Special Steel Alloy Steel Round Bar SAE8620

Special Steel Alloy Steel Round Bar SAE8620 System 1

Special Steel Alloy Steel Round Bar SAE8620

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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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Product Information

1 Standards and Chemical Composition:

BS	AISI	JIS	DIN
850M20	SAE8620	SNCCM220(H)	21NiCrMo2 1.6523

AISI

JIS

DIN

850M20

SAE8620

SNCCM220(H)

21NiCrMo2

1.6523

C	Si	Mn	P	S	Cr	Ni	Mo
0.18-0.23	0.15-0.35	0.70-0.90	≤0.035	≤0.035	0.4-0.6	0.4-0.7	0.15-0.25

2 Brief Introduction:

Dimension	14-350mm
Length	2-13m or as per your request
Delivery condition	Hot rolled
Heat Treatment	Normalizing, Annealing, Quenching
Packing	Standard seaworthy packing or according to your requirements

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Special Steel Alloy Steel Round Bar SAE8620

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Special Steel Alloy Steel Round Bar SAE8620

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 perform in terms of hardness?: Special steel performs exceptionally well in terms of hardness. Due to its unique alloy composition and precise manufacturing process, it exhibits superior hardness compared to conventional steel. This enhanced hardness allows special steel to withstand high pressures, resist wear and tear, and provide excellent performance in demanding applications across various industries.

Q:How is the quality of special steel ensured?: The quality of special steel is ensured through a combination of rigorous testing, strict quality control measures, and adherence to international standards and specifications. Special steel producers employ various methods such as chemical analysis, mechanical testing, and non-destructive testing to verify the composition, strength, and integrity of the steel. Additionally, special steel manufacturers often have dedicated quality assurance teams that closely monitor the production process to identify any potential issues and ensure the final product meets the required specifications.

Q:How does special steel contribute to the defense and security industry?: Enhanced strength, durability, and resistance to extreme conditions are crucial attributes of special steel, playing a vital role in the defense and security industry. This type of steel is specifically designed to meet the industry's unique demands, ensuring military equipment and infrastructure can withstand challenging environments and threats. One significant contribution of special steel to the defense and security sector lies in its use for manufacturing armored vehicles and tanks. These vehicles require high-strength steel to protect military personnel from ballistic and explosive threats. Special steel provides the necessary toughness and resilience to withstand impacts, ensuring soldiers' safety on the battlefield. Moreover, special steel is instrumental in the production of naval vessels and submarines. The maritime environment poses significant challenges due to its corrosive nature and harsh weather conditions. By utilizing special steel, naval ships can be constructed with superior corrosion resistance, extending their lifespan and reducing maintenance costs. Additionally, special steel is vital for the production of military-grade weaponry and ammunition. The steel's high strength and durability ensure that firearms, missiles, and other weapons can withstand extreme forces and function reliably in critical situations. This reliability is of utmost importance in the defense and security industry, where weapon failure could have severe consequences. Furthermore, special steel contributes to the construction of critical defense infrastructure, including military bases, bunkers, and communication towers. Its ability to withstand extreme temperatures, high pressures, and other challenging conditions ensures the reliability and longevity of these structures, enhancing national security. In summary, special steel's unique properties, including high strength, durability, and resistance to extreme conditions, are essential in the defense and security industry. By incorporating this material into military equipment, vehicles, weaponry, and infrastructure, defense organizations can ensure the safety, reliability, and effectiveness of their operations, ultimately contributing to national security.

Q:What are the main characteristics of electrical steel?: Electrical steel, also known as silicon steel or transformer steel, possesses several main characteristics that make it suitable for use in electrical appliances and power equipment. Firstly, electrical steel has a high magnetic permeability, which means it can easily conduct magnetic flux. This property allows it to efficiently transfer electrical energy and reduce energy losses in transformers, motors, and generators. Secondly, electrical steel exhibits low core loss, also known as hysteresis loss and eddy current loss. Hysteresis loss refers to the energy dissipated due to the reversal of magnetic domains within the material, while eddy current loss is caused by circulating currents induced by alternating magnetic fields. The low core loss property of electrical steel enables high energy efficiency and minimizes heat generation in electrical devices. Another important characteristic of electrical steel is its high electrical resistivity. This property reduces the magnitude of eddy currents, further reducing energy losses in electrical equipment. Additionally, electrical steel has a high saturation induction, which refers to its ability to reach maximum magnetic flux density. This characteristic allows transformers and motors to operate at higher magnetic flux densities, resulting in more compact and efficient designs. Furthermore, electrical steel possesses a high mechanical strength, which is crucial for withstanding the stresses and vibrations encountered in electrical devices. It also exhibits good thermal conductivity, enabling efficient heat dissipation and enhancing the overall performance and longevity of electrical equipment. In summary, the main characteristics of electrical steel include high magnetic permeability, low core loss, high electrical resistivity, high saturation induction, high mechanical strength, and good thermal conductivity. These properties make it an ideal material for various electrical applications, providing efficiency, reliability, and performance in power generation, transmission, and utilization.

Q:How does special steel contribute to improving product resistance to environmental factors?: Special steel contributes to improving product resistance to environmental factors in several ways. Firstly, special steel alloys often have enhanced corrosion resistance, protecting the product from damage caused by exposure to moisture, chemicals, and other corrosive substances present in the environment. Additionally, special steel can offer improved strength and durability, enabling the product to withstand harsh conditions such as extreme temperatures, high pressure, or mechanical stress. Furthermore, special steel can exhibit excellent fatigue resistance, ensuring that the product maintains its structural integrity even after prolonged exposure to cyclic loading or repetitive stress. Overall, the unique characteristics of special steel make it a valuable material for enhancing the resistance of products to various environmental factors, ultimately prolonging their lifespan and reducing maintenance costs.

Q:What are the main applications of special steel in the chemical processing industry?: Special steel has various applications in the chemical processing industry, primarily due to its excellent corrosion resistance, high temperature resistance, and strength. It is commonly used in the construction of chemical storage tanks, pipes, and reactors, where it helps to prevent leaks and maintain the integrity of the process. Additionally, special steel is utilized in the manufacturing of valves, pumps, and heat exchangers, ensuring reliable and efficient operations in chemical plants.

Q:Can special steel be used in the appliance manufacturing industry?: Yes, special steel can be used in the appliance manufacturing industry. Special steels, such as stainless steel or high-strength steel, offer various advantages such as corrosion resistance, durability, and enhanced mechanical properties. These qualities make them suitable for manufacturing appliances that require high performance, such as refrigerators, ovens, or washing machines. Additionally, special steels can be customized to meet specific design requirements and can contribute to the overall aesthetic appeal of the appliances.

Q:What are the requirements for special steel used in marine applications?: Special steel used in marine applications must meet certain requirements to ensure its durability and performance in the harsh marine environment. These requirements typically include high corrosion resistance to withstand exposure to saltwater, excellent strength and toughness to withstand extreme forces and impacts, good weldability for ease of fabrication and maintenance, and low magnetic permeability to avoid interference with electronic equipment. Additionally, the steel must be able to withstand fluctuating temperatures and be resistant to fatigue and stress corrosion cracking to ensure long-term reliability in marine applications.

Q:How is bearing steel used in the manufacturing of bearings?: Bearing steel is a specialized type of steel that is used in the manufacturing of bearings to ensure high performance and durability. It is specifically designed to have excellent hardness, wear resistance, and fatigue strength. Bearing steel is used to produce the inner and outer rings, as well as the rolling elements and cages of bearings. By using bearing steel, manufacturers can produce bearings that can withstand heavy loads, high speeds, and continuous rotation, ensuring smooth operation and longer lifespan of the bearings.

Q:What are the unique properties of stainless steel?: Stainless steel has several unique properties that make it highly desirable in various applications. Firstly, it has excellent corrosion resistance, making it resistant to rust and staining, even in harsh environments. Additionally, stainless steel is durable and can withstand high temperatures, making it suitable for use in extreme conditions. It also has a high strength-to-weight ratio, making it strong yet lightweight. Moreover, stainless steel is hygienic and easy to clean, making it ideal for use in food processing and medical equipment. Lastly, stainless steel has an attractive appearance and can be easily fabricated into different shapes, making it a versatile material for various industries.

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