Alloy Steel 100cr6/52100/GCr15/SUJ2 Bearing Steel

Alloy Steel 100cr6/52100/GCr15/SUJ2 Bearing Steel

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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The details of our Steel

1. Produce Standard: as the GB, AISI, ASTM, SAE, EN, BS, DIN, JIS Industry Standard

2. Produce processes: Smelt Iron -EAF smelt Billet - ESR smelt Billet -Hot rolled or forged get the steel round bar and plate

3. Heat treatment:

Normalized / Annealed / Quenched+Tempered

4. Quality assurance:

All order we can received Third party inspection, You can let SGS, BV,.. and others test company test and inspect our products before Goods shipping.

Product information

Chemical Composition(GB)%

C	Si	Mn	Cr	Cu	S
0.95-1.05	0.15-0.35	0.25-0.45	1.4-1.65	≤0.20	≤0.020

Heat Treatment

Item	Temperature ℃	Hardness
Anneal	790-810	170-207HB
Quenching	830-860	62-66HRC
Tempering	150-180	61-66HRC

Characterstics

1.Uniform hardness,Good abrasion resistance
2.High contact fatigue resistance
3.Cutting performance in general

1.Uniform hardness,Good abrasion resistance

2.High contact fatigue resistance

3.Cutting performance in general

Applications: Used to make the load of the larger small cross-section conditioning and stress smaller large parts

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Alloy Steel 100cr6/52100/GCr15/SUJ2 Bearing Steel

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:How does special steel contribute to the agricultural sector?: The agricultural sector benefits greatly from the use of special steel in multiple ways. Firstly, special steel's strength and durability make it an ideal material for manufacturing various agricultural machinery and equipment. Tractors, plows, harvesters, and irrigation systems, among others, all require sturdy and reliable components. Special steel provides the necessary strength and resistance to wear and tear, enabling these machines to withstand the demanding conditions of agricultural work. In addition, special steel is perfect for producing high-quality cutting tools that are essential in farming operations. Sickles, scythes, and pruning shears, for example, need to have sharp and durable blades for efficient vegetation cutting. Special steel's hardness and strength make it a suitable material for manufacturing such tools, ensuring they maintain their sharpness even with prolonged use. Moreover, special steel contributes to the agricultural sector by enabling the construction of strong and durable infrastructure. Agricultural buildings, storage facilities, and fencing often require materials that can withstand the elements and protect crops, livestock, and equipment. Special steel, with its resistance to rust and structural integrity, can be used in the construction of barns, silos, sheds, and fencing, providing long-lasting and reliable structures. In summary, special steel plays a vital role in the agricultural sector by providing the necessary strength, durability, and corrosion resistance for the manufacturing of machinery, cutting tools, and infrastructure. These properties enhance efficiency, productivity, and reliability in agricultural operations, ultimately benefiting farmers and the overall agricultural industry.

Q:How is corrosion-resistant alloy steel used in the production of chemical processing equipment?: Corrosion-resistant alloy steel is used in the production of chemical processing equipment due to its ability to withstand the harsh chemical environments and resist corrosion. It is commonly used to manufacture pipes, tanks, valves, and other components that come into contact with corrosive substances. This type of steel helps ensure the longevity and reliability of the equipment, preventing leaks, contamination, and costly repairs or replacements.

Q:How does special steel contribute to improving product quality?: Special steel contributes to improving product quality in several ways. Firstly, it offers superior strength and durability compared to regular steel, making it ideal for applications that require high performance and reliability. This ensures that products made with special steel will have a longer lifespan and reduced chances of failure, thereby enhancing overall quality. Additionally, special steel can be tailored to have specific properties like corrosion resistance, heat resistance, or magnetic properties, which are crucial in various industries such as automotive, aerospace, and medical. By using special steel, manufacturers can produce products that meet specific performance requirements, resulting in improved quality and customer satisfaction.

Q:What are the challenges in heat treatment of special steel?: Some challenges in the heat treatment of special steel include achieving the desired hardness and strength without compromising other properties, such as toughness and corrosion resistance. Special steels often have complex compositions, which can make it difficult to accurately control the heat treatment process. Additionally, heat treatment of special steel can be time-consuming and costly due to the need for precise temperature and time control, as well as the potential for distortion or cracking during the heat treatment process.

Q:How is the hardness of special steel measured?: The hardness of special steel is typically measured using various methods, with the most common being the Rockwell hardness test. This test involves pressing a diamond or hardened steel ball into the surface of the steel and measuring the depth of penetration. The Rockwell hardness number is then determined based on the difference in depth before and after the application of a minor load and a major load. Another widely used method is the Brinell hardness test, which involves indenting a hardened steel or carbide ball into the steel surface and measuring the diameter of the indentation. The hardness is calculated based on the applied load and the diameter of the impression. Additionally, there are other methods such as the Vickers hardness test and the Knoop hardness test that are often used for specific applications. These tests involve indenting the steel surface with a diamond pyramid and measuring the diagonal lengths or the indentation depth, respectively. Overall, the hardness of special steel is determined by measuring the resistance of its surface to indentation or penetration, providing valuable information about its mechanical properties and suitability for various applications.

Q:What are the different low-temperature grades of special steel?: Special steel includes several low-temperature grades designed to withstand extreme cold conditions. Among the commonly used grades are the following: 1. Austenitic Stainless Steel: This grade, such as 304 and 316, is renowned for its excellent corrosion resistance and high strength in low temperatures. It finds frequent use in cryogenic applications like LNG storage tanks and cryogenic piping. 2. Ferritic Stainless Steel: Ferritic stainless steel grades, including 410 and 430, possess good ductility and resistance to stress corrosion cracking, making them suitable for low-temperature applications. They are often utilized in cryogenic environments that require both high strength and resistance to embrittlement. 3. Martensitic Stainless Steel: Martensitic stainless steel, such as 410 and 420, delivers high strength and good toughness even in low temperatures. It is commonly employed in applications demanding exceptional wear resistance and strength, such as valves and turbine blades in cryogenic systems. 4. Duplex Stainless Steel: Duplex stainless steel grades like 2205 and 2507 combine high strength, excellent corrosion resistance, and good toughness in low temperatures. They are extensively employed in offshore and subsea applications where low-temperature performance and resistance to pitting and crevice corrosion are crucial. 5. Nickel-Based Alloys: Nickel-based alloys, such as Inconel and Hastelloy, are renowned for their exceptional corrosion resistance and high strength in both low and high temperatures. They are widely used in cryogenic applications, including liquefied natural gas (LNG) processing plants, as well as the aerospace and chemical processing industries. Each of these low-temperature grades of special steel offers distinct properties and advantages, making them suitable for various applications in extreme cold conditions. The appropriate grade selection depends on factors such as the specific temperature range, required corrosion resistance, strength requirements, and environmental conditions.

Q:What are the properties of magnetic stainless steel?: Magnetic stainless steel possesses a unique combination of properties. Firstly, it exhibits good corrosion resistance due to its high chromium content. This makes it resistant to rust and staining, making it suitable for various applications in corrosive environments. Secondly, it retains magnetic properties, allowing it to be attracted to magnets. This characteristic is advantageous in applications where magnetic properties are desired, such as in the manufacturing of magnetic tools or equipment. Additionally, magnetic stainless steel offers excellent strength and durability, making it suitable for use in structural components or appliances.

Q:How does special steel enhance the durability of products?: Special steel enhances the durability of products by providing superior strength, hardness, and resistance to wear, corrosion, and extreme temperatures. Its unique composition and manufacturing techniques make it highly efficient in withstanding heavy loads and external factors, thereby ensuring longevity and reliability of the products it is used in.

Q:What are the different types of tool steels used in special steel?: Special steel applications commonly utilize various types of tool steels, each designed to possess exceptional hardness, wear resistance, toughness, and heat resistance. These steels are ideal for tooling and cutting applications. Some of the types of tool steels used in special steel are as follows: 1. Carbon Tool Steel: With high carbon content ranging from 0.60% to 1.5%, this type offers excellent hardness and wear resistance, making it suitable for drills, taps, and cutting tools. 2. High-Speed Steel (HSS): HSS is an alloy steel containing elements like tungsten, molybdenum, chromium, and vanadium. It provides exceptional heat resistance, hardness, and toughness, retaining its cutting edge even at high temperatures. HSS is commonly used in drill bits, milling cutters, and other cutting tools. 3. Cold Work Tool Steel: Specifically designed for room temperature or lower temperatures, this type offers excellent toughness, wear resistance, and strength. It is used in blanking, piercing, and forming dies. 4. Hot Work Tool Steel: Developed to withstand high temperatures without sacrificing hardness and strength, these steels possess good thermal conductivity, resistance to thermal fatigue, and deformation. They find applications in forging dies, extrusion dies, and die casting molds. 5. Shock-Resisting Tool Steel: Designed to resist shock and impact loads, this type offers excellent toughness, strength, and wear resistance. It is commonly used in hammers, chisels, and pneumatic tools. 6. Stainless Tool Steel: Stainless tool steels contain high levels of chromium, providing excellent corrosion resistance. They are used in applications where resistance to rust and corrosion is crucial, such as surgical instruments, molds, and cutlery. 7. Powder Metallurgy Tool Steel: Manufactured using a powder metallurgy process, these steels offer precise control over composition and microstructure. They exhibit excellent wear resistance, high toughness, and good machinability, finding applications in high-speed cutting tools and forming tools. Overall, the various types of tool steels used in special steel applications possess a wide range of characteristics and properties to meet the specific requirements of cutting, forming, and tooling applications.

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