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: What is the purpose of annealing in special steel production?
- The aim of annealing in the production of special steel is to enhance the mechanical characteristics and overall quality of the steel. Annealing involves subjecting the steel to a particular temperature and gradually cooling it, typically in a controlled setting. This procedure aids in relieving any internal stresses or strains that might have developed during previous manufacturing processes like rolling or forging. During the annealing process, the microstructure of the steel goes through changes, resulting in a more refined and uniform material. The process allows for the redistribution of atoms, thereby eliminating defects, improving grain structure, and enhancing the steel's toughness, ductility, and machinability. Furthermore, annealing helps in reducing the hardness of the steel, rendering it easier to work with and shape. It also enhances the steel's resistance to cracking and increases its ability to withstand corrosion and other environmental factors. In certain special steel alloys, annealing can also be employed to achieve desired physical properties such as increased hardness or improved magnetic characteristics. Ultimately, the objective of annealing in the production of special steel is to optimize the steel's properties and ensure it meets the specific requirements of its intended application, be it in industries such as automotive, aerospace, or manufacturing.
- Q: What is the importance of heat treatment in special steel?
- Heat treatment is of utmost importance in special steel because it significantly enhances its mechanical properties and overall performance. Special steel, also known as alloy steel, is specifically designed to possess specific characteristics such as high strength, hardness, wear resistance, and toughness, making it suitable for demanding applications in industries like automotive, aerospace, and tooling. The heat treatment process involves controlled heating and cooling of the steel to alter its microstructure, which in turn affects its properties. There are several heat treatment techniques employed, including annealing, tempering, quenching, and hardening, each serving a specific purpose. One key importance of heat treatment in special steel is the ability to increase its hardness. Through techniques like quenching and hardening, the steel can be transformed into a hardened state, where it becomes much stronger and more resistant to abrasion and wear. This is crucial for applications that involve heavy loads, impact, and abrasive environments. Additionally, heat treatment can also improve the toughness and ductility of special steel. By carefully controlling the cooling rate during the heat treatment process, the steel's microstructure can be adjusted to achieve a fine-grained structure, enhancing its toughness and ability to withstand sudden impacts or shocks. This is particularly important in applications where the material needs to absorb energy and resist fractures, such as in structural components or tools. Furthermore, heat treatment can also improve the machinability and dimensional stability of special steel. By subjecting the steel to annealing or tempering processes, internal stresses and residual strains can be relieved, resulting in a more stable and easier-to-machine material. This is crucial in industries where precision and dimensional accuracy are paramount. In conclusion, the importance of heat treatment in special steel cannot be overstated. It is a vital process that allows for the optimization of the steel's mechanical properties, ensuring it meets the specific requirements of demanding applications. By carefully manipulating the microstructure, heat treatment enhances the steel's hardness, toughness, and machinability, making it a versatile and reliable material in various industries.
- Q: What are the requirements for special steel used in robotic applications?
- Optimal performance and reliability of robotic applications necessitates special steel that meets specific key requirements. These requirements encompass: 1. Exceptional strength: The steel utilized in robotic applications must possess outstanding strength properties to endure the stresses and loads encountered during robotic operations. It should exhibit superior tensile and yield strength to ensure structural integrity and prevent failure when subjected to heavy loads. 2. Resistance to wear: The steel employed in robotic applications should demonstrate high resistance to wear, enabling it to withstand repetitive motions, sliding, and abrasive contact with different surfaces. This characteristic minimizes wear and tear, thereby extending the lifespan of robotic components. 3. Protection against corrosion: Robotic applications often involve exposure to diverse environments, including moisture, chemicals, and other corrosive agents. Consequently, the special steel employed must possess excellent corrosion resistance to prevent degradation and maintain optimal performance over time. 4. Toughness: Good toughness is essential for special steel, allowing it to absorb energy and resist fracture or cracking. This attribute is crucial to ensure that the steel can withstand sudden shocks or impacts without catastrophic failure, thereby enhancing the safety and reliability of the robotic system. 5. Machinability: Robotic components often necessitate intricate shapes and precise dimensions. Therefore, the special steel used must exhibit good machinability, enabling easy cutting, shaping, and forming without excessive tool wear or manufacturing difficulties. 6. Heat resistance: Some robotic applications involve exposure to high temperatures, such as in welding or metalworking processes. Hence, it is imperative for the special steel to possess good heat resistance, maintaining its mechanical properties and structural integrity even under elevated temperatures. 7. Magnetic properties: Certain robotic applications may require non-magnetic steel to prevent interference with electromagnetic sensors or systems. Consequently, special steel with low magnetic permeability is often preferred for such applications. By fulfilling these requirements, special steel employed in robotic applications can deliver the necessary strength, durability, and performance essential for efficient and reliable robotic operations across various industries, including manufacturing, healthcare, and exploration.
- Q: How does spring steel maintain its elasticity?
- Spring steel maintains its elasticity due to its unique composition and manufacturing process. It is made from a specific type of high-carbon steel that undergoes a specialized heat treatment called quenching and tempering. This process involves heating the steel to a high temperature and then rapidly cooling it in water or oil, followed by reheating to a specific temperature and allowing it to cool slowly. This heat treatment creates a fine-grained microstructure in the steel, which gives it the ability to withstand repeated bending or twisting without permanently deforming. Additionally, the high carbon content in spring steel enhances its strength and resilience, allowing it to return to its original shape even after being subjected to significant force or pressure.
- Q: What are the main characteristics of wear-resistant castings?
- Wear-resistant castings are specifically designed to withstand the harsh conditions of wear and abrasion. The main characteristics of these castings include: 1. Hardness: Wear-resistant castings are made from materials that have a high hardness rating. This allows them to resist deformation, surface damage, and wear caused by friction and impact. 2. Toughness: In addition to being hard, wear-resistant castings also possess high toughness. This means they can absorb energy without fracturing or breaking, ensuring their longevity and durability in challenging environments. 3. Corrosion resistance: Wear-resistant castings are often resistant to corrosion and oxidation, which helps to extend their lifespan and maintain their performance even in corrosive or high-temperature conditions. 4. Heat resistance: These castings can withstand high temperatures without losing their hardness or strength, making them suitable for applications where heat is generated or transferred, such as in industrial machinery or power plants. 5. Wear resistance: As the name suggests, the primary characteristic of wear-resistant castings is their ability to resist wear. They are designed to minimize the loss of material due to abrasion, erosion, or friction, ensuring a longer lifespan and reduced maintenance requirements. 6. Customizability: Wear-resistant castings can be customized to suit specific applications and requirements. They can be produced in various shapes, sizes, and configurations to fit different components and machinery, providing tailored solutions for wear-related challenges. Overall, the main characteristics of wear-resistant castings make them essential components in industries where wear and abrasion are prevalent, such as mining, construction, cement, and steel manufacturing. These castings help to increase the lifespan and reliability of equipment, reduce downtime, and improve overall operational efficiency.
- Q: What are the different welding techniques for special steel?
- There are several different welding techniques that can be used for special steel, depending on the specific requirements and characteristics of the steel. Some of the commonly used welding techniques for special steel include: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW uses a consumable electrode coated in flux to create an arc between the electrode and the base metal. This technique is versatile and can be used for a wide range of steel types, including special steel. 2. Gas Metal Arc Welding (GMAW): Also known as MIG (Metal Inert Gas) welding, GMAW uses a continuous solid wire electrode and a shielding gas to protect the weld from atmospheric contamination. This technique is commonly used for thinner special steel materials. 3. Flux-Cored Arc Welding (FCAW): Similar to GMAW, FCAW uses a continuous tubular electrode filled with flux. This flux provides additional shielding and can allow for higher deposition rates. FCAW is suitable for special steel with thick sections or when welding in outdoor or windy conditions. 4. Gas Tungsten Arc Welding (GTAW): Also known as TIG (Tungsten Inert Gas) welding, GTAW uses a non-consumable tungsten electrode and a shielding gas. This technique is known for its precision and is often used for special steel alloys that require high-quality and aesthetically pleasing welds. 5. Plasma Arc Welding (PAW): PAW is similar to GTAW but uses a more focused arc created by passing gas through a constricted nozzle. This technique is often used for special steel alloys that have higher melting temperatures or require deeper penetration. 6. Submerged Arc Welding (SAW): SAW involves feeding a continuous wire electrode into a molten flux layer that covers the weld. This technique is commonly used for heavy and thick special steel sections, as it provides excellent penetration and high deposition rates. It is important to choose the most appropriate welding technique for special steel based on factors such as the steel composition, thickness, intended application, and desired weld quality. Consulting with a qualified welding professional or referring to the steel manufacturer's recommendations can help ensure the best welding technique is selected for the specific special steel being used.
- Q: Can special steel be used in the wood manufacturing industry?
- Yes, special steel can be used in the wood manufacturing industry. Special steel, such as high-speed steel or tool steel, is often used in the production of cutting tools like saw blades or drill bits, which are essential in wood processing. These types of steel offer superior hardness, durability, and resistance to wear, allowing for efficient and precise cutting of wood. Additionally, special steel can also be used in the production of machinery or equipment used in wood manufacturing processes, providing strength and reliability.
- Q: What are the cost considerations when using special steel?
- When using special steel, there are several cost considerations that need to be taken into account. Firstly, the cost of the raw materials used to produce special steel can be significantly higher compared to regular steel. Special steel is often made from alloying elements such as chromium, nickel, or molybdenum, which can be more expensive than the iron and carbon used in regular steel production. These alloying elements improve the properties of the steel, making it stronger, more corrosion-resistant, or better suited for specific applications. Additionally, the production process for special steel may involve additional steps or specialized equipment, leading to increased manufacturing costs. This can include steps such as vacuum degassing, controlled cooling, or precision forging, all of which contribute to the quality and performance of the final product but can also add to the overall cost. Furthermore, because special steel is often tailored to meet specific requirements or industry standards, there may be additional testing and certification costs involved. These can include non-destructive testing, material analysis, or third-party inspections to ensure that the steel meets the required specifications. These additional quality control measures can add to the overall cost of using special steel. Finally, the demand and availability of special steel can also impact its cost. If the demand for certain types of special steel is high or the supply is limited, prices may be driven up. This can be particularly relevant for industries that require specialized steel grades, such as aerospace, automotive, or oil and gas. In summary, the cost considerations when using special steel include the higher cost of raw materials, the additional manufacturing steps, the testing and certification requirements, and the overall supply and demand dynamics of the market. However, it is important to note that the benefits and advantages of using special steel, such as improved performance, durability, or specific properties, can often outweigh the higher costs, making it a worthwhile investment for many industries.
- Q: What are the applications of special steel in the manufacturing supply chain?
- Special steel has various applications in the manufacturing supply chain. It is commonly used in industries such as automotive, aerospace, energy, and construction. Special steel's unique properties, including high strength, durability, and resistance to corrosion and wear, make it ideal for manufacturing components and parts that require exceptional performance under demanding conditions. These applications can range from manufacturing engine components, structural parts, tools, and machinery, to oil and gas pipelines, power generation equipment, and building infrastructure. Special steel plays a crucial role in enhancing the overall efficiency, reliability, and safety of the manufacturing supply chain.
- Q: How does special steel resist wear and tear?
- Special steel resists wear and tear through its unique composition and heat treatment processes. It typically contains additives such as chromium, molybdenum, and vanadium, which enhance its hardness, corrosion resistance, and durability. Additionally, special steel undergoes specialized heat treatment techniques like quenching and tempering, which further improve its strength and ability to withstand stress and abrasion. These properties make special steel highly resistant to wear and tear, allowing it to maintain its structural integrity and performance over extended periods of use.
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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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