Carbon Steel S20C-B/S45C-B Steel Round Bar
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
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Item specifice
Type:
Carbon Steel
Shape:
Steel Round Bar
Carbon Steel S20C-B/S45C-B Steel Round Bar
Product Information:
S20C-B/S45C-B steel round bar
Dia 18-60mm
Grade 20,45#
Standard GB,JIS,ASTM,DIN,AISI,BS
LF & VD forge;ISO&TUV approved
S20C-B/S45C-B steel round bar
Round bar steel diameter 18-60mm,material 20#,45#,55#,40CrUP,40CrUC,40Mn2,20CrMnTi,42CrMo
Rolling tube blank diameter 50-130mm.material 20#,45#,10#,35#,37Mn5,Q345,20Mn2/30Mn2,45Mn2,27SiMn
Casting round tube blank diameter160-230mm,material 20#,45#,25Mn,Q345B,20Mn2/30Mn2,45Mn2,27SiMn,33Mn2V/36Mn2V,
Bearing steel diameter18-60mm,material GCr15,Flat spring steel material 60Si2Mn,55CrMnA,50CrVA
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
Product Show:
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· High technical production line with top quality products.
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- Q:What are the main characteristics of creep-resistant steel forgings?
- Creep-resistant steel forgings have several key characteristics. They possess excellent resistance to high temperatures and are capable of withstanding prolonged exposure to elevated temperatures without undergoing significant deformation. These forgings also exhibit superior strength, toughness, and resistance to corrosion and oxidation. Additionally, they have low thermal expansion and good dimensional stability, ensuring their structural integrity remains intact even under extreme conditions. Overall, creep-resistant steel forgings are specifically designed to maintain their mechanical properties and structural integrity under long-term, high-temperature applications.
- Q:What are the future trends and innovations expected in special steel production?
- The special steel production industry is anticipated to undergo significant changes in the future. Several trends and innovations will shape this industry, and the following key areas are expected to see advancements: 1. Advanced Manufacturing Techniques: Special steel manufacturers will likely adopt advanced manufacturing techniques, such as additive manufacturing (3D printing) and digitalization. These technologies will facilitate the production of complex geometries, minimize waste, and allow for customization of special steel products. 2. Sustainable Production: Due to growing environmental concerns, there will be a focus on sustainable production methods in the special steel industry. This will involve adopting energy-efficient processes, recycling and reusing materials, and reducing the carbon footprint of steel production. 3. High-Strength and Lightweight Alloys: The demand for lightweight materials in sectors like automotive and aerospace will drive special steel production towards developing high-strength and lightweight alloys. These alloys will enhance performance while reducing component weight, leading to improved fuel efficiency and sustainability. 4. Nanotechnology and Microstructural Engineering: Nanotechnology and microstructural engineering will enhance the properties of special steels. By manipulating materials at the nanoscale, manufacturers can improve strength, toughness, corrosion resistance, and other characteristics. 5. Enhanced Surface Treatments: Advancements in surface treatments, such as coatings, will improve the performance and longevity of special steel products. Innovative surface treatments will offer increased resistance to wear, corrosion, and heat, expanding the range of applications for special steels. 6. Digitalization and Data Analytics: Special steel production will undergo a revolution with the integration of digital technologies and data analytics. Smart factories with interconnected systems will enable real-time monitoring, predictive maintenance, and improved quality control, resulting in higher productivity and efficiency. 7. Automation and Robotics: Automation and robotics will continue to play a vital role in special steel production, optimizing productivity, reducing human errors, and improving worker safety. This will enhance overall operational efficiency. 8. Industry 4.0 Integration: The special steel industry will embrace Industry 4.0 principles, including the Internet of Things (IoT) and artificial intelligence (AI). These technologies will enable seamless connectivity, intelligent decision-making, and predictive analysis, leading to improved productivity, cost-effectiveness, and competitiveness. In conclusion, the future of special steel production will be shaped by advancements in manufacturing techniques, sustainable practices, material engineering, digitalization, and automation. These innovations will not only enhance the performance and quality of special steel products but also contribute to a more sustainable and efficient industry.
- Q:How does special steel contribute to the chemical processing aftermarket industry?
- The chemical processing aftermarket industry heavily relies on special steel, which offers a wide range of benefits to enhance the efficiency and performance of equipment. Firstly, special steel is well-known for its exceptional strength and durability, making it ideal for applications involving high pressure, extreme temperatures, and corrosive environments. This durability ensures that the equipment can withstand challenging conditions and operate reliably for extended periods, reducing the need for frequent maintenance and replacement. Furthermore, special steel possesses excellent resistance to corrosion, oxidation, and chemical reactions, which are common challenges in the chemical processing industry. This resistance allows the equipment to handle various chemicals without deteriorating or contaminating the process, ensuring the quality and safety of the end products. Additionally, special steel can withstand the formation of scale, deposits, and other contaminants that can hinder equipment efficiency, reducing the frequency of cleaning and maintenance. Moreover, special steel offers superior mechanical properties such as toughness, hardness, and impact resistance, which are essential for handling heavy loads and abrasive materials. This ensures that the equipment can withstand demanding operational conditions and maintain its performance over time, resulting in enhanced productivity and reduced downtime. Another significant contribution of special steel to the chemical processing aftermarket industry is its versatility. It can be customized and tailored to meet specific requirements, allowing for the manufacturing of complex parts and components essential for various chemical processes. Special steel can be fabricated into different shapes and sizes, enabling the creation of intricate designs and structures that optimize equipment efficiency and effectiveness. In conclusion, special steel is vital to the chemical processing aftermarket industry due to its exceptional strength, durability, resistance to corrosion and chemical reactions, as well as its versatility. By providing reliable and high-performance equipment, special steel significantly contributes to the overall efficiency, safety, and productivity of chemical processing operations.
- Q:What is the impact of grain size on the mechanical properties of special steel?
- The impact of grain size on the mechanical properties of special steel is significant. Grain size refers to the size and distribution of individual crystals within the steel structure. It is determined by factors such as the cooling rate during solidification and subsequent heat treatments. In general, a smaller grain size in special steel leads to improved mechanical properties. This is because smaller grains offer a greater number of grain boundaries, which act as barriers to dislocation movement and improve the strength of the steel. Smaller grains also provide a more uniform microstructure, enhancing the overall toughness and resistance to fracture. Additionally, a smaller grain size promotes higher hardness and increased wear resistance in special steel. This is due to the increased number of grain boundaries that hinder the movement of dislocations, preventing plastic deformation and leading to higher hardness values. On the other hand, larger grain sizes can negatively impact the mechanical properties of special steel. Larger grains have fewer grain boundaries, allowing dislocations to move more freely. This results in reduced strength, toughness, and hardness of the steel. Furthermore, larger grains can also lead to anisotropic behavior, where the mechanical properties differ in different crystallographic directions, making the steel more susceptible to failure under certain loading conditions. Therefore, controlling and optimizing the grain size in special steel is crucial to achieve desired mechanical properties. This can be achieved through precise heat treatments, such as annealing or quenching, which control the cooling rate and subsequent recrystallization processes. By controlling the grain size, special steel can be tailored to meet specific application requirements, ensuring optimal mechanical performance and reliability.
- Q:What are the different corrosion-resistant grades of special steel?
- Various industries commonly use several grades of special steel that are resistant to corrosion. These grades are specifically designed to maintain their structural integrity and resist corrosion in harsh environments. Some examples of these corrosion-resistant grades of special steel include: 1. Stainless Steel: Stainless steel is widely used and highly popular for its corrosion-resistant properties. It contains at least 10.5% chromium, which forms a protective oxide layer on the surface, preventing corrosion. There are different types of stainless steel, such as austenitic, ferritic, and martensitic, each offering different levels of corrosion resistance. 2. Duplex Stainless Steel: Duplex stainless steel combines the corrosion resistance of both austenitic and ferritic stainless steels. It offers superior corrosion resistance compared to conventional stainless steel grades. With a high chromium content and other alloying elements like molybdenum and nitrogen, it provides enhanced resistance to pitting, crevice corrosion, and stress corrosion cracking. 3. Super Duplex Stainless Steel: Super duplex stainless steel is an even higher grade of corrosion-resistant steel compared to duplex stainless steel. It contains higher amounts of chromium and molybdenum, making it highly resistant to corrosive environments, such as seawater, chemicals, and acids. It is commonly used in offshore oil and gas industries. 4. Nickel Alloys: Nickel alloys, including Inconel and Hastelloy, are special steel grades with high corrosion resistance. These alloys have a significant nickel content, along with elements like chromium and molybdenum, which provide resistance to various corrosive environments, including high temperatures and acidic conditions. 5. Titanium Alloys: Titanium alloys are well-known for their exceptional corrosion resistance, particularly in aggressive media like seawater and chemical processing environments. These alloys have low density, high strength, and superior resistance to pitting, crevice corrosion, and stress corrosion cracking. 6. Aluminum Alloys: Certain aluminum alloys, such as 5052 and 6061, are also corrosion-resistant special steel grades. They form a protective oxide layer on the surface, offering excellent resistance to atmospheric corrosion. Aluminum alloys are commonly used in marine and aerospace applications. These examples represent only a few of the corrosion-resistant grades of special steel available. The selection of the appropriate grade depends on factors such as the specific corrosive environment, temperature, required mechanical properties, and other considerations related to the intended application.
- Q:Can special steel be used for nuclear power plant components?
- Yes, special steel can be used for nuclear power plant components. Nuclear power plants require materials that can withstand high temperatures, pressure, and radiation exposure. Special steel, also known as stainless steel, possesses excellent corrosion resistance, high strength, and good mechanical properties, making it suitable for various components such as reactor vessels, steam generators, and piping systems in nuclear power plants. Additionally, special steel's ability to maintain its integrity under harsh conditions minimizes the risk of failure and ensures the safety and reliability of nuclear power plants.
- Q:What are the properties of boron steel?
- Boron steel, also known as boron-alloyed steel, possesses several key properties. It is renowned for its exceptional strength, hardness, and wear resistance. Boron steel exhibits excellent heat treatment response, allowing for improved mechanical properties such as increased hardness and tensile strength. Moreover, it offers good weldability and formability, making it suitable for various fabrication processes. Additionally, boron steel demonstrates high fatigue strength, enabling it to withstand repetitive loading without failure. Overall, these properties make boron steel a valuable material for applications requiring high strength and durability, such as automotive components and construction equipment.
- Q:How does special steel contribute to the performance of cutting tools?
- Special steel plays a crucial role in enhancing the performance of cutting tools by providing a range of beneficial properties. Firstly, special steel used in cutting tool manufacturing offers exceptional hardness, which allows the tool to withstand high levels of stress and wear. This hardness ensures that the cutting edge remains sharp for a longer period, resulting in improved cutting efficiency and precision. Moreover, special steel is known for its excellent toughness and resistance to chipping and breaking. This property is crucial in cutting tools as it allows them to withstand the high forces and vibrations generated during the cutting process. The toughness of special steel ensures that the tool can endure these extreme conditions without compromising its performance or structural integrity. Additionally, special steel offers excellent heat resistance and temperature stability. During cutting operations, the tool can generate significant amounts of heat due to friction. Special steel's ability to resist thermal deformation and maintain its hardness at high temperatures prevents the cutting edge from becoming dull or losing its effectiveness. Furthermore, special steel can be tailored to specific applications through alloying and heat treatment processes. This flexibility allows manufacturers to optimize the steel's properties based on the cutting tool's intended use, such as cutting different materials or operating in challenging environments. By customizing the special steel, cutting tools can be designed to deliver optimum performance, durability, and longevity. In conclusion, special steel contributes significantly to the performance of cutting tools by providing exceptional hardness, toughness, heat resistance, and customization options. These properties ensure that cutting tools remain sharp, durable, and efficient, enabling them to achieve precise cuts and withstand demanding cutting operations.
- Q:What are the common challenges in welding titanium alloys?
- Welding titanium alloys poses several common challenges, mainly due to the unique properties of titanium. First, titanium has a high melting point, around 1668°C (3034°F), which requires specialized equipment and techniques to achieve optimal welding conditions. This high melting point also increases the risk of overheating and subsequent distortion or warping of the welded parts. Another challenge is the high reactivity of titanium with oxygen, nitrogen, and hydrogen. During the welding process, these gases can easily contaminate the weld pool, leading to the formation of brittle and porous welds. Therefore, stringent measures such as using inert shielding gases like argon or helium, maintaining a high level of cleanliness, and employing proper welding techniques like gas tungsten arc welding (GTAW) are necessary to minimize contamination and achieve sound welds. Titanium also has a strong affinity for carbon, which can result in the formation of brittle intermetallic compounds during welding. To prevent this, it is crucial to use low-carbon filler metals and ensure proper heat input to avoid carbon diffusion into the weld zone. Furthermore, titanium alloys have a low thermal conductivity, which means that heat generated during welding tends to concentrate in a small area, leading to localized overheating and potential damage. Therefore, controlling heat input and employing appropriate welding techniques to distribute heat evenly are crucial to avoid overheating and maintain the integrity of the welded joint. Lastly, titanium alloys exhibit a high thermal expansion coefficient, causing significant thermal expansion and contraction during the welding process. This can result in distortion and residual stresses in the welded parts. To mitigate these issues, preheating and post-weld heat treatment may be necessary to minimize distortion and relieve residual stresses. In summary, the common challenges in welding titanium alloys include high melting point, reactivity with gases, potential contamination, formation of intermetallic compounds, low thermal conductivity, and significant thermal expansion. By understanding these challenges and implementing appropriate welding techniques, it is possible to overcome these difficulties and achieve high-quality welds in titanium alloys.
- Q:Can special steel be used in the wood manufacturing industry?
- Yes, special steel can be used in the wood manufacturing industry. Special steel, such as high-speed steel or tool steel, is often used in the production of cutting tools like saw blades or drill bits, which are essential in wood processing. These types of steel offer superior hardness, durability, and resistance to wear, allowing for efficient and precise cutting of wood. Additionally, special steel can also be used in the production of machinery or equipment used in wood manufacturing processes, providing strength and reliability.
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Carbon Steel S20C-B/S45C-B Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 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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