Forged AISI 52100 Steel Hot Rolled Round Bar Steel
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- 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 is special steel used in the production of bearings?
- Special steel is used in the production of bearings due to its unique properties such as high durability, corrosion resistance, and wear resistance. It helps in increasing the lifespan and performance of bearings, allowing them to withstand high loads and rotational speeds. Additionally, the special steel used in bearings undergoes precise heat treatment and surface finishing processes to ensure optimal performance and reduce friction, resulting in smoother operations in various industries such as automotive, aerospace, and manufacturing.
- Q: How does special steel perform in extreme heat conditions?
- Special steel is specifically engineered to excel in situations with intense heat. It showcases remarkable endurance against thermal fatigue, oxidation, and creep, rendering it ideal for applications that involve exposure to extreme heat. The distinctive composition and processing techniques employed in the production of special steel enable it to maintain its mechanical properties and structural integrity even when subjected to elevated temperatures. One of the primary attributes of special steel is its elevated melting point, which prevents it from easily melting or deforming under extreme heat. This characteristic holds significant importance in industries like aerospace, power generation, and automotive, where components must endure high temperatures while retaining their shape and functionality. Moreover, special steel possesses exceptional heat resistance, allowing it to effectively withstand and dissipate heat without compromising its strength or becoming brittle. This quality ensures that the steel remains durable and dependable even when exposed to prolonged periods of high temperatures. Additionally, special steel demonstrates exceptional resistance to oxidation, forming a protective layer on its surface that shields it from corrosion or degradation when exposed to oxygen at high temperatures. This resistance to oxidation enables special steel to sustain its performance and structural integrity over extended periods, making it highly suitable for applications in extreme heat conditions. In conclusion, special steel excels in extreme heat conditions due to its elevated melting point, heat resistance, and oxidation resistance. Its ability to withstand thermal fatigue, oxidation, and creep establishes it as a reliable and durable option for applications requiring superior performance in high-temperature environments.
- Q: What are the main alloying elements in special steel?
- The specific type or grade of special steel can determine the main alloying elements present. Chromium, nickel, molybdenum, vanadium, tungsten, and cobalt are common alloying elements in special steel. These elements are incorporated into the steel to improve its properties, including corrosion resistance, strength, hardness, and heat resistance. Each alloying element has a distinct impact on the steel, enabling the development of specialized steel grades for diverse applications in industries like aerospace, automotive, oil and gas, and construction.
- Q: What are the properties of ultra-high-strength alloy steel?
- Ultra-high-strength alloy steel possesses exceptional strength and durability due to its unique composition. It typically contains a combination of various metals, such as chromium, nickel, and molybdenum, which contribute to its enhanced mechanical properties. This type of steel exhibits superior tensile strength, allowing it to withstand extremely high loads and resist deformation. Additionally, it offers excellent toughness, meaning it can absorb energy without fracturing. Ultra-high-strength alloy steel also exhibits good corrosion resistance, making it suitable for applications in harsh environments. Overall, its remarkable properties make it an ideal choice for demanding engineering and structural applications.
- Q: What are the machining techniques for special steel?
- Some of the machining techniques for special steel include turning, milling, drilling, grinding, and broaching. These techniques are used to shape and form the steel into the desired dimensions and features, while also ensuring a smooth surface finish. Additionally, special steel may require specific cooling and lubrication methods during machining to minimize heat damage and maximize tool life.
- Q: What are the challenges in heat treatment of special steel alloys?
- The challenges in heat treatment of special steel alloys primarily revolve around achieving the desired mechanical properties while maintaining the material's chemical composition and microstructure. Special steel alloys often contain a complex combination of elements, making it crucial to carefully control the heating and cooling processes to prevent undesirable phase transformations or the formation of unwanted precipitates. Additionally, the high hardenability of some special steel alloys can lead to difficulties in achieving uniform hardness throughout the material. Achieving precise temperature control, as well as managing the time and cooling rates, becomes critical in order to avoid issues such as distortion, cracking, or reduced mechanical strength. Overall, the challenges in heat treating special steel alloys lie in finding the right balance between achieving the desired properties while avoiding any detrimental effects on the material's integrity.
- Q: How does special steel contribute to the aerospace fastener industry?
- The aerospace fastener industry relies heavily on special steel due to its ability to offer high strength, durability, and resistance to extreme conditions. These fasteners are essential for keeping different parts of an aircraft together, ensuring the aircraft's structural integrity and safety during flight. The utilization of special steel in their manufacturing allows them to meet the rigorous demands of the aerospace industry. Maintaining strength at high temperatures is one of the significant advantages of special steel in the aerospace fastener industry. Considering that aircraft engines operate at extremely high temperatures, the use of special steel fasteners ensures that they can withstand these conditions without compromising their integrity. This is crucial for maintaining the reliability and safety of the aircraft, as any failure of the fasteners could have catastrophic consequences. Apart from temperature resistance, special steel also possesses exceptional strength and corrosion resistance. Aerospace fasteners made from special steel can withstand the immense forces and stresses experienced during flight, ensuring that the components remain securely fastened together. Moreover, they exhibit high resistance to corrosion, which is of utmost importance considering the exposure of aircraft to harsh environmental conditions such as moisture and chemicals. The unique properties of special steel also make it possible to produce lightweight fasteners without sacrificing their strength. Weight reduction is a primary concern in the aerospace industry, as it directly affects fuel efficiency and overall performance. By utilizing special steel, manufacturers can design fasteners that are simultaneously strong and lightweight, contributing to the ongoing efforts of reducing weight in modern aircraft. Furthermore, special steel allows for the production of fasteners with precise dimensions and tight tolerances. This is crucial for achieving a secure fit between components, minimizing vibrations, and preventing potential damage caused by movement during flight. The accuracy and reliability of special steel fasteners play a vital role in maintaining the structural integrity and safety of the aircraft. In conclusion, special steel plays a significant role in the aerospace fastener industry by providing the necessary strength, durability, temperature resistance, and corrosion resistance required for aircraft applications. Its unique properties enable the production of lightweight yet robust fasteners, ensuring the structural integrity and safety of modern aircraft. Without the utilization of special steel, the aerospace industry would face substantial challenges in meeting the demanding requirements of aviation.
- Q: How does special steel contribute to the nuclear industry?
- Special steel plays a crucial role in the nuclear industry for several reasons. Firstly, special steel is highly resistant to corrosion and can withstand extreme temperatures and pressures, making it an ideal material for the construction of nuclear reactors and other components. This is essential for ensuring the safety and longevity of nuclear power plants. Secondly, special steel is used in the fabrication of fuel assemblies and storage containers for nuclear fuel. These containers must be able to contain radioactive material safely and securely, and special steel provides the necessary strength and durability to prevent leakage or contamination. Furthermore, special steel is utilized in the construction of steam generators, which are essential components of nuclear power plants. Steam generators transfer heat from the reactor to the turbines, generating electricity. The high temperature and pressure conditions within steam generators demand a material that can withstand these harsh conditions, and special steel fulfills this requirement. Additionally, special steel is employed in the manufacturing of control rods, which are used to regulate the nuclear reaction within the reactor core. The control rods are inserted or withdrawn to control the rate of fission and maintain a stable reaction. Special steel's mechanical properties and resistance to radiation damage ensure the reliability and effectiveness of control rods. Moreover, special steel is used in the construction of shielding materials and containment structures that protect workers, the environment, and the general public from radiation exposure. These structures are designed to prevent the release of radioactive materials and are made with special steel due to its excellent radiation shielding properties. In summary, special steel contributes significantly to the nuclear industry by providing the necessary strength, durability, and resistance to corrosion, heat, and radiation. It enables the safe and efficient operation of nuclear reactors, the storage and transportation of nuclear fuel, and the protection of personnel and the environment.
- Q: What are the specific requirements for special steel used in the railway track industry?
- The specific requirements for special steel used in the railway track industry are designed to ensure the safety, durability, and efficiency of the tracks. Firstly, the steel used for railway tracks must have a high tensile strength to withstand the heavy loads and constant stress applied by trains. This strength allows the tracks to maintain their shape and prevent deformation, ensuring smooth and stable movement of the trains. Secondly, the special steel used in railway tracks must have excellent wear resistance. As trains constantly traverse the tracks, there is significant friction and wear between the train wheels and the tracks. Therefore, the steel needs to be able to withstand this wear and tear, minimizing the need for frequent maintenance and replacement. Thirdly, the steel used in railway tracks must have good fatigue resistance. Trains exert repetitive loads on the tracks, which can lead to fatigue failure if the steel is not able to withstand this cyclic loading. Fatigue resistance ensures that the tracks remain intact and safe for prolonged periods, reducing the risk of accidents. Furthermore, the steel must have high corrosion resistance to withstand exposure to various environmental and weather conditions. Railway tracks are exposed to moisture, temperature variations, and other corrosive elements, making it crucial for the steel to have the ability to resist rust and corrosion. In addition to these mechanical and physical properties, the steel used in the railway track industry must also meet specific dimensional and geometric requirements. This includes precise dimensions, straightness, and alignment to ensure proper installation and alignment of the tracks, allowing for smooth and safe train operations. Overall, the specific requirements for special steel used in the railway track industry revolve around strength, wear resistance, fatigue resistance, corrosion resistance, and dimensional accuracy. Meeting these requirements is essential to ensure the safety, longevity, and efficiency of railway tracks, facilitating smooth and reliable train transportation.
- Q: How does mold steel resist wear and erosion?
- Mold steel resists wear and erosion due to its high hardness and toughness properties. The steel is specifically designed to withstand the repetitive stress, abrasion, and impact that molds are subjected to during their operational lifespan. Additionally, mold steel is often treated with heat treatments or coatings to further enhance its resistance to wear and erosion, ensuring its durability and longevity in molding applications.
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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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