Carbon Steel S20C-B/S45C-B Steel Round Bar
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- 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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· Industry experience over 20 years.
· Shipment of goods -More than 70 countries worldwide.
· The most convenient transport and prompt delivery.
· Competitive price with best service.
· High technical production line with top quality products.
· High reputation based on best quality products.
With our experienced, enthusiastic and dynamic staffs, we assure to bring you the products with best quality, reasonable prices and good after-sales services under the motto: Friends First, Business After.
Communication, Experience, Expertise and Best efforts are our Promises to you.
- Q:How does special steel perform in high-speed machining operations?
- Special steel is specifically designed to withstand high-speed machining operations with exceptional performance. Its unique composition and properties, including high hardness, heat resistance, and wear resistance, allow it to maintain its strength and durability even under extreme cutting speeds and temperatures. This enables special steel to deliver superior machining efficiency, precision, and surface finish, making it an ideal choice for high-speed machining operations.
- Q:Is special steel resistant to chemical corrosion?
- Yes, special steel is generally resistant to chemical corrosion. Special steel, also known as stainless steel, is a type of alloy that contains a minimum of 10.5% chromium. The addition of chromium in the steel composition forms a passive oxide layer on the surface, which acts as a protective barrier against corrosion. This oxide layer is highly stable and prevents the steel from reacting with various chemicals and corrosive substances. Additionally, special steel may also contain other alloying elements such as nickel, molybdenum, and titanium, which further enhance its resistance to chemical corrosion. These elements increase the steel's ability to withstand exposure to acids, alkalis, salts, and other corrosive agents commonly found in industrial and environmental settings. However, it is important to note that the resistance of special steel to chemical corrosion may vary depending on the specific grade and composition. Different grades of stainless steel offer different levels of corrosion resistance, and it is crucial to select the appropriate grade based on the intended application and the specific corrosive environment. In summary, while special steel is generally resistant to chemical corrosion, the specific resistance can vary depending on the grade and composition. Therefore, it is essential to consider the specific requirements and consult with experts to choose the most suitable special steel for a particular application.
- Q:What are the different surface protection methods used for special steel?
- The different surface protection methods used for special steel include galvanizing, painting, powder coating, and electroplating. These methods are employed to prevent corrosion, enhance durability, and improve appearance. Galvanizing involves applying a layer of zinc to the steel surface, creating a protective barrier. Painting involves applying a coat of paint, acting as a protective layer against environmental factors. Powder coating is a process where a dry powder is applied to the steel surface and then heated to form a durable and protective layer. Electroplating involves depositing a thin layer of metal onto the steel surface through an electrolytic process, providing corrosion resistance and aesthetic appeal.
- Q:How does special steel perform in high-frequency applications?
- Special steel, also known as high-speed steel (HSS), performs exceptionally well in high-frequency applications. This type of steel is specifically designed to withstand the extreme heat and stress generated in high-speed machining operations. The unique composition of special steel, which typically includes elements such as tungsten, molybdenum, cobalt, and vanadium, provides it with remarkable hardness, toughness, and wear resistance. These properties make it highly suitable for use in high-frequency applications where the material is subjected to rapid cutting speeds and frequent abrasion. Due to its excellent hardness, special steel can maintain its cutting edge even at elevated temperatures, ensuring superior performance in high-frequency applications. It exhibits minimal deformation or loss of cutting efficiency, which results in improved productivity and extended tool life. Moreover, its exceptional wear resistance allows it to withstand the constant friction and heat generated during high-speed machining operations, preventing premature tool failure. Furthermore, special steel possesses excellent thermal conductivity, which helps dissipate the heat generated during high-frequency applications. This feature is crucial for maintaining dimensional stability and preventing the material from warping or distorting under extreme temperatures. As a result, special steel tools can maintain their precision and accuracy even during prolonged high-frequency operations. In summary, special steel is highly effective in high-frequency applications due to its exceptional hardness, toughness, wear resistance, and thermal conductivity. Its ability to withstand extreme heat and stress, while maintaining cutting performance and dimensional stability, makes it the preferred choice for industries such as aerospace, automotive, and manufacturing where high-speed machining is essential.
- Q:What are the properties of aluminum alloys?
- Aluminum alloys possess several properties that make them highly desirable in various industries. These properties include lightweight, excellent corrosion resistance, high strength-to-weight ratio, good formability, and electrical conductivity. Additionally, aluminum alloys can be easily cast, machined, and welded, making them highly versatile in different applications.
- Q:What are the factors affecting the machinability of special steel?
- There are several factors that can affect the machinability of special steel. 1. Alloying elements: The composition of special steel plays a significant role in its machinability. Some alloying elements, such as sulfur and lead, can improve machinability by creating free-cutting properties. On the other hand, elements like chromium and nickel can make the steel harder to machine. 2. Hardness: The hardness of special steel can impact its machinability. As the hardness increases, the steel becomes more difficult to machine. Harder steel requires higher cutting forces, which can result in increased tool wear and slower machining speeds. 3. Microstructure: The microstructure of special steel, including grain size and distribution, can affect its machinability. Fine-grained steels generally have better machinability compared to coarse-grained ones. Additionally, the presence of certain phases, such as carbides, can make machining more challenging. 4. Heat treatment: The heat treatment process used on special steel can influence its machinability. Some heat treatments, like annealing or stress relieving, can improve machinability by reducing hardness and internal stresses. Conversely, hardening treatments can increase hardness and make the steel more difficult to machine. 5. Cutting conditions: The choice of cutting parameters, such as cutting speed, feed rate, and depth of cut, can impact machinability. Optimal cutting conditions need to be selected to balance productivity and tool life. Inadequate cutting conditions can lead to excessive tool wear, poor surface finish, and reduced machining efficiency. 6. Tool material and geometry: The selection of cutting tools is crucial to the machinability of special steel. The tool material must have appropriate hardness, toughness, and wear resistance to withstand the cutting forces generated during machining. The tool geometry, including rake angle and relief angle, also affects chip formation and heat dissipation, which can influence machinability. 7. Lubrication and cooling: The use of proper lubrication and cooling methods is essential for good machinability. Lubricants help reduce friction and heat generation during machining, while cooling methods, such as flood cooling or misting, can dissipate heat and prolong tool life. Insufficient lubrication or cooling can result in increased tool wear, surface finish issues, and reduced machinability. Overall, the machinability of special steel is influenced by a combination of factors related to its composition, microstructure, heat treatment, cutting conditions, tooling, and cooling methods. Understanding and optimizing these factors can lead to improved machinability and productivity in machining special steels.
- Q:How does the composition of special steel affect its properties?
- The composition of special steel greatly affects its properties. By adjusting the amounts of elements like carbon, manganese, chromium, and nickel, the steel's hardness, strength, corrosion resistance, and heat resistance can be modified. Additionally, the presence of specific elements can also enhance other properties such as toughness, wear resistance, and machinability. Therefore, careful control of the composition allows manufacturers to tailor the steel's properties to meet specific requirements for different applications.
- Q:What are the different mining grades of special steel?
- The different mining grades of special steel can vary depending on the specific composition and properties required for different applications. Some common mining grades include stainless steel, tool steel, high-speed steel, and alloy steel. Each grade has unique characteristics that make it suitable for specific mining operations, such as resistance to corrosion, high strength, hardness, and wear resistance.
- Q:How is special steel used in the oil and gas industry?
- Special steel is used extensively in the oil and gas industry due to its unique properties and high strength. It is specifically designed to withstand harsh environments, corrosion, and extreme temperatures. Special steel is used in various applications such as drilling equipment, pipelines, storage tanks, and valves, ensuring reliability and safety in the extraction, transportation, and processing of oil and gas.
- Q:Can special steel be used for automotive engine components?
- Yes, special steel can be used for automotive engine components. Special steels, such as high-strength alloys or heat-resistant grades, are often utilized in critical engine parts like crankshafts, camshafts, connecting rods, valves, and pistons. These specialized steels offer enhanced strength, durability, and resistance to wear and high temperatures, ensuring reliable performance and longevity in demanding automotive engine applications.
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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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