SAE 1020 Carbon Steel Round Bar of CNBM
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
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Item specifice
Type:
Carbon Steel
Shape:
Steel Round Bar
SAE 1020 Carbon Steel Round Bar of CNBM
Product Description
1. Steel grade: SAE1020, 20#, C22, S20C
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification:
Material | SAE 1020 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition
C | Si | Mn | Cr | Ni | Cu |
0.17~0.23 | 0.17~0.37 | 0.35~0.65 | ≤0.25 | ≤0.30 | ≤0.25 |
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Product Show
- Q:How does sulfur affect the machinability of special steel?
- Sulfur can have both positive and negative effects on the machinability of special steel. On one hand, sulfur acts as a free-machining element when added in small amounts. It forms sulfide inclusions that help improve the chip-breaking ability during machining, resulting in better surface finish, reduced tool wear, and improved cutting speeds. This is particularly beneficial for high-speed machining operations. On the other hand, excessive sulfur content can have detrimental effects on machinability. High levels of sulfur can lead to the formation of brittle sulfide inclusions, causing poor machinability and reduced mechanical properties. It can result in increased tool wear, poor surface finish, and lower cutting speeds. Additionally, sulfur can promote the formation of built-up edge, which further hampers the machinability of special steel. Therefore, it is crucial to maintain an optimal sulfur content in special steel to strike a balance between improved machinability and maintaining the desired mechanical properties. Proper control of sulfur levels in the steel composition, along with appropriate machining techniques and tool selection, is necessary to achieve efficient and high-quality machining of special steel.
- Q:What are the main applications of special steel in the mining equipment?
- Special steel is extensively used in mining equipment due to its exceptional strength, durability, and resistance to wear and corrosion. It finds various applications in mining equipment such as drill bits, cutting tools, crushers, conveyor belts, and pipes. The high strength of special steel enables these components to withstand the harsh conditions prevalent in the mining industry, ensuring reliable and efficient operation. Additionally, its resistance to wear and corrosion significantly extends the lifespan of mining equipment, reducing maintenance costs and downtime.
- Q:Can special steel be used in the food packaging industry?
- Yes, special steel can be used in the food packaging industry. Special steel alloys, such as stainless steel, are commonly used in food packaging due to their corrosion resistance, durability, and ability to maintain product integrity. These properties make special steel suitable for applications where hygiene, safety, and longevity are essential, making it an ideal choice for various food packaging materials and equipment.
- Q:How does special steel perform in chemical resistance applications?
- Special steel performs exceptionally well in chemical resistance applications. It is specifically designed to withstand corrosion, oxidation, and other chemical reactions, making it highly resistant to various corrosive substances. Its unique composition and properties, such as high chromium and nickel content, provide excellent resistance to acids, alkalis, and other aggressive chemicals. This makes special steel an ideal choice for applications in industries such as chemical processing, oil and gas, pharmaceuticals, and food processing, where resistance to corrosion is crucial for long-term durability and safety.
- Q:What are the applications of high-speed steel?
- High-speed steel has various applications due to its exceptional properties. It is commonly used in the manufacturing of cutting tools such as drills, saw blades, milling cutters, and taps. Its high hardness and heat resistance make it suitable for machining operations on materials like steel, cast iron, and non-ferrous alloys. Additionally, high-speed steel is also used in the production of power tool bits, punches, and dies, where its wear resistance and toughness are advantageous.
- Q:What are the main advantages of using special steel in the power generation industry?
- Special steel offers several key advantages in the power generation industry. Firstly, its exceptional strength and durability make it highly resistant to the harsh operating conditions of power plants, ensuring long-lasting performance and reducing maintenance costs. Additionally, special steel's excellent heat resistance properties allow it to withstand high temperatures and pressure, crucial for power generation processes. Moreover, its corrosion resistance minimizes the risk of degradation and potential failure, enhancing overall safety and reliability. Lastly, special steel's unique composition enables it to maintain its mechanical properties at extreme temperatures, enabling efficient energy conversion and improving power plant efficiency.
- Q:How does special steel contribute to reducing weight in applications?
- There are several ways in which special steel can help to reduce weight in applications. Firstly, special steel alloys can be designed to have high strength-to-weight ratios. This means that they can provide the same level of strength and performance as other materials, such as traditional steel or aluminum, but with less weight. By substituting special steel for heavier materials, manufacturers can decrease the overall weight of the application without compromising its structural integrity. Furthermore, special steel can be manufactured with enhanced fatigue resistance and durability properties. This allows for the use of thinner and lighter sections without sacrificing strength. This is particularly crucial in industries where weight reduction is crucial, such as automotive and aerospace, as it enables the production of lighter vehicles or aircraft. As a result, fuel efficiency is improved and emissions are reduced. Moreover, special steel can also contribute to weight reduction through its versatility in manufacturing processes. It can be easily formed, shaped, and welded, allowing for the creation of complex and lightweight structures. This flexibility in fabrication methods empowers engineers to optimize the design and maximize weight savings by utilizing special steel in innovative ways. In conclusion, special steel aids in reducing weight in applications by offering high strength-to-weight ratios, improved fatigue resistance, and durability. Additionally, it provides versatility in manufacturing processes. These attributes make special steel an ideal choice for industries seeking weight reduction, ultimately resulting in enhanced performance, efficiency, and sustainability.
- Q:What are the properties of boron steel?
- Boron steel, also known as boron-alloyed steel, possesses several unique properties. It is exceptionally strong and has a high tensile strength, making it ideal for applications that require high-strength materials. Boron steel also exhibits good hardenability, meaning it can be hardened by heat treatment processes such as quenching and tempering. Additionally, it has excellent wear resistance and is often used in the manufacturing of cutting tools and wear-resistant components. Moreover, boron steel offers good weldability and formability, allowing it to be easily shaped and joined. Overall, the properties of boron steel make it a valuable material in various industries, including automotive, construction, and tool manufacturing.
- Q:What are the different methods for joining special steel?
- There are several methods available for joining special steel, which is typically used in applications that require high strength, corrosion resistance, or specific mechanical properties. Some of the most common methods for joining special steel include: 1. Welding: This is the most common method used to join special steel. Different types of welding techniques can be employed, such as arc welding (including shielded metal arc welding, gas metal arc welding, and flux-cored arc welding), resistance welding (spot welding, seam welding), and laser welding. Welding requires the use of filler material to bond the steel pieces together, and it can produce strong and durable joints. 2. Brazing: Brazing involves joining special steel using a filler material (typically a brass or bronze alloy) with a lower melting point than the base steel. The filler material is heated until it melts and flows into the joint, creating a strong bond. Brazing is often used for joining dissimilar metals or when the base steel has a high melting point. 3. Soldering: Similar to brazing, soldering also involves using a filler material with a lower melting point to join special steel. However, soldering typically uses a non-ferrous filler material, such as tin-lead or tin-silver alloys. Soldering is commonly used for joining electronic components or delicate parts that cannot withstand high temperatures. 4. Mechanical Fastening: Special steel can also be joined using mechanical fasteners, such as bolts, screws, rivets, or clips. This method is often used when the joint needs to be easily disassembled, or when welding or brazing is not feasible or desirable. 5. Adhesive Bonding: Adhesive bonding involves using a specialized adhesive or glue to join special steel. This method is suitable for joining thin or delicate steel components or when the joint requires high resistance to vibration or shock. Adhesive bonding can provide a strong and durable bond, but it may not be suitable for high-temperature or high-stress applications. It is important to consider the specific requirements of the application, such as strength, corrosion resistance, temperature resistance, and the desired permanence of the joint, when selecting the appropriate method for joining special steel. Each method has its own advantages and limitations, and choosing the right method will ensure a strong and reliable joint.
- Q:How does the demand for special steel vary across different regions?
- The demand for special steel varies across different regions due to several factors such as industrial development, infrastructure projects, and manufacturing activities. Regions with robust manufacturing sectors and infrastructure development tend to have higher demand for special steel as it is used in various applications like automotive, construction, and machinery. Additionally, regions with a higher focus on technological advancements and innovation may also have a greater demand for special steel due to its unique properties and capabilities. However, regions with limited industrial activities or dependence on specific sectors may exhibit lower demand for special steel. Overall, the demand for special steel is influenced by the specific economic and industrial characteristics of each region.
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SAE 1020 Carbon Steel Round Bar of CNBM
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 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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