Special Steel SAE8620 Alloy Structual Steel Round

Special Steel SAE8620 Alloy Structual Steel Round System 1

Special Steel SAE8620 Alloy Structual Steel Round

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 10000 m.t./month

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Specifications

8620 steel round bars
1.Diameter:12~600mm
2.Delivery Conditon:annealed, black/turned surface
3.Short Delivery Time

Product information

AISI 8620 steel flats
Chemical Composition(%)
C	Si	Mn	P	S	Cr	Mo	Ni
0.38-0.43	0.15-0.35	0.60-0.80	≤0.030	≤0.030	0.70-0.90	0.20-0.30	1.65-2.00
Heat Treatment
annealed, Q+T
Melting Process
1. EAF: Electric Furnace+LF+VD(Optional)
2. ESR: Electric Furnace+LF+VD+Eleroslag Remelted(Optional)
UT Class
According to Standard of SEP 1921/84,100% Volume, Level C/c, D/d or E/e
Tolerance on Quantity
+/-10% Per Size

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Special Steel SAE8620 Alloy Structual Steel Round

Shipping

1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;

2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;

3. Customers specifying freight forwarders or negotiable shipping methods!

Delivery Time: 3-7 days for samples; 5-25 days for batch goods.

Payment Terms

1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.

2.MOQ: 1pcs

3.Warranty : 3 years

4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)

2)as customer's requirement

Why choose us?

(1) The leading exporter in China special steel industry.

(2) Large stocks for various sizes, fast delivery date.

(3) Good business relationship with China famous factories.

(4) More than 7 years steel exporting experience.

(5) Good after-sales service guarantee.

Q: How does special steel contribute to the automotive racing aftermarket industry?: The automotive racing aftermarket industry relies heavily on special steel, which provides the necessary strength, durability, and performance for high-performance racing vehicles. In this industry, where speed, precision, and safety are of utmost importance, special steel offers exceptional properties that enable engineers and manufacturers to push performance limits. One significant contribution of special steel to the automotive racing aftermarket industry is its ability to endure extreme conditions. Racing vehicles face intense heat, pressure, and vibrations during high-speed races, which can place immense stress on various components. Special steel, with its outstanding heat resistance and high tensile strength, ensures that critical parts like engine components, transmission gears, and suspension systems can withstand these harsh conditions while maintaining optimal performance and safety. Furthermore, special steel's lightweight nature makes it an ideal material for racing vehicle components. Reducing weight is crucial in racing as it directly affects acceleration, handling, and overall performance. By utilizing special steel, manufacturers can create lighter yet stronger components, allowing racing teams to achieve higher speeds, improved maneuverability, and enhanced fuel efficiency. Special steel also contributes to the automotive racing aftermarket industry through its excellent machinability and weldability. This enables precise customization and modification of components according to the specific needs and preferences of racing teams. Whether it involves creating custom engine blocks, exhaust systems, or chassis reinforcements, special steel provides the necessary flexibility to optimize performance and gain a competitive edge. Moreover, the use of special steel in the automotive racing aftermarket industry promotes innovation and technological advancements. Steel manufacturers continuously develop new alloys and compositions that enhance the performance capabilities of racing vehicles. These advancements can include improved corrosion resistance, enhanced fatigue strength, and superior material properties, all of which contribute to the overall performance and longevity of racing vehicle components. In conclusion, special steel plays a vital role in the automotive racing aftermarket industry. Its unique combination of strength, durability, lightweight properties, and machinability allows racing teams to design and manufacture high-performance vehicles capable of withstanding extreme conditions. By leveraging the advantages of special steel, the industry can continue pushing the boundaries of automotive racing, delivering faster, safer, and more efficient racing machines.

Q: What are the applications of special steel?: Special steel has a wide range of applications in various industries including automotive, aerospace, construction, energy, and machinery. It is used for manufacturing high-performance components and structures that require exceptional strength, durability, and resistance to corrosion, wear, and extreme temperatures. Some specific applications include engine parts, gears, bearings, cutting tools, pipelines, and building infrastructure.

Q: How does special steel contribute to the industrial machinery aftermarket industry?: Special steel plays a crucial role in the industrial machinery aftermarket industry by providing high-quality and durable components that enhance the performance and longevity of machinery. One of the main contributions of special steel to this industry is its exceptional strength and resistance to wear and tear. Industrial machinery is subjected to heavy loads, extreme temperatures, and corrosive environments, which can cause regular steel components to deteriorate quickly. However, special steel alloys are specifically designed to withstand these harsh conditions, ensuring that the machinery operates efficiently for an extended period. Moreover, special steel offers excellent machinability, making it easier to manufacture intricate and precise components. This enables aftermarket manufacturers to produce replacement parts that perfectly fit into existing machinery, minimizing downtime during repairs and maintenance. Additionally, special steel's machinability allows for customization, as it can be easily shaped and modified to meet the specific requirements of different machinery models. Furthermore, special steel's exceptional heat resistance makes it ideal for the production of high-temperature components used in industrial machinery. These components, such as turbine blades or furnace parts, need to withstand intense heat without losing their structural integrity. Special steel alloys possess excellent heat resistance properties, ensuring that the machinery can operate at high temperatures without compromising performance or safety. Additionally, special steel contributes to the industrial machinery aftermarket industry by providing corrosion-resistant components. Many industries, such as oil and gas or marine, expose machinery to corrosive substances or environments. Regular steel components are susceptible to corrosion, leading to premature failure and costly repairs. However, special steel alloys are highly resistant to corrosion, enhancing the durability and reliability of machinery in these demanding conditions. Overall, special steel's unique properties, including strength, machinability, heat resistance, and corrosion resistance, significantly contribute to the industrial machinery aftermarket industry. By utilizing special steel components, manufacturers can enhance the performance, durability, and longevity of machinery, reducing downtime, and improving overall operational efficiency.

Q: How does special steel contribute to the creep resistance of products?: The creep resistance of products is aided by special steel due to its distinct properties and composition. Creep, which refers to the gradual deformation of a material under constant stress over time, is a significant concern in industries that involve high temperatures and prolonged usage. To combat this, special steel, also known as high-temperature steel or heat-resistant steel, is specifically designed to endure these extreme conditions and minimize creep. The high melting point of special steel is one of the key factors that contribute to its resistance against creep. Typically, special steel is alloyed with elements like chromium, nickel, molybdenum, and vanadium, which considerably elevate its melting point compared to regular steel. This increased heat resistance enables special steel to retain its structural integrity and resist deformation even when exposed to elevated temperatures. The unique microstructure of special steel also plays a crucial role in its ability to resist creep. Engineers deliberately create a fine-grained structure in special steel, which enhances its strength and hinders the movement of dislocations within the material. Dislocations are imperfections in the atomic arrangement of a material that can lead to creep deformation. By minimizing dislocation movement, special steel exhibits greater resistance to creep and maintains its shape and dimensional stability over extended periods. Additionally, special steel often has a higher content of certain alloying elements. For example, the addition of elements like molybdenum and vanadium enhances the creep strength of special steel by forming stable carbides within the material. These carbides act as barriers to dislocation movement, further hindering creep deformation and improving the overall resistance to creep. Advanced heat treatment processes, such as quenching and tempering, are frequently employed on special steel to optimize its mechanical properties and enhance its resistance against creep. These heat treatments refine the microstructure, improve the distribution of alloying elements, and increase the hardness and strength of the material, all of which contribute to better resistance against creep. In summary, special steel's ability to withstand high temperatures, its unique microstructure, and its alloying elements and heat treatment processes collectively provide exceptional resistance against creep. As a result, special steel is an ideal choice for various applications that require durability and longevity under extreme thermal conditions, such as gas turbines, nuclear reactors, high-temperature boilers, and aerospace components.

Q: What is the impact strength of special steel?: The impact strength of special steel is high, making it resistant to fractures or breaking under high impact or sudden forces.

Q: What are the different types of heat-resistant steel?: There are several different types of heat-resistant steel, including austenitic stainless steel, martensitic stainless steel, ferritic stainless steel, and nickel-based alloys.

Q: What are the mechanical properties of special steel?: Enhanced mechanical properties are possessed by special steels, also known as alloy steels, in comparison to regular carbon steels. These properties differ based on the concentration and specific alloying elements. Some common mechanical properties of special steel are as follows: 1. High tensile strength: Special steels are recognized for their exceptional strength, making them suitable for applications requiring high load-bearing capacity. The tensile strength of these steels can vary from 500 MPa to over 2,000 MPa, depending on the composition. 2. Improved hardness: The inclusion of alloying elements in special steels can significantly increase their hardness. This property is desirable for applications that demand resistance to wear and abrasion. Special steels can achieve hardness levels ranging from 200-600 HB (Brinell hardness), depending on the specific alloy composition and heat treatment. 3. Good toughness: Special steels commonly exhibit good toughness, which refers to their ability to absorb energy before fracturing. This property is crucial for components subjected to impact or dynamic loading. The combination of high strength and toughness makes special steels suitable for demanding applications such as automotive parts or industrial machinery. 4. Excellent fatigue resistance: Special steels are engineered to withstand cyclic loading without failure. They display enhanced fatigue resistance, enabling them to endure repeated stress cycles without compromising their structural integrity. This property makes special steels ideal for critical components in the aerospace, automotive, and machinery industries. 5. Superior corrosion resistance: Depending on the alloy composition, special steels can offer improved corrosion resistance compared to regular carbon steels. The addition of elements like chromium, nickel, or molybdenum aids in the formation of protective oxide layers on the surface, preventing corrosion and increasing durability. 6. High temperature resistance: Certain special steels are specifically formulated to perform well at elevated temperatures. They possess excellent heat resistance and can retain their mechanical properties even under extreme temperatures. This property is crucial for applications such as turbine blades, exhaust systems, or high-temperature furnaces. It is important to note that the specific mechanical properties of special steel can vary significantly depending on the specific alloy composition, heat treatment, and processing techniques employed. Therefore, it is essential to consult the material specifications or seek expert advice to determine the exact mechanical properties of a particular special steel.

Q: How is magnetic alloy steel used in the production of magnetic components?: Magnetic alloy steel is commonly used in the production of magnetic components due to its unique magnetic properties. It is an essential material for manufacturing products like magnetic cores, transformers, and inductors. The alloy's high saturation magnetization and low coercivity make it ideal for creating strong and efficient magnetic fields. Additionally, its excellent thermal stability ensures reliable performance under various operating conditions. Overall, magnetic alloy steel enhances the functionality and efficiency of magnetic components, making it a crucial material in their production.

Q: Can special steel be used in the agricultural industry?: Yes, special steel can be used in the agricultural industry. Special steels, such as high-strength and corrosion-resistant varieties, can be utilized for various applications in agriculture. These steels can be used to manufacture farm equipment, machinery, tools, and infrastructure such as storage containers, irrigation systems, and agricultural buildings. The properties of special steel, such as durability, resistance to wear and tear, and ability to withstand harsh environmental conditions, make it suitable for enhancing productivity and longevity in agricultural operations.

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 include high strength, durability, and resistance to wear, fatigue, and corrosion. It must also possess good weldability and maintain its mechanical properties under varying temperatures and loading conditions. Additionally, the steel should comply with specific industry standards and undergo rigorous testing and quality control measures to ensure its reliability and safety for railway track applications.

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