Forged AISI 52100 Steel Hot Rolled Round Bar Steel
- 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:
Spring Steel
Shape:
Steel Round Bar
Forged AISI 52100 Steel Hot Rolled Round Bar Steel
Product Details:
1. AISI 52100/EN31/GCr 15/ DIN 1.3505/JIS SUJ2 bearing steel round bar
2.Hot rolled or forged condition, annealing , black or milled surface
3.Hardness: ≤210HBS ;
4 Hot rolled technology:EAF+LF+VD
Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface
5.Ultrasonic test standard: SPE1921-GR3, CLASS C/C
6.Production leadtime: 7~10 days
Chemical Composition:
C | Si | Mn | P | S | Cr | Mo |
0.95-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.025 | 1.4-1.65 | 0.1 max |
Advantage:
1)good comprehensive properties
2)good perfomance in cutting and processing after spheroids annealing
3)high hardness and homogrnization after quenching and tempering
4)high abrasive resistance and fatigue resistance
5)large amount of metal elements
6)Top quality
7)GCr15 is the most widely used bearing steel
Application:
Our products have been used in all kinds of areas, such as aviation,aerospace,navigation,nuclear energy,chemical
industry,electronic information,achine manufacture, petrochemical, automotive,instrument and meter, Communication ,
transportation, and medical instruments, etc.
Product Show:
- Q:How does special steel resist fatigue?
- Special steel is designed to resist fatigue by incorporating specific properties that enhance its durability and strength. One of the primary factors that allows special steel to resist fatigue is its high tensile strength. This means that the steel can withstand large amounts of stress and load without deforming or breaking, which is crucial in preventing the initiation and propagation of fatigue cracks. Additionally, special steel often undergoes specific heat treatment processes, such as quenching and tempering, to further enhance its resistance to fatigue. This heat treatment modifies the microstructure of the steel, creating a fine and uniform grain structure that improves its mechanical properties. It increases the steel's hardness and toughness, making it less susceptible to fatigue failure. Furthermore, special steel can also contain alloying elements such as chromium, molybdenum, and vanadium, which contribute to its fatigue resistance. These alloying elements form carbides and other strengthening phases within the steel, resulting in improved hardness, strength, and resistance to fatigue crack propagation. Moreover, special steel can undergo specialized surface treatments, such as shot peening or nitriding. Shot peening bombards the steel surface with small metal particles, inducing compressive residual stresses. These compressive stresses counteract the tensile stresses that cause fatigue cracks, thus enhancing fatigue resistance. Nitriding involves diffusing nitrogen into the steel surface, creating a hardened layer that improves wear resistance and, consequently, fatigue resistance. In summary, special steel resists fatigue through a combination of factors, including high tensile strength, specific heat treatment processes, alloying elements, and specialized surface treatments. These properties work together to enhance the steel's durability, strength, and resistance to fatigue crack initiation and propagation, making it a reliable and long-lasting material in various applications.
- Q:What are the main advantages of using special steel in the mining industry?
- The main advantages of using special steel in the mining industry are its exceptional strength, durability, and resistance to wear and corrosion. This allows for the construction of heavy-duty equipment and machinery that can withstand the harsh and demanding conditions of mining operations. Special steel also has the ability to retain its properties at high temperatures, making it suitable for applications such as drilling and cutting through tough materials. Additionally, it offers increased safety by minimizing the risk of equipment failure, ensuring a more efficient and productive mining process.
- Q:How does special steel contribute to reducing weight in applications?
- Special steel contributes to reducing weight in applications through its unique properties and manufacturing processes. Special steel alloys are engineered to have high strength-to-weight ratios, allowing them to provide the same structural integrity as conventional steel but at a reduced weight. These alloys often contain elements like chromium, nickel, and molybdenum, which enhance their strength and durability. Additionally, special steel can be manufactured through advanced techniques such as hot rolling, cold rolling, and heat treatment. These processes further refine the steel's microstructure, improving its mechanical properties while maintaining a lightweight composition. By using special steel in various applications, such as automotive parts, aerospace components, and construction materials, manufacturers can achieve weight reduction without compromising performance or safety.
- Q:What are the different chemical resistance grades of special steel?
- The different chemical resistance grades of special steel include austenitic stainless steel, duplex stainless steel, super duplex stainless steel, and high-alloy stainless steel.
- Q:How does special steel perform in medical applications?
- Special steel, also known as stainless steel, has proven to be a highly versatile and reliable material for various medical applications. Its unique properties make it an ideal choice for medical instruments, devices, and equipment. First and foremost, special steel is highly resistant to corrosion, which is crucial in medical settings where sterilization and frequent exposure to moisture are common. This resistance to corrosion ensures that the steel remains durable and does not degrade over time, making it suitable for long-term use. Additionally, special steel is biocompatible, meaning it does not cause any adverse reactions when in contact with living tissues or bodily fluids. This biocompatibility is essential for medical implants such as prosthetics, orthopedic screws, and dental implants, as it minimizes the risk of rejection or infection. Moreover, special steel offers excellent strength and hardness, allowing it to withstand the demanding conditions of medical procedures. It can maintain its structural integrity even under extreme temperatures or high-pressure environments, making it suitable for surgical instruments and cutting tools. Its hardness also enables sharp and precise cutting edges, ensuring accurate and effective surgical procedures. Furthermore, special steel is easy to clean and sterilize due to its smooth surface finish. This is crucial in medical applications where maintaining a sterile environment is of utmost importance to prevent the spread of infections. The smooth surface also prevents the accumulation of bacteria or other contaminants, reducing the risk of contamination. In conclusion, special steel has proven to be a highly reliable and versatile material for medical applications. Its corrosion resistance, biocompatibility, strength, and ease of sterilization make it ideal for medical instruments, devices, and implants. The exceptional performance of special steel in medical applications contributes to improving patient care, ensuring safety, and enhancing the overall effectiveness of medical procedures.
- Q:What are the main characteristics of tool steel?
- Tool steel is a type of steel that is specifically designed for the production of tools, such as drills, dies, and cutting instruments. It possesses several key characteristics that make it suitable for these applications. Firstly, tool steel is known for its exceptional hardness. It has a high carbon content, typically ranging from 0.5% to 1.5%, which contributes to its hardness. This hardness allows tool steel to resist wear and abrasion, making it ideal for cutting and shaping materials. Another important characteristic of tool steel is its high toughness. Tool steel is able to withstand high impact and shock loads without fracturing or breaking. This toughness is crucial in tooling applications where tools are subjected to heavy loads and forces. Tool steel also exhibits excellent heat resistance. It has a high melting point, allowing it to maintain its strength and hardness even at elevated temperatures. This heat resistance is crucial in applications where tools are exposed to high temperatures during cutting or shaping processes. In addition to these characteristics, tool steel possesses good dimensional stability and machinability. It has low distortion and shrinkage during heat treatment, ensuring that the tool maintains its shape and size. Tool steel is also easily machinable, allowing for the production of intricate shapes and designs. Overall, the main characteristics of tool steel include high hardness, toughness, heat resistance, dimensional stability, and machinability. These properties make tool steel an ideal material for the production of tools that require high strength, durability, and performance.
- Q:What are the specific requirements for special steel used in the mining industry?
- Special steel used in the mining industry must possess high strength, durability, and resistance to extreme conditions such as abrasion, impact, and corrosion. It should have excellent toughness and hardness to withstand the harsh environments encountered in mining operations. Additionally, the steel should be able to maintain its mechanical properties even at elevated temperatures and be capable of withstanding heavy loads and intense vibrations.
- Q:What are the key properties of special steel?
- Special steel has several key properties that set it apart from regular steel. These include high strength, excellent corrosion resistance, good wear resistance, and superior heat resistance. Special steel is also characterized by its ability to withstand extreme temperatures and pressure, making it suitable for critical applications in industries such as aerospace, automotive, and construction. Additionally, special steel can be easily machined and welded, allowing for greater versatility in manufacturing processes.
- Q:What are the different tooling grades of special steel?
- Special steel, which possesses specific characteristics and properties, is a type of steel designed and manufactured for various industrial applications. Within this category, there are different tooling grades that have their own unique composition and properties. These grades are specifically engineered to meet the demands of different tooling applications, ensuring optimal performance and durability. There are several common tooling grades of special steel: 1. High-Speed Steel (HSS): HSS is a type of tool steel that has excellent hardness, wear resistance, and heat resistance. It is ideal for high-speed cutting tools like drills, milling cutters, and taps. Even at elevated temperatures, HSS retains its hardness, allowing it to maintain cutting performance without losing its edge. 2. Hot Work Tool Steel: This type of steel is designed to withstand high temperatures and thermal cycling in applications such as hot forging, die casting, and extrusion. It possesses good toughness, high heat resistance, and excellent wear resistance, which enable it to retain its strength and shape even under extreme thermal conditions. 3. Cold Work Tool Steel: Cold work tool steel is primarily used for cutting and forming applications at lower temperatures. It exhibits high hardness, toughness, and wear resistance, making it suitable for applications like blanking, shearing, and cold forming. Cold work tool steel maintains its hardness even under compressive forces, ensuring long-lasting performance. 4. Plastic Mold Steel: Specifically designed for the production of plastic injection molds and related tooling, this type of steel possesses excellent machinability, high polishability, and good wear resistance. It can withstand the demanding conditions encountered during plastic molding processes, ensuring precise and high-quality molding performance. 5. Powder Metallurgy (PM) Steel: PM steel is a tooling grade manufactured using a powder metallurgy process. This method allows for the production of complex shapes, uniform microstructure, and improved properties. PM steels are commonly used in high-performance cutting tools, wear-resistant parts, and high-strength applications. These examples represent just a fraction of the different tooling grades available in special steel. Each grade is carefully engineered to meet the specific requirements of various tooling applications, ensuring optimal performance, durability, and efficiency in different industrial sectors.
- Q:How does special steel contribute to the longevity of products?
- There are several ways in which special steel contributes to the longevity of products. To begin with, its exceptional strength and durability are well-known. Special steel is specifically designed to endure extreme conditions, such as high temperatures, pressure, and corrosive environments. This makes it highly suitable for use in various industries, including aerospace, automotive, and construction. The remarkable strength of special steel enables products to bear heavy loads and resist deformation, ensuring they remain intact and functional for a prolonged period of time. For example, in the construction industry, special steel is frequently employed in structural components like beams and columns, which provide crucial support and stability to buildings over many years. Furthermore, special steel possesses excellent resistance to wear and abrasion. It can endure constant friction, impact, and contact with other materials without significant deterioration. This characteristic is vital in industries where products are subjected to continuous use, such as machinery, tools, and equipment. The utilization of special steel in these applications guarantees that the products remain in good working condition for an extended period, reducing the need for frequent repairs or replacements. Additionally, special steel exhibits exceptional resistance to corrosion, making it highly resistant to rust and other forms of corrosion. This property is especially advantageous in products exposed to harsh environments or chemicals, like marine vessels, pipelines, and chemical processing equipment. Through the utilization of special steel, manufacturers can significantly prolong the lifespan of these products, minimizing the risk of failure or breakdown due to corrosion. In conclusion, special steel contributes to the longevity of products through its provision of superior strength, durability, wear resistance, and corrosion resistance. Its extraordinary properties enable products to withstand harsh conditions, heavy loads, and continuous use, guaranteeing that they remain functional and reliable for an extended period. By incorporating special steel into their designs, manufacturers can greatly enhance the lifespan of their products, leading to cost savings, improved reliability, and customer satisfaction.
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Forged AISI 52100 Steel Hot Rolled Round Bar Steel
- 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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