Round Bars Carbon Steel 1020 1045 1040
- Ref Price:
-
- 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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Specification
Type:
Carbon Steel
Shape:
Steel Round Bar
Round Bars Carbon Steel 1020 1045 1040
Product Information:
Material：High Quality Carbon Structural Steel 1020
Size：Diameter:10-700mm
Length:6000mm-12000mm
Origin place ：Made In China
Delivery Condition：Hot rolled, cold drawn, forged
Surface require：Black, grinding, bright, polish
Heat treatment：Quenched, Tempered, annealed
Packing：Seaworthy packing ,wooden case ,carton,woven bag or at client's requires
Delivery time：According to order’s quantity.
Trade Term：EXW,FOB,CIF
Payments：T/T or L/C at sight
Port：China main Port, such as shanghai, Dalian, Shenzhen port.
MOQ：30 Metric Ton
| Material | AISI 1020, S20C, C22,1.0402 | Round bar | Dia(mm) | Max 700 |
| Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12000 | |
| Heat treatment | Normalized / Annealed / Quenched / tempered | Plate bar | Thickness(mm) | Max 200 |
| Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | Max 3000 | |
| Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12000 |
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) |
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Our Advantages:
· 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:What are the different methods of testing the mechanical properties of special steel?
- There are several methods used to test the mechanical properties of special steel. These methods aim to determine the strength, hardness, ductility, and other characteristics of the steel. Some common methods include: 1. Tensile Testing: This is the most common method used to determine the tensile strength of steel. A sample is subjected to a gradually increasing tensile force until it breaks. The force and elongation measurements are used to calculate properties such as ultimate tensile strength, yield strength, and elongation. 2. Hardness Testing: This method measures the resistance of steel to indentation or scratching. Common hardness tests include Rockwell, Brinell, and Vickers hardness tests. These tests provide information about the steel's ability to withstand deformation, wear, or penetration. 3. Impact Testing: This method evaluates the steel's ability to absorb energy during sudden impact or shock loading. The Charpy and Izod tests are commonly used to measure the impact toughness of steel. These tests involve striking a notched sample with a pendulum and measuring the energy absorbed during fracture. 4. Bend Testing: This method is used to assess the ductility and flexibility of steel. A sample is bent to a specific angle or radius until it fractures. The bend test helps determine the steel's ability to endure bending or forming processes without failure. 5. Fatigue Testing: This method evaluates the steel's resistance to repeated cyclic loading. Fatigue tests involve subjecting a sample to varying levels of stress for a specified number of cycles until failure. This helps determine the steel's endurance limit and fatigue strength. 6. Microhardness Testing: This technique measures the hardness of small localized areas on the steel's surface. It is useful for evaluating surface treatments, case hardening, and assessing the effects of heat treatment. 7. Non-Destructive Testing (NDT): These methods allow testing without damaging the steel. Common NDT techniques include ultrasonic testing, magnetic particle testing, eddy current testing, and radiographic testing. NDT methods are used to detect internal defects, cracks, or discontinuities that may affect the steel's mechanical properties. These various testing methods provide valuable information about the mechanical properties of special steel, assisting in quality control, material selection, and ensuring the steel meets the required standards and specifications.
- Q:How does special steel perform in high-pressure and high-temperature environments?
- Special steel is specifically designed to perform exceptionally well in high-pressure and high-temperature environments. It possesses unique properties that enable it to withstand extreme conditions without undergoing deformation, corrosion, or failure. One of the primary characteristics of special steel is its high strength. It is engineered to have superior mechanical properties, such as excellent tensile strength, which allows it to resist the immense pressure exerted on it in high-pressure environments. This strength ensures that the steel can maintain its structural integrity and not buckle or collapse under the immense force. Furthermore, special steel is highly resistant to corrosion and oxidation, even at high temperatures. This resistance is crucial in high-temperature environments where the presence of hot gases, steam, or caustic chemicals can cause regular steel to degrade rapidly. Special steel's resistance to corrosion and oxidation ensures its longevity and reliability, making it an ideal choice for applications in such challenging conditions. Additionally, special steel exhibits excellent heat resistance. It can withstand extreme temperatures without losing its mechanical properties, such as strength and hardness. This characteristic is crucial in high-temperature environments where regular steel would weaken, soften, or even melt. Special steel's ability to maintain its structural stability even in extreme heat ensures the safety and reliability of equipment and structures operating in such conditions. Moreover, special steel is known for its excellent thermal conductivity. This property allows it to efficiently transfer heat away from the high-temperature environment, preventing localized hotspots and thermal stress. By effectively dissipating heat, special steel ensures the overall stability and performance of equipment and structures under high-pressure and high-temperature conditions. In summary, special steel performs exceptionally well in high-pressure and high-temperature environments due to its high strength, resistance to corrosion and oxidation, heat resistance, and excellent thermal conductivity. These properties make special steel a reliable and durable material for various applications, including power generation, oil and gas exploration, aerospace engineering, and many more.
- Q:What are the requirements for special steel used in aircraft manufacturing?
- The critical nature of aircraft components and the demanding operating conditions they face necessitate stringent requirements for the special steel used in their manufacturing. Here are several key requirements that must be met: 1. Exceptional strength: To withstand the extreme forces and loads experienced during flight, special steel used in aircraft manufacturing must possess exceptionally high strength. This is crucial for maintaining the structural integrity and safety of the aircraft. 2. Lightweight: While strength is important, the special steel used in aircraft must also be lightweight. This is to minimize the overall weight of the aircraft, which in turn enhances fuel efficiency and allows for increased payload capacity. 3. Excellent corrosion resistance: Aircraft are often exposed to harsh environments, including high humidity, saltwater, and various chemicals. Therefore, the special steel used in their manufacturing must exhibit excellent resistance to corrosion. This helps to maintain the structural integrity of the aircraft and prolong its lifespan. 4. High fatigue resistance: Special steel must possess high fatigue resistance to withstand the repetitive loading and unloading cycles that occur during flight. This ensures that the components do not fail prematurely due to cyclic stress. 5. Heat resistance: The special steel should be able to withstand the high temperatures generated by the engines and the heat generated during high-speed flight. This prevents deformation, melting, or loss of strength under extreme thermal conditions. 6. Good weldability: The special steel used in aircraft manufacturing should have good weldability, which allows for efficient and reliable joining of components during the manufacturing process. This ensures strong and secure connections between various parts of the aircraft. 7. Non-magnetic properties: In certain applications, such as electronic systems, it is essential for the special steel to be non-magnetic. This is to prevent interference with sensitive equipment. 8. Traceability and certification: To meet industry standards and regulatory requirements, the special steel must have proper traceability and certification. This includes documentation of its composition, manufacturing process, and testing procedures to ensure consistent quality and performance. Meeting these requirements is vital to ensure the safety, reliability, and efficiency of aircraft. Before being used in the construction of aircraft components, the special steel undergoes rigorous testing, quality control, and certification processes to ensure it meets these stringent requirements.
- Q:What are the different non-metallic inclusions in special steel?
- There are several types of non-metallic inclusions that can be found in special steel. These inclusions are usually formed during the steelmaking process and can have a significant impact on the properties and performance of the steel. One common type of non-metallic inclusion is oxide inclusions. These inclusions are typically formed by the reaction of oxygen with elements present in the steel, such as silicon, manganese, and aluminum. Oxide inclusions can have a detrimental effect on the steel's mechanical properties, such as reducing its toughness and ductility. Another type of non-metallic inclusion is sulfide inclusions. These inclusions are formed by the reaction of sulfur with elements like manganese and iron. Sulfide inclusions can also have a negative impact on the steel's mechanical properties, as they can act as stress concentration sites and promote the initiation of cracks. Nitride inclusions are another type of non-metallic inclusion that can be found in special steel. These inclusions are formed by the reaction of nitrogen with elements like aluminum and titanium. Nitride inclusions can have a positive effect on the steel's properties, as they can improve its strength and hardness. Other types of non-metallic inclusions that can be present in special steel include carbide inclusions, which are formed by the reaction of carbon with elements like iron and chromium, and silicate inclusions, which are formed by the reaction of silica with elements like calcium and aluminum. Overall, the presence and characteristics of non-metallic inclusions in special steel can greatly influence its performance and suitability for specific applications. Therefore, it is important for steel manufacturers to carefully control and minimize the formation of these inclusions in order to produce high-quality steel with desired properties.
- Q:What are the different methods for improving the toughness of tool steels used in special steel?
- There are several methods for improving the toughness of tool steels used in special steel. One common method is through the addition of certain alloying elements, such as vanadium or tungsten, which can enhance the steel's toughness while maintaining its hardness. Another method is through heat treatment processes, such as tempering or quenching, which can help to refine the steel's microstructure and improve its toughness. Additionally, the use of specific manufacturing techniques, such as hot working or forging, can also contribute to enhancing the toughness of tool steels.
- Q:How does special steel perform in extreme heat conditions?
- Special steel performs exceptionally well in extreme heat conditions. It has excellent heat resistance properties, enabling it to maintain its strength and structural integrity even at high temperatures. This makes it highly suitable for applications that involve exposure to extreme heat, such as in industrial furnaces, jet engines, and power plants. Its ability to resist thermal deformation and retain its mechanical properties ensures optimal performance and safety in such demanding environments.
- Q:Can special steel be used in the plumbing industry?
- Yes, special steel can be used in the plumbing industry. Special steel, such as stainless steel or alloy steel, is often preferred for plumbing applications due to its corrosion resistance and high strength properties. It is commonly used for pipes, fittings, valves, and other components in plumbing systems to ensure durability and longevity.
- Q:How does special steel perform in electrical conductivity applications?
- Special steel, which is also known as stainless steel, offers exceptional electrical conductivity properties in a wide range of applications. It finds extensive use in electrical engineering and electronics owing to its high resistance against corrosion and low electrical resistance. By incorporating specific alloys like chromium and nickel, its conductivity is further enhanced, making it the ideal option for efficient electricity conduction. Within electrical conductivity applications, special steel demonstrates low resistivity, enabling the seamless flow of electrical current with minimal energy loss. Its low resistance plays a vital role in minimizing heat generation, which is crucial for preventing overheating and ensuring the efficient functioning of electrical components. Special steel also possesses outstanding magnetic properties, making it a suitable choice for applications that demand both electrical conductivity and magnetic strength. This attribute proves particularly beneficial in the production of transformers, motors, and generators. Furthermore, special steel boasts exceptional durability and the ability to withstand harsh environmental conditions, making it well-suited for outdoor applications. Its corrosion resistance prevents the formation of rust, ensuring a long lifespan and consistent performance even in challenging environments. In conclusion, special steel is an excellent material for electrical conductivity applications due to its low electrical resistance, high corrosion resistance, and exceptional durability. Its unique properties make it the preferred choice in various industries that rely on efficient and dependable electrical conductivity.
- Q:What are the different methods of surface polishing for special steel?
- Some of the different methods of surface polishing for special steel include mechanical polishing, chemical polishing, electropolishing, and abrasive blasting. Mechanical polishing involves using abrasive materials like sandpaper or polishing wheels to remove imperfections and create a smoother surface. Chemical polishing uses chemical solutions to dissolve a thin layer of the steel's surface, resulting in a polished finish. Electropolishing is an electrochemical process that removes surface material through the application of an electric current, resulting in a smooth and shiny surface. Abrasive blasting, also known as sandblasting, involves propelling abrasive particles at high speeds to remove rust, scale, or other surface contaminants, leaving a polished surface.
- Q:What are the properties of high-strength tool steel?
- High-strength tool steel typically possesses excellent hardness, toughness, wear resistance, and ability to retain its shape even under high temperatures and pressures. It is known for its durability, ability to withstand heavy loads, and resistance to deformation, making it ideal for demanding applications in tooling and machining.
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Round Bars Carbon Steel 1020 1045 1040
- 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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