High Quality Round Bar Bearing Steel Gcr15/SAE 52100
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 10000 m.t./month
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Specifications:
1) Grade: Bearing steel SAE 52100 / GCr15 round bars
2) Diameter: 20-500mm
3) Hot rolled/forged, annealed
Application:
Bearing steels are the most important special steels for the manufacturing of rolling elements and bearing rings.
The high-carbon chrome bearing steels are widely used in transmission shaft rollers and sleeves for auto,construction machinery, inter combustion engine manufacturing,electrical locomotive,machine tool,tractor,steel rolling equipment,drilling machinery and others.
Carburized bearing steels are mainly used in railway locomotives and wind power field.The self-developed high-grade bearing steels are acknowledged by lots of famous bearing companies in the world.
Packaging & Delivery
Mark: Heat No. will be cold stamped and Steel grade, diameter (mm), length (mm), and the manufacturer LOGO and weight (kg) is painted.
Standard seaworthy packing or as customer required
Delivery time: Within 30 days after order is confirmed.
- Q:How does special steel perform in corrosive environments?
- Special steel is specifically designed to perform exceptionally well in corrosive environments. It is resistant to corrosion caused by various factors such as moisture, chemicals, and high temperatures. This type of steel typically contains higher levels of alloying elements such as chromium, nickel, and molybdenum, which enhance its corrosion resistance properties. Additionally, special steel undergoes specific heat treatments and surface finishes to further improve its resistance to corrosion. Overall, special steel exhibits excellent performance and longevity in corrosive environments, making it a preferred choice in industries such as oil and gas, chemical processing, marine, and construction.
- Q:How does special steel perform in heat treatment applications?
- Special steel is specifically designed to perform well in heat treatment applications. Unlike regular steel, special steel has been alloyed with specific elements to enhance its heat resistance and improve its mechanical properties. When subjected to heat treatment processes such as annealing, quenching, tempering, or hardening, special steel undergoes structural changes that result in improved strength, hardness, toughness, and wear resistance. The performance of special steel in heat treatment applications can be attributed to its unique alloying elements, such as chromium, molybdenum, nickel, and vanadium. These elements form various carbides, nitrides, or intermetallic compounds during heat treatment, which contribute to the overall improvement in the steel's properties. For example, chromium forms chromium carbides that increase hardness and corrosion resistance, while molybdenum and vanadium promote hardenability and wear resistance. Moreover, special steel exhibits excellent dimensional stability during heat treatment. It has a low tendency to warp or distort, ensuring that the final product maintains its desired shape and dimensions. This dimensional stability is particularly crucial for applications that require tight tolerances or intricate designs. Additionally, special steel offers consistent and reliable heat treatment results. Its composition and microstructure are carefully controlled, ensuring that it responds predictably to heat treatment processes. This allows manufacturers to achieve the desired mechanical properties consistently, reducing the risk of inconsistencies or failures in the final product. In summary, special steel performs exceptionally well in heat treatment applications. Its unique alloying elements, dimensional stability, and consistent heat treatment response make it an ideal choice for applications that require improved strength, hardness, toughness, and wear resistance. Whether it is for automotive components, tooling, or industrial machinery, special steel delivers reliable and enhanced performance after undergoing heat treatment processes.
- Q:How is tool and die steel used in the manufacturing of molds and dies?
- Tool and die steel is an essential material used in the manufacturing of molds and dies due to its high strength, toughness, and wear resistance properties. It is used to create precise and durable molds and dies that are capable of withstanding the high pressures and temperatures involved in the manufacturing process. This steel is carefully designed and machined to produce intricate shapes and forms required for various industries such as automotive, aerospace, and electronics. Tool and die steel ensures the longevity and accuracy of molds and dies, leading to efficient and high-quality production in manufacturing processes.
- Q:What are the environmental considerations of using special steel?
- There are several environmental considerations associated with the use of special steel. Firstly, the production of special steel involves the extraction and processing of raw materials, which can have significant environmental impacts. The mining of iron ore and other minerals required for steel production often results in habitat destruction, soil erosion, and water pollution. Additionally, the energy-intensive processes used to convert raw materials into steel emit large amounts of greenhouse gases, contributing to climate change. Furthermore, the disposal of special steel products at the end of their life cycle can also pose environmental challenges. Steel is a non-renewable resource, and its disposal in landfills can contribute to waste accumulation and resource depletion. However, steel is highly recyclable, and recycling steel products can significantly reduce the environmental impact associated with their disposal. In terms of transportation, special steel is often heavy and bulky, which leads to higher fuel consumption during transportation. This can contribute to air pollution and carbon emissions, particularly if long-distance shipping is involved. Moreover, the manufacturing processes used to produce special steel can generate various types of waste, such as slag and dust, which need to be properly managed to prevent negative environmental impacts. The treatment and disposal of these waste materials require careful consideration to ensure they do not contaminate soil, water, or air. To mitigate these environmental considerations, companies in the steel industry have been adopting more sustainable practices. This includes investing in cleaner technologies, such as electric arc furnaces that use recycled steel as feedstock, to reduce energy consumption and emissions. Additionally, implementing efficient waste management systems and promoting steel recycling can help minimize waste generation and resource depletion. Overall, while the use of special steel has undeniable benefits in various industries, it is crucial to consider and address the associated environmental impacts. Adopting sustainable practices throughout the entire lifecycle of special steel, from raw material extraction to end-of-life disposal, is vital in minimizing its environmental footprint and promoting a more sustainable future.
- Q:Can special steel be used in the textile industry?
- Yes, special steel can be used in the textile industry. Special steel, such as stainless steel, can be used in the production of various textile machinery components, including needles, pins, and loom parts. It offers durability, corrosion resistance, and strength, making it suitable for demanding textile manufacturing processes. Additionally, special steel can be used in the fabrication of textile machine frames and structures, providing the necessary stability and support.
- Q:What are the different methods of surface coloring for special steel?
- There are several methods of surface coloring for special steel, including electroplating, hot-dip galvanizing, powder coating, and physical vapor deposition (PVD). Each method offers unique benefits and can be chosen based on factors such as desired appearance, durability, corrosion resistance, and cost-effectiveness.
- Q:What are the environmental impacts of producing special steel?
- The production of special steel has several environmental impacts. Firstly, the extraction of raw materials such as iron ore and coal leads to habitat destruction and loss of biodiversity. Secondly, the manufacturing process involves high energy consumption, contributing to greenhouse gas emissions and climate change. Additionally, the use of various chemicals and additives in steel production can result in water and soil pollution. Lastly, the disposal of waste materials, including slag and dust, can have detrimental effects on local ecosystems if not properly managed.
- Q:What are the requirements for special steel used in construction equipment manufacturing?
- The requirements for special steel used in construction equipment manufacturing are stringent and specific. Here are some key requirements: 1. High strength: Special steel used in construction equipment manufacturing should possess high tensile strength and yield strength to withstand heavy loads and stresses. This ensures the equipment's durability and longevity. 2. Toughness: The steel should have excellent toughness to resist fracture and deformation under impact or dynamic loading conditions. This is crucial for construction equipment operating in challenging environments. 3. Wear resistance: Construction equipment is subjected to abrasive forces, such as digging, scraping, and crushing. Therefore, the special steel should exhibit high wear resistance to prevent premature wear and failure. 4. Corrosion resistance: Construction equipment often operates in harsh environments, such as construction sites, mines, and marine applications. The steel should have good corrosion resistance to prevent rusting and corrosion, which can weaken the equipment's structural integrity. 5. Weldability: Construction equipment manufacturing involves various fabrication processes, including welding. The special steel should have good weldability to ensure proper joining and structural integrity without compromising strength. 6. Heat resistance: In certain construction applications, equipment may be subjected to high temperatures or thermal cycling. Special steel should have good heat resistance to maintain its mechanical properties and structural stability under these conditions. 7. Formability: Construction equipment often consists of complex shapes and structures. The steel should have good formability to allow for easy shaping and fabrication into the desired components without compromising its mechanical properties. 8. Cost-effectiveness: While meeting the above requirements, special steel used in construction equipment manufacturing should also be cost-effective. This means balancing the desired properties with the economic feasibility of production and procurement. Meeting these requirements ensures that the special steel used in construction equipment manufacturing can withstand the demanding conditions, provide long-term durability, and ensure the safety and efficiency of the equipment. Additionally, compliance with industry standards and regulations is essential to guarantee the quality and reliability of the steel used in construction equipment manufacturing.
- Q:What are the properties of shock-resistant alloy steel?
- Shock-resistant alloy steel is known for its exceptional toughness and ability to withstand high impact and shock loads. It possesses a unique combination of strength, hardness, and ductility, making it ideal for applications in industries such as aerospace, automotive, and manufacturing. This type of steel undergoes specialized heat treatment processes to enhance its shock-resistance, thereby ensuring it can absorb and dissipate energy without fracturing or deforming. Additionally, shock-resistant alloy steel exhibits excellent corrosion resistance and can maintain its mechanical properties even in harsh environments, making it a reliable and durable material for various demanding applications.
- Q:How is mold steel used in injection molding?
- Mold steel is used in injection molding as it possesses high toughness, wear resistance, and heat resistance properties. It is used to manufacture molds or dies that are used in injection molding machines to shape molten plastic into desired products. The mold steel is capable of withstanding the high pressure and temperature of the molten plastic, ensuring the production of precise and high-quality plastic components.
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High Quality Round Bar Bearing Steel Gcr15/SAE 52100
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 10000 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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