S45C Round Bar Chromed Steel Round Bar-Steel Round Bar
- 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
S45C Round Bar Chromed Steel Round Bar-Steel Round Bar
Product Details:
1. Material: Alloy structural steels, carbon structure steels, alloy tool and model steels,etc.
2. Process: EAF + LF + VD + Forged + Heat Treatment (optional)
3. Delivery condition:Hot forged +Rough machined (black surface after Q/T)+ Turned (optional)
4.Technical Data: Chemical Composition, Physical Properties and Mechanical Testing.
5. Test: Ultrasonic test according to SEP 1921-84 3C/c.
Chemical Composition:
C | Si | Mn | P | S | Cr | |
45Cr | 0.42-0.49 | 0.17-0.37 | 0.6-0.9 | Max0.035 | Max0.035 | 0.3 0.4 |
S45C | 0.42-0.48 | 0.15-0.35 | 0.6-0.9 | Max0.030 | Max0.035 | |
1045 | 0.43-0.5 | 0.15-0.35 | 0.6-0.9 | Max0.030 | Max0.050 |
Application:
1 Can be used in many fields such as building, automobile, shipbuilding,
petrochemical, machinery, medicine, food, electric power, energy, space, building
and decoration, etc.
2 Can be made into mould template, mortise pin, column
3 This kind of steel have good mechanical property, is widely used in structural parts
4 which may support stress alternation, especially made into some connecting
rods, bolts, wheel gear...
5 This kind of steel is the most common blanks and materials of shaft part
Product Show:
- Q: How is special steel used in the defense manufacturing process?
- Special steel is used in the defense manufacturing process to create weapons, vehicles, and equipment that require high strength, durability, and resistance to extreme conditions. It is used to manufacture components such as armor plates, gun barrels, missile casings, and aircraft parts, ensuring the integrity and effectiveness of defense systems. Furthermore, special steel's unique properties, such as hardness, toughness, and corrosion resistance, make it an essential material for enhancing the performance and protection capabilities of military equipment.
- Q: Can special steel be used in the power generation equipment manufacturing industry?
- Yes, special steel can be used in the power generation equipment manufacturing industry. Special steel possesses unique properties such as high strength, resistance to corrosion, and high temperature resistance, making it suitable for the construction of components and structures used in power generation equipment. These include turbine blades, generator shafts, pressure vessels, and boiler tubes, among others. Special steel's exceptional characteristics ensure the reliability, efficiency, and durability of power generation equipment, making it an essential material in the industry.
- Q: What are the challenges in machining high-speed special steel?
- Several challenges arise when machining high-speed special steel due to its unique properties and characteristics. Its extreme hardness presents one of the main obstacles, making cutting and shaping difficult. High-speed special steel typically has a high carbon content and undergoes heat treatment to enhance its hardness, resulting in increased wear on cutting tools. The increased hardness of this steel also leads to elevated heat generation during the machining process. This heat can cause thermal distortion and impact the dimensional accuracy of the final product. To counteract this, specialized cooling techniques and cutting tools with advanced coatings must be used to dissipate heat and maintain stability. Another challenge is the brittleness of high-speed special steel. It tends to have low toughness and is susceptible to cracking and chipping during machining operations. To minimize the risk of tool failure and excessive stress, careful selection of cutting parameters such as cutting speed, feed rate, and depth of cut is necessary. Furthermore, high-speed special steel often contains alloying elements like tungsten, vanadium, and cobalt, which can further complicate the machining process. While these elements increase the strength and wear resistance of the steel, they also make it more challenging to machine. Effective machining of these alloys and achieving desired surface finishes requires specialized tool materials and cutting strategies. Additionally, the cost of high-speed special steel is often significantly higher than that of conventional steels, adding to the challenges of machining. The high tooling costs associated with the cutting tools required for machining this steel can be a substantial investment. Overall, machining high-speed special steel necessitates advanced cutting techniques, specialized tooling, and careful consideration of cutting parameters to overcome the challenges posed by its extreme hardness, brittleness, and alloying elements.
- Q: What are the different methods of measuring the hardness of special steel?
- Measuring the hardness of special steel can be done using various methods. These methods can be divided into two main categories: destructive and non-destructive testing. 1. One widely used destructive testing method is the Rockwell Hardness Test. This method measures the depth of penetration of an indenter into the steel surface. It provides a hardness value based on the steel's resistance to indentation. The Rockwell hardness test is a simple and quick method that requires minimal sample preparation. 2. Another destructive testing method is the Brinell Hardness Test. This method involves applying a known load to a hardened steel ball and measuring the diameter of the resulting indentation on the steel surface. The hardness value is determined based on the ratio of the applied load to the surface area of the indentation. 3. The Vickers Hardness Test is a micro-indentation test that uses a diamond pyramid-shaped indenter. It measures the diagonal length of the indentation left on the steel surface and calculates the hardness value based on the applied load. 4. The Knoop Hardness Test, similar to the Vickers test, is a micro-indentation method using a diamond pyramid-shaped indenter. However, instead of measuring the diagonal length of the indentation, it measures the length of the long axis. This test is particularly useful for measuring the hardness of thin steel samples or steel coatings. 5. For non-destructive testing, the Ultrasonic Hardness Test analyzes the propagation of ultrasonic waves through the steel to determine its hardness. The hardness value is determined based on the correlation between the velocity of the waves and the steel's hardness. 6. The Magnetic Hardness Test is another non-destructive testing method that utilizes magnetic properties. It involves applying a magnetic field to the steel and measuring the magnetic response. The hardness value is determined based on the correlation between the magnetic response and the steel's hardness. It's important to consider that each method has its own advantages and limitations. The choice of method depends on factors such as the type of steel, required accuracy, sample size, and available equipment and expertise.
- Q: What are the main characteristics of creep-resistant steel?
- Creep-resistant steel possesses high strength and resistance to deformation at elevated temperatures. It maintains its mechanical properties even under long-term exposure to high stress and high temperatures. Its ability to resist creep, or the gradual deformation under stress, makes it suitable for applications in power plants, boilers, and other high-temperature environments. Additionally, creep-resistant steel exhibits good resistance to corrosion and oxidation, ensuring its durability and longevity in harsh conditions.
- Q: What are the specific requirements for special steel used in the chemical reactor industry?
- The specific requirements for special steel used in the chemical reactor industry can vary depending on the specific application and the type of chemicals being processed. However, there are some general requirements that are typically expected for this type of steel. Firstly, the steel used in chemical reactors must have excellent corrosion resistance. Chemical reactors often handle highly corrosive substances, such as acids, alkalis, and other reactive chemicals. Therefore, the steel must be resistant to the corrosive effects of these substances to ensure the integrity and durability of the reactor. Secondly, the steel should have high temperature resistance. Chemical reactions often require high temperatures to facilitate the desired chemical transformations. The steel used in these reactors must be able to withstand these elevated temperatures without losing its structural integrity or undergoing any significant deformation. Furthermore, the steel should have good mechanical properties, including high strength and toughness. The reactor may experience high pressure and mechanical stress during operation, so the steel must be able to withstand these conditions without failure. Additionally, the steel used in chemical reactors should have good weldability and formability. This allows for ease of fabrication and construction of the reactor, ensuring a reliable and efficient manufacturing process. Moreover, the steel should have low levels of impurities, such as sulfur and phosphorus. These impurities can adversely affect the performance of the steel in terms of corrosion resistance and mechanical properties. Therefore, the steel must meet strict quality standards to ensure it is suitable for use in the chemical reactor industry. In summary, the specific requirements for special steel used in the chemical reactor industry include excellent corrosion resistance, high temperature resistance, good mechanical properties, weldability, formability, and low levels of impurities. Meeting these requirements is crucial to ensure the safety, reliability, and efficiency of chemical reactors in various industrial processes.
- Q: What are the specific requirements for special steel used in the defense sector?
- The specific requirements for special steel used in the defense sector are highly demanding due to the critical nature of its applications. These requirements include: 1. Strength and Durability: Special steel used in the defense sector must possess exceptional strength and durability to withstand extreme conditions and resist wear and tear. It should be able to withstand high levels of stress, impact, and pressure. 2. Corrosion Resistance: Defense equipment often operates in harsh environments and is exposed to elements that can cause corrosion. Therefore, special steel used in the defense sector must have excellent corrosion resistance properties to ensure the longevity and reliability of the equipment. 3. Heat Resistance: Defense applications often involve exposure to high temperatures, such as in jet engines or armored vehicle components. Special steel used in these sectors must have the ability to retain its strength and structural integrity even at high temperatures. 4. Machinability and Weldability: Special steel used in the defense sector should have good machinability and weldability characteristics to facilitate the manufacturing and assembly processes. This allows for ease of fabrication, repair, and maintenance of the defense equipment. 5. Hardness and Toughness: Defense applications require special steel to have a combination of hardness and toughness. It should be able to resist penetration and deformation while maintaining the ability to absorb energy and resist fracture. 6. Non-Magnetic Properties: In certain defense applications, such as submarines and magnetic resonance imaging (MRI) equipment, non-magnetic properties are crucial. Special steel used in these sectors must possess low magnetic permeability to avoid interference with sensitive electronic systems. 7. Certification and Compliance: Special steel used in the defense sector must meet specific certification and compliance standards, such as those set by defense organizations or international quality management systems like ISO 9001. These standards ensure the quality, traceability, and reliability of the steel. Meeting these specific requirements for special steel used in the defense sector is vital to ensure the safety, effectiveness, and longevity of defense equipment and systems. Stringent testing and quality control processes are implemented to guarantee that the steel meets the required specifications and standards.
- Q: Can special steel be used in construction?
- Yes, special steel can be used in construction. Special steel, also known as alloy steel, offers superior strength, durability, and resistance to corrosion and wear compared to regular steel. It is commonly used in the construction of high-rise buildings, bridges, and other structures that require exceptional strength and longevity. Additionally, special steel can be customized to meet specific project requirements, making it a versatile choice for construction applications.
- Q: What are the properties of die steel?
- Die steel, also known as tool steel, possesses various properties that make it suitable for use in die and mold-making applications. Some of the key properties of die steel include: 1. Hardness: Die steel is known for its high hardness, which helps in resisting wear, abrasion, and deformation during the manufacturing process. 2. Toughness: Die steel exhibits good toughness, enabling it to withstand higher impact and shock loads without fracturing or breaking. 3. Wear resistance: Die steel has excellent wear resistance, allowing it to maintain its shape and sharpness even when subjected to repeated contact with other materials. 4. Heat resistance: Die steel can withstand high temperatures without losing its hardness and strength, making it ideal for applications involving hot working conditions. 5. Machinability: Die steel is relatively easy to machine, allowing for the precise shaping and forming of dies and molds. 6. Corrosion resistance: Depending on the specific alloy composition, die steel can offer varying degrees of corrosion resistance, protecting it from environmental factors. Overall, the properties of die steel contribute to its ability to withstand high pressures, temperatures, and mechanical stresses, making it a preferred material for manufacturing dies and molds used in various industries.
- Q: How does special steel contribute to the railway industry?
- Special steel plays a crucial role in the railway industry by contributing to the development and maintenance of efficient and reliable rail systems. The unique properties of special steel, such as high strength, durability, and resistance to wear and tear, make it an ideal material for various components and structures within the railway infrastructure. One of the key areas where special steel contributes to the railway industry is in the manufacturing of rails. Special steel rails are designed to withstand heavy loads and intense usage, ensuring the safe and smooth movement of trains. These rails are highly resistant to wear, fatigue, and deformation, resulting in longer service life and reduced maintenance costs. Additionally, special steel is used in the manufacturing of wheelsets, which are critical components of trains. The high strength and durability of special steel make it ideal for wheelset production, ensuring reliable performance and minimizing the risk of derailments. The use of special steel in wheelsets also contributes to increased operational efficiency, as it reduces friction and enhances energy transmission, leading to improved fuel economy and reduced environmental impact. Furthermore, special steel is utilized in the construction of bridges, tunnels, and other infrastructure elements within the railway network. These structures must withstand heavy loads, extreme weather conditions, and various environmental factors. Special steel's exceptional strength, corrosion resistance, and longevity make it a preferred choice for such applications, ensuring the safety and reliability of rail systems. In summary, special steel significantly contributes to the railway industry by providing the necessary strength, durability, and resistance to wear and tear for various components and structures. Its use in rails, wheelsets, and infrastructure elements enhances the efficiency, reliability, and safety of rail systems, ultimately benefiting passengers, freight transport, and the overall transportation sector.
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S45C Round Bar Chromed Steel Round Bar-Steel Round Bar
- 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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