically used for making cutlery or kitchen utensils. These items are usually made from stainless steel or other food-safe materials that are specifically designed for food contact and are more suitable for the purpose.

Q:How are steel round bars used in the construction of stadiums and sports facilities?: Steel round bars are widely used in the construction of stadiums and sports facilities due to their strength, durability, and versatility. These bars are typically made from carbon steel and are available in various diameters and lengths to meet the specific needs of each project. One of the primary uses of steel round bars in stadium construction is for the reinforcement of concrete structures. These bars are often embedded within concrete columns, beams, and slabs to enhance their load-bearing capacity and overall structural integrity. The high tensile strength of steel allows it to withstand heavy loads and provide the necessary support for large seating areas, roofs, and other architectural elements. Steel round bars are also used in the construction of stadium roofs and canopies. These structures require a strong and lightweight material that can span long distances without the need for excessive support columns. Steel bars, when properly designed and installed, offer an ideal solution by providing the necessary strength while minimizing the number of support elements, thus allowing for unobstructed views and spacious seating arrangements. Additionally, steel round bars are commonly used in the fabrication of stadium fences, guardrails, and handrails. These components are crucial for ensuring the safety and security of spectators, preventing falls or accidents in elevated areas, and guiding the flow of people within the facility. The high tensile strength of steel provides the necessary resistance against impact, making it an ideal material for these applications. In summary, steel round bars play a crucial role in the construction of stadiums and sports facilities. Their strength, durability, and versatility make them a preferred choice for reinforcing concrete structures, constructing roofs and canopies, and fabricating safety components. By utilizing steel round bars, stadiums can be built to withstand heavy loads, provide unobstructed views, and ensure the safety of spectators, ultimately enhancing the overall experience for sports enthusiasts.

Q:What are the different types of surface treatments for steel round bars?: There are several types of surface treatments commonly used for steel round bars. These include hot-dip galvanizing, electroplating, painting, powder coating, and black oxide coating. Each treatment offers specific benefits and is chosen based on the desired level of corrosion resistance, aesthetics, and durability required for the application.

Q:What are the different types of steel round bar alloys for improved hardness and strength?: Some examples of steel round bar alloys that are known for improved hardness and strength include 4140, 4340, and 8620. These alloys are commonly used in industries such as automotive, aerospace, and construction due to their exceptional mechanical properties.

Q:Are steel round bars available in metric sizes?: Yes, steel round bars are available in metric sizes.

Q:What are the specifications and standards for steel round bars?: The specifications and standards for steel round bars vary depending on the intended use and industry requirements. However, there are some general specifications and standards that apply to most steel round bars. Firstly, the dimensions of steel round bars are typically specified in terms of diameter, length, and tolerance levels. The diameter can range from a few millimeters to several inches, and the length can vary as per the customer's needs. The tolerance levels indicate the allowable deviation from the specified dimensions and ensure the bars meet the desired accuracy and consistency. In terms of material composition, steel round bars are predominantly made from carbon steel, alloy steel, or stainless steel. The specific grade and composition of the steel will depend on the application, such as structural, construction, automotive, or aerospace. These grades are established by various organizations, such as the American Society for Testing and Materials (ASTM) or the International Organization for Standardization (ISO), and they define the chemical composition, mechanical properties, and other characteristics of the steel. Regarding mechanical properties, steel round bars must meet certain standards to ensure their strength, ductility, and resilience. These properties include tensile strength, yield strength, elongation, hardness, impact resistance, and more. The standards for these mechanical properties are specified by relevant organizations like ASTM or ISO, and they provide guidelines for manufacturers and users to ensure the bars are suitable for their intended applications. Surface finish is another important aspect of steel round bars. The standard surface finish options include black, peeled, ground, polished, or chrome-plated, among others. These finishes affect the appearance, corrosion resistance, and ability to withstand wear and tear. Furthermore, steel round bars may need to adhere to specific standards for heat treatment, such as annealing, quenching, or tempering, to enhance their mechanical properties or improve their machinability. Overall, the specifications and standards for steel round bars encompass dimensions, material composition, mechanical properties, surface finish, and heat treatment requirements. These standards ensure that steel round bars meet the necessary quality, performance, and safety criteria for their designated applications. It is crucial for manufacturers, suppliers, and end-users to be aware of these specifications and standards to ensure the appropriate selection and use of steel round bars.

Q:What is the minimum tensile strength of steel round bars?: The specific grade of steel being used can cause variations in the minimum tensile strength of steel round bars. Nevertheless, a majority of steel round bars typically possess a minimum tensile strength of approximately 400 megapascals (MPa) or 58,000 pounds per square inch (psi). It is worth mentioning that this represents the bare minimum, as various grades of steel can possess higher tensile strengths to meet specific applications or requirements.

Q:What are the different types of steel round bars used in the automotive chassis components?: There are several different types of steel round bars that are commonly used in automotive chassis components. These types of steel are chosen based on their specific properties and performance requirements for different components of the chassis. 1. Mild Steel Round Bars: Mild steel is the most commonly used type of steel round bar in automotive chassis components. It offers a good balance between strength, durability, and cost-effectiveness. Mild steel round bars are used in various chassis components such as brackets, supports, and reinforcements. 2. High-Strength Low-Alloy (HSLA) Steel Round Bars: HSLA steel round bars are made with a combination of low carbon content and small amounts of alloying elements such as manganese, phosphorus, and chromium. This type of steel provides higher strength and improved formability compared to mild steel. HSLA steel round bars are often used in critical chassis components like control arms, suspension components, and steering linkages. 3. Boron Steel Round Bars: Boron steel round bars are known for their exceptional strength and resistance to deformation. These bars are alloyed with boron, which imparts high hardenability and toughness to the steel. Boron steel round bars are primarily used in safety-critical chassis components like reinforced door beams and crash structures. 4. Stainless Steel Round Bars: Stainless steel round bars are corrosion-resistant and offer excellent strength and durability. While not as commonly used in automotive chassis components, stainless steel round bars may be utilized in certain specialized components that require resistance to rust and corrosion, such as exhaust system components or parts exposed to harsh environmental conditions. 5. Alloy Steel Round Bars: Alloy steel round bars are made by adding various alloying elements such as nickel, chromium, and molybdenum to enhance specific properties like strength, hardness, and wear resistance. These bars are often used in high-performance chassis components like drive shafts, axles, and gears. In summary, the different types of steel round bars used in automotive chassis components include mild steel, high-strength low-alloy steel, boron steel, stainless steel, and alloy steel. The selection of the appropriate type depends on the specific requirements of each component, including strength, durability, formability, and corrosion resistance.

Q:Are steel round bars suitable for the production of springs?: Indeed, springs can be produced using steel round bars. Steel, renowned for its exceptional strength and durability, finds widespread application in spring manufacturing. The circular configuration of these bars facilitates effortless shaping and molding, rendering them an ideal choice for spring production procedures. Steel round bars can be conveniently machined and heat-treated to impart the desired spring attributes, including elasticity and resilience. Furthermore, steel boasts a remarkable tensile strength, enabling it to endure substantial loads. Consequently, it proves well-suited for applications necessitating robust and dependable springs.

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