C20 AISI1020 S20C S22C 1023 C22 CK22 1.0402 1.1151 Carbon Steel Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,CE
Thickness:
as required
Length:
as required
Net Weight:
as required
C20 AISI1020 S20C S22C 1023 C22 CK22 1.0402 1.1151 Carbon Steel Bar
Hardness:156HB
Tensile strength:410MPA
Yield strength: 245MPA
elogation:25% Reduction of area:55%
AKV(impact value):54J
Material: | Carbon Steel Round Bar SAE 1020 |
Diameter: | 16mm-300mm |
Length: | 3000mm-12000mm Straightness: 3mm/M max |
Process: | EAF + LF + VD + Forged + Heat Treatment (optional) |
Delivery condition: | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) |
Delivery Time: | 30days after confirmation |
MOQ: | 20 tons |
Heat treatment: | Normalized / Annealed / Quenched / tempered |
Technical Data: | According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing |
Marking: | Grade, heat NO. length will be stamped one each bar with required color |
Payment: | 30% advance by T\T; Balance pay before the shipment against shipping documents or irrevocable LC at sight |
Application: | Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears. |
Test | The mill test certificate shall show the chemical composition, and itis guaranteed that the chemical composition shall be within the limitstipulated in the contract. |
- Q: What is the difference between a smooth and a ribbed steel round bar?
- The surface texture and intended use differentiate a smooth steel round bar from a ribbed steel round bar. A smooth steel round bar possesses a surface that is uniform and even, devoid of any ridges or indentations. Its application is mainly in projects that desire a sleek and polished appearance, like decorative or architectural endeavors. Additionally, smooth bars find common usage in machining processes where precision and accuracy necessitate a smooth surface. Conversely, a ribbed steel round bar comprises raised ridges or ribs along its length. These ridges contribute to better grip and traction, making ribbed bars optimal for tasks demanding substantial strength and stability. In the construction industry, ribbed bars are frequently employed to reinforce concrete structures such as buildings, bridges, and highways. The ridges on the bar heighten the bond between the concrete and the steel, thereby enhancing the overall structural integrity. To sum up, the key contrast between a smooth and ribbed steel round bar lies in their surface texture and intended use. Smooth bars are valued for their polished appearance and precision machining, whereas ribbed bars are designed to deliver enhanced grip and reinforcement in concrete structures.
- Q: What are the different types of steel round bar alloys used in the automotive industry?
- In the automotive industry, there are several types of steel round bar alloys used due to their various properties and applications. 1. Carbon Steel: Carbon steel round bars are widely used as they offer good strength and toughness. They are used in various automotive components such as axles, crankshafts, and gears. 2. Alloy Steel: Alloy steel round bars contain additional alloying elements such as chromium, nickel, or molybdenum. These alloys enhance the mechanical properties of the steel, making it stronger and more durable. Alloy steel round bars are commonly used in automotive applications like suspension components, drive shafts, and steering components. 3. Stainless Steel: Stainless steel round bars are highly resistant to corrosion, making them suitable for automotive applications that require durability in harsh environments. They are commonly used in exhaust systems, fuel tanks, and body parts. 4. Tool Steel: Tool steel round bars have high hardness, wear resistance, and toughness. They are mainly used in the production of automotive tools and dies, such as punches, dies, and cutting tools. 5. Bearing Steel: Bearing steel round bars are specifically designed to provide excellent wear resistance and high load-carrying capacity in automotive bearings. These bars have a high level of hardness and are heat-treated to ensure optimal performance. 6. Spring Steel: Spring steel round bars are used in automotive suspension systems and other applications that require excellent elasticity and fatigue resistance. These bars can withstand repeated stress and maintain their shape, making them ideal for automotive springs and stabilizer bars. It's important to note that the specific choice of steel alloy depends on the desired properties, performance requirements, and cost considerations for each automotive component.
- Q: What is the difference between seamless and welded steel round bars?
- The manufacturing process and resulting characteristics distinguish seamless and welded steel round bars. Seamless bars undergo a process where a solid billet of steel is pierced to form a hollow tube. This tube is then elongated and further processed to achieve the desired dimensions and surface finish. The seamless manufacturing process guarantees a bar without any welds or joints along its length. Consequently, seamless steel round bars possess a uniform composition and structure throughout, ensuring exceptional strength and reliability. They are particularly favored for applications involving high pressure or high temperatures, as they display superior resistance to internal and external pressure. In contrast, welded steel round bars are produced by combining two or more steel pieces through welding techniques. This involves heating the ends of the steel pieces and fusing them together using various welding methods, such as arc welding, resistance welding, or fusion welding. The welding process introduces a weld seam along the length of the bar, which has the potential to impact its structural integrity and mechanical properties. Welded steel round bars may exhibit slightly lower strength and toughness compared to seamless bars due to the presence of the weld seam, which can create stress concentrations. Nonetheless, they are generally more cost-effective and readily available in a wide range of sizes and grades. To summarize, the primary distinction between seamless and welded steel round bars lies in their manufacturing process and resulting characteristics. Seamless bars are created through the piercing of a solid billet, ensuring a uniform composition and strength throughout, which makes them suitable for high-pressure and high-temperature applications. On the other hand, welded bars are formed by joining multiple steel pieces through welding, introducing a weld seam that may slightly affect their strength and toughness. Welded bars are often more cost-effective and available in various sizes and grades.
- Q: What are the specifications and standards for steel round bars?
- The specifications and standards for steel round bars vary depending on their intended use and industry requirements. However, there are general specifications and standards that apply to most steel round bars. To start, 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, while the length can vary according to customer needs. Tolerance levels indicate the allowable deviation from the specified dimensions, ensuring the bars meet 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 depend on the application, such as structural, construction, automotive, or aerospace. These grades are established by organizations like ASTM or ISO, which define the chemical composition, mechanical properties, and other characteristics of the steel. Steel round bars must meet certain standards for mechanical properties to ensure their strength, ductility, and resilience. These properties include tensile strength, yield strength, elongation, hardness, impact resistance, and more. Relevant organizations like ASTM or ISO specify the standards for these properties, providing 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. Standard surface finish options include black, peeled, ground, polished, or chrome-plated, among others. These finishes impact appearance, corrosion resistance, and ability to withstand wear and tear. Additionally, 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 machinability. Overall, the specifications and standards for steel round bars cover dimensions, material composition, mechanical properties, surface finish, and heat treatment requirements. These standards ensure that steel round bars meet necessary quality, performance, and safety criteria for their designated applications. Manufacturers, suppliers, and end-users must be aware of these specifications and standards to select and use steel round bars appropriately.
- Q: What are the different types of steel round bar surface finishes?
- There are several different types of surface finishes that can be applied to steel round bars. Some of the most common finishes include: 1. Bright: This finish involves polishing the steel round bar to a high gloss, resulting in a shiny and reflective surface. It is often used for decorative purposes or in applications where aesthetics are important. 2. Grinded: Grinded finishes involve using a grinding wheel or abrasive belt to remove the outer layer of the steel round bar, resulting in a smooth and even surface. This finish is often used to remove imperfections or to create a uniform surface for further processing. 3. Brushed: Brushed finishes involve using a wire brush or abrasive pad to create a pattern of fine lines on the surface of the steel round bar. This finish is often chosen for its unique aesthetic appeal and is commonly used in architectural applications. 4. Powder-coated: Powder coating involves applying a dry powder to the surface of the steel round bar and then curing it using heat. This finish provides a durable and corrosion-resistant coating that can be applied in various colors and textures. 5. Galvanized: Galvanizing is the process of applying a protective zinc coating to the steel round bar to prevent corrosion. This finish is commonly used in outdoor or marine applications where the steel is exposed to moisture or harsh environmental conditions. 6. Oiled: Oiled finishes involve applying a thin layer of oil to the surface of the steel round bar. This finish provides temporary protection against corrosion and is often used for short-term storage or transportation purposes. 7. Shot-blasted: Shot blasting involves propelling small metallic or non-metallic particles at high speeds onto the surface of the steel round bar. This process creates a textured finish that helps to improve adhesion of subsequent coatings or paints. Each type of surface finish has its own unique benefits and is chosen based on the specific requirements of the application.
- Q: Can steel round bars be used in the manufacturing of home decor?
- Yes, steel round bars can definitely be used in the manufacturing of home decor. Steel round bars are versatile and durable materials that can be shaped, welded, and manipulated into various forms and designs. They can be used to create decorative elements such as candle holders, wall art, sculptures, furniture accents, and more. Steel round bars can be polished, painted, or left in their natural state to suit different interior design styles. Additionally, steel is a strong and long-lasting material, making it ideal for home decor items that need to withstand regular use and maintain their appearance over time.
- Q: Can steel round bars be welded to other materials?
- Yes, steel round bars can be welded to other materials. The process typically involves using compatible welding techniques and materials, such as specific filler metals, to achieve a strong and durable bond between the steel round bar and the other material.
- Q: Can steel round bars be used in the construction industry?
- Steel round bars have become a common choice in the construction industry due to their versatility and wide usage in various structural applications. These bars possess high strength and durability, making them suitable for providing structural stability and supporting heavy loads in buildings, bridges, and other construction projects. In concrete structures, such as columns, beams, and slabs, steel round bars can be utilized as reinforcement to enhance their strength and resistance against bending or cracking. Moreover, the construction industry often relies on steel round bars for the fabrication of steel frameworks, scaffolding, and other support systems. The availability of these bars in different sizes and grades allows for flexibility in meeting specific construction requirements. In summary, steel round bars are an essential component in the construction industry, thanks to their strength, versatility, and ability to withstand demanding conditions.
- Q: What are the different types of steel round bar finishes?
- There are several different types of steel round bar finishes available, each with its own unique properties and benefits. Some common types of steel round bar finishes include: 1. Hot Rolled: This finish is achieved by heating the steel to a high temperature and then rolling it while it is still hot. Hot rolled steel round bars have a rough surface and a blue-grey color. This finish is commonly used for structural applications where aesthetics are not a priority. 2. Cold Rolled: In contrast to hot rolled steel, cold rolled steel round bars are processed at room temperature. This results in a smoother surface and tighter dimensional tolerances. Cold rolled steel round bars are often used in applications that require a more polished look or where precise measurements are essential. 3. Turned and Polished: This finish involves removing the outer layer of the steel round bar through a process called turning. After turning, the bar is polished to achieve a smooth and shiny surface. Turned and polished steel round bars are commonly used in decorative applications or where a high-quality appearance is desired. 4. Ground: Ground steel round bars undergo a grinding process to remove imperfections and achieve a smooth, uniform surface. This finish is often used when tight tolerances and precise measurements are required, such as in machine parts or tools. 5. Chrome Plated: Chrome plating involves applying a layer of chromium onto the surface of the steel round bar. This finish provides enhanced corrosion resistance and a lustrous appearance. Chrome plated steel round bars are frequently used in applications where the material will be exposed to moisture or harsh environments. 6. Galvanized: Galvanizing is the process of coating steel with a layer of zinc to protect it from corrosion. Galvanized steel round bars have a characteristic silver appearance and are commonly used in outdoor applications or environments where rust is a concern. These are just a few examples of the different types of steel round bar finishes available. The choice of finish will depend on the specific requirements of the application, such as aesthetics, corrosion resistance, or dimensional tolerances.
- Q: What are the different surface treatments available for alloy steel round bars?
- Some of the different surface treatments available for alloy steel round bars include black oxide coating, galvanization, chrome plating, nitriding, and powder coating. Each treatment offers unique benefits such as enhanced corrosion resistance, improved wear resistance, increased hardness, and aesthetic appeal. The choice of surface treatment depends on the specific requirements and desired performance characteristics of the alloy steel round bars.
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C20 AISI1020 S20C S22C 1023 C22 CK22 1.0402 1.1151 Carbon Steel Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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