Alloy Steel SUJ2 Bearing Round Steel Special Steel
- Ref Price:
-
- 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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Specification
Type:
Bearing Steel
Shape:
Steel Round Bar
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Thickness:
as required
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Length:
as required
Net Weight:
as required
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 |
Applications: Used to make the load of the larger small cross-section conditioning and stress smaller large parts
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
4, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
We provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: How is special steel heat treated?
- Special steel is heat treated using a combination of heating and cooling processes to improve its strength, hardness, and other desired properties. This typically involves heating the steel to a specific temperature, known as the austenitizing temperature, followed by rapid cooling, known as quenching, to transform the steel's microstructure. This is then followed by tempering, where the steel is reheated to a lower temperature to relieve internal stresses and further enhance its mechanical properties. The specific heat treatment process and parameters vary depending on the type of special steel and the desired final properties.
- Q: How does special steel perform in molding applications?
- Special steel is highly preferred in molding applications due to its exceptional properties and performance. Firstly, special steel possesses excellent hardness and wear resistance, making it highly resistant to deformation and wear during the molding process. This ensures that the steel maintains its shape and integrity, even when subjected to high pressure and temperature. Moreover, special steel has excellent thermal conductivity, which allows for efficient heat transfer during the molding process. This helps in achieving uniform heating and cooling of the mold, resulting in consistent and high-quality molded products. Additionally, the high thermal conductivity of special steel also aids in reducing cycle times, thereby increasing productivity. Furthermore, special steel exhibits superior corrosion resistance, preventing any chemical reactions or rusting that may occur during the molding process. This ensures that the steel remains durable and long-lasting, even when exposed to moisture or corrosive substances. In terms of machinability, special steel is easily workable, allowing for precise and intricate mold designs. This enables the production of complex and detailed molded products with high accuracy and dimensional stability. Lastly, special steel offers excellent strength and toughness, making it highly resistant to cracking or fracturing under high stress conditions. This ensures the longevity and reliability of the mold, reducing the need for frequent repairs or replacements. Overall, the exceptional properties of special steel, including hardness, wear resistance, thermal conductivity, corrosion resistance, machinability, and strength, make it an ideal choice for molding applications. It guarantees high-quality and consistent molded products, increased productivity, and a longer lifespan for the molds.
- Q: How does special steel contribute to the telecommunications industry?
- Special steel plays a crucial role in the telecommunications industry by providing the necessary strength, durability, and resistance to various environmental factors. In telecommunications, special steel is primarily used in the manufacturing of transmission towers, antenna systems, and other supporting structures. Transmission towers, for instance, are the backbone of the telecommunications network. They need to be able to withstand extreme weather conditions like strong winds, heavy precipitation, and even earthquakes. Special steel, with its high tensile strength and resistance to corrosion, ensures that these towers remain stable and operational under such challenging circumstances. Furthermore, special steel is also used in the construction of antenna systems. Antennas, whether for satellite communication or wireless networks, require materials that possess excellent electrical conductivity and low signal loss. Special steel alloys can meet these requirements, allowing for efficient signal transmission and reception. Moreover, special steel offers the advantage of being lightweight compared to other materials while maintaining its strength. This weight reduction is particularly beneficial when it comes to constructing structures that need to be installed at significant heights, such as telecommunication towers. By using special steel, telecommunications companies can achieve cost savings in both construction and transportation. Additionally, special steel's durability and resistance to corrosion make it ideal for long-term use in the telecommunications industry. These properties ensure that the structures and equipment made from special steel have an extended lifespan, reducing maintenance and replacement costs. This longevity also contributes to the overall reliability and stability of the telecommunications network. In summary, special steel's unique properties, including its strength, durability, resistance to environmental factors, and efficient signal transmission capabilities, make it an essential material in the telecommunications industry. By providing the necessary support and reliability, special steel contributes significantly to the seamless operation of communication networks, enabling efficient and reliable connectivity for individuals and businesses worldwide.
- Q: How does special steel contribute to the aerospace industry?
- Special steel plays a crucial role in the aerospace industry by providing exceptional strength, high temperature resistance, corrosion resistance, and other mechanical properties necessary for aircraft components. It is used in the manufacturing of critical parts such as landing gear, engine components, structural frames, and fasteners, ensuring safe and reliable operation of aircraft. Additionally, special steel's lightweight nature enables improved fuel efficiency and allows for the design of more aerodynamic and efficient aircraft, ultimately contributing to the advancement and growth of the aerospace industry.
- Q: How does special steel perform under extreme cold conditions?
- Special steel performs well under extreme cold conditions due to its high strength, toughness, and resistance to brittleness. It retains its mechanical properties even at low temperatures, making it suitable for various applications in sub-zero environments.
- Q: How is the toughness of special steel measured?
- The toughness of special steel is typically measured using specific tests and methodologies that evaluate its ability to absorb energy and resist fracture. One common method is the Charpy V-Notch (CVN) test, which involves striking a notched specimen with a pendulum hammer and measuring the energy absorbed during fracture. The results are expressed as the amount of energy absorbed per unit area, usually in joules per square centimeter (J/cm²) or foot-pounds per square inch (ft-lb/in²). Another test commonly used is the Izod test, which is similar to the CVN test but uses a different specimen geometry. Additionally, other mechanical tests like tensile strength, impact strength, and fracture toughness measurements can also be used to assess the toughness of special steel. These tests help engineers and manufacturers determine the suitability of special steel for various applications, especially those that require high resistance to impact or sudden loading.
- Q: How does special steel contribute to the automotive suspension industry?
- Special steel contributes to the automotive suspension industry by providing high strength and durability to suspension components. It allows for lighter and more efficient designs, improving handling, stability, and overall performance of vehicles. Special steel also enhances safety by increasing the ability to absorb and dampen shocks and vibrations, resulting in a smoother and more comfortable ride for passengers.
- Q: What are the applications of special steel in the aerospace industry?
- Special steel has various applications in the aerospace industry due to its exceptional properties. It is commonly used in aircraft engines, landing gears, and structural components. Special steel's high strength-to-weight ratio, corrosion resistance, and ability to withstand high temperatures make it suitable for critical parts that require durability, reliability, and performance in extreme conditions. Additionally, its excellent fatigue resistance and ability to be heat-treated allow for the production of lightweight yet robust components, contributing to fuel efficiency and overall aircraft performance.
- Q: What are the properties of low alloy steel?
- Low alloy steel is a type of steel that contains a small amount of alloying elements, typically less than 10%. These alloying elements can include elements such as manganese, chromium, nickel, and molybdenum. The properties of low alloy steel can vary depending on the specific alloying elements used, but generally, low alloy steel exhibits improved strength, hardness, and toughness compared to regular carbon steel. It also offers enhanced corrosion resistance and can withstand higher temperatures. Additionally, low alloy steel has good weldability and can be easily formed and machined.
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Alloy Steel SUJ2 Bearing Round Steel Special Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 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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