45# Carbon Steel Hot Rolled Bars Forged Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Round Bar
45# Carbon Steel Hot Rolled Bars Forged Bars
Product Details:
Name:45# Carbon Steel Hot Rolled Bars Forged Bars
Place of Origin:Liaoning,China Brand Name:Dongbei Tegang
Shape:round bar Material: Alloy Structural Steel
Steel Grade: AISI 1045/JIS S45C/DIN C45/GB 45
Size:Diameter:16mm~350mm
Application:used in making high strengthened and wear resistant parts that works under high pressure, like axle, spring ring, axletree, cam, and steel sling etc.
Chemical Composition:
C | Si | Mn | Cr | Ni | Cu | P | S |
0.38-0.43 | 0.17-0.37 | 0.50-0.80 | ≤0.25 | ≤0.30 | ≤0.35 | ≤0.035 | ≤0.035 |
Characteristics:
- High hardness, strength and toughness.
- Poor plasticity during cold deformation.
- Medium machinability.
- Poor weldability.
- Poor hardenability.
- Cracks is often caused during water quenching process.
- Large parts should be in normalizing treatment.
Application:
45# Carbon Steel Hot Rolled Bars Forged Bars can be used to be manufactured roller, shaft, tyre, spring ring, damping spring, clutch and steel wire rope, etc.
Product Show:
- Q: How is special steel manufactured?
- Special steel is manufactured through a process called steelmaking, which involves melting iron ore along with other alloying elements such as chromium, nickel, or molybdenum, to achieve the desired properties. The molten steel is then refined, cast into various shapes, and subjected to heat treatment to enhance its strength, hardness, and other mechanical properties.
- Q: What are the applications of special steel in the oil and gas manufacturing process?
- Special steel is widely used in the oil and gas manufacturing process for various applications. It is utilized in the construction of pipelines, offshore platforms, and equipment such as valves, pumps, and compressors. The high strength and corrosion resistance of special steel make it suitable for handling extreme conditions, such as high pressure and temperature environments, as well as corrosive substances like drilling fluids and sour gases. Additionally, special steel is employed in the fabrication of storage tanks and vessels, ensuring durability and preventing leakage or failure. Overall, the applications of special steel in the oil and gas industry contribute to enhanced safety, efficiency, and longevity of the manufacturing process.
- Q: How does special steel compare to other materials, such as aluminum or titanium?
- Special steel is known for its exceptional strength, durability, and versatility, making it a preferred choice in various industries. When compared to other materials like aluminum or titanium, special steel often offers superior mechanical properties, including higher tensile strength, hardness, and wear resistance. It also generally has better thermal conductivity and is more resistant to corrosion. However, aluminum and titanium have their own advantages, such as being lighter in weight and having better overall corrosion resistance. Ultimately, the choice between special steel, aluminum, or titanium depends on the specific application, considering factors like strength requirements, weight limitations, cost-effectiveness, and environmental conditions.
- Q: What are the different mining grades of special steel?
- Special steel is a term used to describe steel alloys that are specially designed for applications that require exceptional strength, durability, corrosion resistance, or other unique properties. The mining industry heavily relies on special steel for various components, tools, and equipment used in mining operations. There are several types of special steel grades specifically tailored for mining purposes, each possessing its own distinct properties and characteristics. These grades are typically classified based on their chemical composition, mechanical properties, and intended use in mining applications. Some common examples of special steel grades used in mining are: 1. High-strength Low Alloy (HSLA) Steel: HSLA steel is renowned for its remarkable strength and toughness, making it perfect for heavy-duty mining machinery and equipment. It offers exceptional weldability and corrosion resistance, which is crucial in harsh mining environments. 2. Stainless Steel: Stainless steel is extensively utilized in mining due to its superb resistance to corrosion and ability to withstand high temperatures. It is commonly employed in mining equipment such as pipes, fittings, and tanks, where resistance to corrosion and abrasion is of utmost importance. 3. Tool Steel: Tool steel is specifically engineered for cutting, drilling, and shaping tools used in mining operations. It possesses high hardness, wear resistance, and toughness, making it suitable for demanding applications like drilling bits, hammers, and cutting tools. 4. Wear-resistant Steel: Wear-resistant steel is specially designed to withstand abrasive conditions and minimize wear and tear in mining equipment. It is commonly employed in mining buckets, conveyor belts, and crushers to extend their service life and reduce maintenance. 5. Heat-resistant Steel: Heat-resistant steel is essential for mining applications involving high temperatures, such as smelting and refining processes. It retains its strength and structural integrity even at elevated temperatures, reducing the risk of equipment failure and ensuring operational efficiency. 6. Corrosion-resistant Steel: Corrosion-resistant steel finds extensive use in mining operations where exposure to corrosive substances like acids or seawater is common. It prevents rusting and degradation, thereby prolonging the lifespan of mining equipment and structures. It is important to note that the specific special steel grades used in mining may vary depending on the manufacturer and the intended use. To ensure optimal performance and suitability for mining applications, it is advisable to consult with steel manufacturers or industry experts who can provide guidance on selecting the appropriate grade for specific mining requirements.
- Q: What are the main characteristics of corrosion-resistant castings?
- Corrosion-resistant castings are designed to withstand the damaging effects of corrosion, a natural process that deteriorates the surface of metals due to chemical reactions. These castings possess several main characteristics that make them resistant to corrosion. Firstly, corrosion-resistant castings are made from specific alloys or materials that are inherently resistant to corrosion. These materials may include stainless steel, nickel-based alloys, or high-performance alloys like Inconel or Hastelloy. These alloys contain elements such as chromium, molybdenum, or nickel that form a protective layer on the surface of the casting, preventing the corrosive agents from reaching the underlying metal. Secondly, these castings are produced using meticulous casting techniques that ensure a dense and defect-free structure. This is vital in preventing the penetration of corrosive substances into the casting. Techniques such as investment casting or vacuum casting are commonly employed to achieve a high level of precision and quality. Another important characteristic of corrosion-resistant castings is their ability to resist various types of corrosion, including general corrosion, pitting corrosion, crevice corrosion, and stress corrosion cracking. General corrosion refers to the gradual, uniform deterioration of the metal surface, while pitting corrosion creates localized holes or pits. Crevice corrosion occurs in confined spaces, such as gaps or joints, and stress corrosion cracking results from the combined effects of stress and a corrosive environment. Corrosion-resistant castings are designed to withstand all these corrosion types, ensuring long-term durability and reliability. Furthermore, corrosion-resistant castings often undergo additional surface treatments or coatings to enhance their resistance to corrosion. These treatments may include passivation, where the surface is chemically treated to form a protective oxide layer, or the application of protective coatings such as epoxy or polyurethane. These treatments provide an extra layer of defense against corrosive agents, extending the lifespan of the casting. In summary, the main characteristics of corrosion-resistant castings are the use of corrosion-resistant alloys, meticulous casting techniques, resistance to various types of corrosion, and the application of surface treatments or coatings. These characteristics ensure that these castings can withstand harsh environments and maintain their structural integrity over time, making them ideal for applications where corrosion is a significant concern.
- Q: How does special steel contribute to the infrastructure sector?
- Special steel plays a crucial role in the infrastructure sector by contributing to the construction and maintenance of various structures. It is widely used in the sector due to its exceptional strength, durability, and resistance to wear and tear. One of the key areas where special steel makes a significant contribution is in the construction of bridges. Bridges are subjected to heavy loads, extreme weather conditions, and constant vibrations, making the use of high-quality steel essential. Special steel, such as high-strength low-alloy (HSLA) steel or weathering steel, provides the necessary strength and corrosion resistance to ensure the longevity and safety of bridges. Moreover, special steel is also extensively utilized in the construction of high-rise buildings and skyscrapers. These structures require steel that can withstand tremendous loads and provide stability. Special steel grades, such as high-strength steel or structural steel, offer the necessary strength-to-weight ratio, allowing architects and engineers to design taller and more robust structures. In addition to its usage in construction, special steel also contributes to the infrastructure sector through its application in manufacturing equipment and machinery used for construction and maintenance activities. It is used in the production of heavy machinery, cranes, excavators, and other construction equipment, providing the necessary strength and reliability to withstand the demanding conditions of the sector. Furthermore, special steel is crucial in the development of transportation infrastructure. It is used in the manufacturing of railway tracks, ensuring their durability and resistance to wear caused by the continuous movement of trains. Additionally, it is used in the production of reinforcing bars for concrete in road construction, providing the necessary strength and stability to withstand heavy traffic loads. Overall, special steel's exceptional properties make it an indispensable material in the infrastructure sector. Its strength, durability, and resistance to corrosion contribute to the construction and maintenance of various structures, ensuring their longevity, safety, and reliability.
- Q: What are the different methods for improving the toughness of special steel?
- There are multiple approaches that can be utilized to enhance the toughness of special steel. Among the most effective techniques is the utilization of alloying. By incorporating specific elements like nickel, chromium, or molybdenum into the steel composition, the toughness can be greatly enhanced. These alloying elements aid in increasing the strength and resistance to cracking and fracture. Another method involves employing heat treatment processes. For instance, one can utilize quenching and tempering to improve the toughness of the steel. Quenching entails rapidly cooling the steel from a high temperature to room temperature, resulting in a hardened structure. Subsequently, tempering takes place, where the steel is reheated to a precise temperature and then slowly cooled. This process helps alleviate internal stresses and enhance the toughness of the steel. Furthermore, refining the microstructure of the steel can also amplify its toughness. Techniques like grain refinement, which encompass reducing the size of the grains in the steel, can lead to improved toughness. This is due to the fact that smaller grains hinder the propagation of cracks, making the steel more resistant to fracture. Lastly, special steel can undergo processes such as shot peening or surface hardening to augment its toughness. Shot peening involves bombarding the steel's surface with tiny metallic or ceramic particles, inducing compressive stresses and enhancing resistance to crack initiation. Surface hardening techniques like carburizing or nitriding can generate a hardened layer on the steel's surface, increasing its toughness and wear resistance. In conclusion, the various methods for enhancing the toughness of special steel encompass alloying, heat treatment processes, microstructure refinement, and surface treatments. Each of these techniques can be customized to meet the specific requirements of the steel and achieve the desired level of toughness.
- Q: Can special steel be used in the manufacturing industry?
- Yes, special steel can be used in the manufacturing industry. Special steel refers to various high-quality and specialized alloys that possess unique properties, such as high strength, corrosion resistance, heat resistance, and wear resistance. These properties make special steel suitable for a wide range of applications in the manufacturing industry, including the production of machinery, tools, automotive components, aerospace parts, and construction materials.
- Q: How does special steel perform in cutting applications?
- Special steel is highly regarded for its exceptional performance in cutting applications. Due to its unique composition and properties, special steel exhibits superior strength, hardness, and wear resistance compared to regular steel. These characteristics make it incredibly effective in withstanding the intense forces and pressures involved in cutting processes. Special steel is known for its ability to maintain its shape and sharpness even under extreme conditions. It has a high level of toughness, ensuring that it can withstand repeated impact and resist deformation or breakage. This durability allows it to maintain its cutting edge for an extended period, resulting in longer tool life and reduced downtime for sharpening or replacing blades. Furthermore, special steel's hardness enables it to effectively cut through tough and abrasive materials such as metals, alloys, and composites. It can withstand the heat generated during cutting, preventing the blade from becoming dull or losing its cutting ability. This heat resistance also reduces the risk of thermal damage to the workpiece, ensuring precise and clean cuts. In addition to its mechanical properties, special steel offers excellent corrosion resistance. This is particularly advantageous in cutting applications that involve exposure to moisture, chemicals, or corrosive environments. The corrosion resistance ensures that the cutting tools made from special steel maintain their performance and longevity, even in challenging conditions. Overall, special steel exhibits exceptional performance in cutting applications due to its superior strength, hardness, wear resistance, and corrosion resistance. Its ability to maintain a sharp cutting edge, withstand high pressures and temperatures, and resist corrosion makes it a preferred choice in various industries, including manufacturing, construction, automotive, and aerospace.
- Q: How is special steel used in the automotive industry?
- Special steel is used in the automotive industry for various applications such as manufacturing engine components, transmission systems, and chassis parts. Its high strength, durability, and resistance to corrosion make it ideal for ensuring the safety, performance, and longevity of vehicles. Additionally, special steel is used in the production of specialized tools and machinery required for automotive manufacturing processes.
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45# Carbon Steel Hot Rolled Bars Forged Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- 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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