SAE 4140 4150 4340 Alloy Steel Round Steel Bar
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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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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
SAE 4140 4150 4340 Alloy Steel Round Steel Bar
Product Information:
1.Grade:SAE8620 SNCM220 805M20 4150 4140 4130 EN24 4340
2.Size: 12mm-300mm
3.Standard Performed: ASTM A29/A29M-04
4.Quality: AISI8620
Chemical Composition(%)
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo |
| 8620 | 0.18-0.23 | 0.15-0.35 | 0.70-0.90 | Max 0.035 | Max 0.035 | 0.40-0.60 | 0.40-0.70 | 0.15-0.25 |
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
Product Show:
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- Q: What are the common applications of stainless special steel?
- Stainless special steel, which is also known as stainless steel, possesses unique properties and characteristics that enable it to be extensively utilized in a wide range of applications. Some of the common uses of stainless special steel include: 1. In the construction industry, stainless steel is favored by architects and engineers for building facades, roofing, and structural components due to its high strength, corrosion resistance, and aesthetic appeal. 2. Within the automotive industry, stainless steel is extensively employed in the manufacturing of exhaust systems, mufflers, fuel tanks, and decorative trims, thanks to its resistance to corrosion, heat, and impact. 3. The aerospace industry utilizes stainless steel for the production of aircraft components such as frames, engine parts, and landing gear. This is due to stainless steel's exceptional strength-to-weight ratio, high-temperature resistance, and corrosion resistance, which make it suitable for the demanding conditions of aerospace applications. 4. In the medical industry, stainless steel is widely used for the manufacture of surgical instruments, implants, and medical equipment. Its biocompatibility, corrosion resistance, and ease of sterilization make it an ideal material for critical medical applications. 5. The food processing industry relies heavily on stainless steel for the manufacturing of storage tanks, pipes, and containers. This is because stainless steel possesses hygienic properties, corrosion resistance, and is easy to clean, ensuring the integrity and safety of food products. 6. The chemical industry makes extensive use of stainless steel due to its resistance to corrosion from various chemicals and acids. It is employed in the production of storage tanks, pipes, valves, and other equipment required in chemical processing plants. 7. In the marine industry, stainless steel is widely employed for manufacturing boat fittings, propellers, and underwater structures. Its resistance to corrosion from saltwater and harsh marine environments make it an excellent choice for marine applications. 8. The energy industry utilizes stainless steel in the manufacturing of pipelines, valves, and heat exchangers. Its high-temperature resistance, corrosion resistance, and durability make it suitable for use in power plants, oil refineries, and nuclear facilities. In summary, stainless special steel is a versatile material with exceptional properties, including corrosion resistance, strength, durability, and aesthetic appeal. This versatility allows it to find applications in various industries.
- Q: How is special steel used in the aerospace industry?
- Special steel is used in the aerospace industry for various applications due to its exceptional strength, durability, and resistance to extreme temperatures. It is commonly utilized in the manufacturing of aircraft structures, engine components, landing gear, and fasteners. The high strength-to-weight ratio of special steel enables the construction of lightweight yet robust parts, contributing to improved fuel efficiency and aircraft performance. Additionally, its ability to withstand harsh environmental conditions and maintain structural integrity makes it indispensable for ensuring the safety and reliability of aerospace systems.
- Q: What are the different welding techniques used for special steel?
- There are several welding techniques used for special steel, including gas metal arc welding (GMAW), shielded metal arc welding (SMAW), flux-cored arc welding (FCAW), and tungsten inert gas welding (TIG). These techniques are chosen based on factors such as the type of special steel, its thickness, and the desired weld characteristics. Each technique has its own advantages and limitations, and the selection depends on the specific requirements of the welding application.
- Q: How does special steel contribute to the oil and gas machinery industry?
- The oil and gas machinery industry heavily relies on special steel due to its wide range of essential properties and characteristics. Its exceptional strength and durability allow it to withstand the extreme forces and pressures involved in oil and gas extraction, transportation, and refining processes. This ensures reliable and efficient machinery operation, minimizing downtime and maintenance costs. Special steel also possesses excellent corrosion resistance, which is crucial in an industry where equipment is constantly exposed to corrosive environments like seawater, acidic gases, and high-temperature fluids. Using corrosion-resistant special steel increases machinery lifespan, reduces equipment failure risk, and enhances overall safety. Moreover, special steel exhibits high temperature resistance, which is vital in this industry where equipment operates at extremely high temperatures, especially in drilling, refining, and petrochemical production processes. Special steel alloys maintain their structural integrity under these elevated temperatures, ensuring safe and efficient machinery functioning. Additionally, special steel offers exceptional wear and abrasion resistance properties, making it ideal for components exposed to constant friction such as valves, pumps, and drilling tools. This wear and abrasion resistance prolongs component lifespan, reduces maintenance needs, and enhances overall machinery efficiency. In summary, special steel significantly contributes to the oil and gas machinery industry by providing the necessary strength, durability, corrosion resistance, high temperature resistance, and wear resistance required for demanding operating conditions. By utilizing special steel alloys, manufacturers can create robust and reliable machinery capable of withstanding the challenges of the oil and gas industry, ensuring the smooth and safe extraction, transportation, and processing of oil and gas resources.
- Q: Can special steel be used for making power generation equipment?
- Yes, special steel can be used for making power generation equipment. Special steels are specifically designed to have enhanced properties such as high strength, corrosion resistance, heat resistance, and wear resistance. These properties make special steel suitable for use in demanding applications such as power generation equipment, which often operates under high temperatures and pressures. Power generation equipment, such as turbines, boilers, and generators, require materials that can withstand harsh operating conditions and deliver reliable performance over an extended period. Special steel grades, such as stainless steels, nickel-based alloys, and heat-resistant steels, are commonly used in the construction of power plants and power generation equipment. Stainless steels are frequently used in power generation due to their excellent corrosion resistance, which is crucial for equipment exposed to high moisture or aggressive environments. Nickel-based alloys are renowned for their exceptional high-temperature strength, making them ideal for components subjected to extreme heat, such as turbine blades or exhaust systems. Heat-resistant steels, on the other hand, are specifically designed to retain their mechanical properties at elevated temperatures, making them suitable for applications such as boilers and heat exchangers. In summary, special steel offers a range of desirable properties that make it highly suitable for manufacturing power generation equipment. Its strength, corrosion resistance, heat resistance, and wear resistance make it an excellent choice for withstanding the demanding conditions found in power plants and ensuring the reliable and efficient generation of electricity.
- Q: How is corrosion-resistant tool steel used in the production of molds and dies?
- Corrosion-resistant tool steel is used in the production of molds and dies to ensure the longevity and durability of these tools. Since molds and dies are often exposed to harsh environments and corrosive elements, using corrosion-resistant tool steel helps to prevent rust and corrosion, which can lead to premature wear and damage. This type of tool steel also provides excellent strength, hardness, and wear resistance, allowing molds and dies to withstand high-pressure and high-temperature conditions without compromising their performance. Overall, the use of corrosion-resistant tool steel in the production of molds and dies ensures the production of high-quality and long-lasting tools that can withstand the demands of various manufacturing processes.
- Q: What are the different methods for improving the magnetic properties of special steel?
- There are several methods for improving the magnetic properties of special steel, including annealing, alloying, and heat treatment. Annealing involves heating the steel to a specific temperature and then slowly cooling it, which helps to refine the grain structure and reduce magnetic losses. Alloying is another method, where specific elements like nickel or cobalt are added to the steel to enhance its magnetic properties. Heat treatment is also commonly used, involving controlled heating and cooling processes to alter the microstructure and improve magnetic performance.
- Q: Can special steel be used in food processing applications?
- Yes, special steel can be used in food processing applications. Special steel, such as stainless steel, is commonly used in the food industry due to its excellent corrosion resistance, hygienic properties, and durability. It is safe for food contact, easy to clean, and does not react with acidic or alkaline substances.
- Q: Can special steel be used in the production of hydraulic components?
- Yes, special steel can be used in the production of hydraulic components. Special steel, such as stainless steel or alloy steel, offers enhanced strength, corrosion resistance, and durability, making it suitable for applications in hydraulic systems that require high-pressure and fluid compatibility.
- Q: What are the specific requirements for special steel used in the electronics industry?
- In order to meet the unique demands of the electronics industry, special steel must fulfill certain requirements. These requirements include: 1. To protect electronic components from environmental factors like moisture, humidity, and chemical exposure, special steel used in the electronics industry must have high corrosion resistance. 2. Efficient transmission of electricity within electronic devices relies on the excellent electrical conductivity exhibited by the steel. This property is crucial for the proper functioning of electronic components. 3. Depending on the application, special steel used in the electronics industry must possess specific magnetic properties. Some electronics require non-magnetic steel to avoid interfering with sensitive magnetic components, while others may need specific magnetic properties for magnetic shielding or as core material in transformers. 4. To ensure the longevity and reliability of electronic components, the steel must possess high strength and durability, enabling it to withstand the stresses and strains encountered during the manufacturing process and throughout the lifespan of the electronic device. 5. Special steel used in the electronics industry must be able to withstand high temperatures without compromising its structural integrity or electrical properties. This is particularly important in electronic devices that generate heat, such as computer processors or industrial control systems. 6. The steel must be easily formable and machinable to enable efficient manufacturing processes and the production of intricate electronic components. This allows for the fabrication of complex shapes and designs required in the electronics industry. 7. To ensure optimal performance and reliability of electronic devices, special steel used in the electronics industry should have minimal impurities and contaminants. High purity steel guarantees the absence of unwanted elements that may cause electrical or chemical interference. Meeting these specific requirements for special steel used in the electronics industry is crucial for producing high-quality and reliable electronic devices. By fulfilling these requirements, the steel can withstand the challenges and environmental conditions unique to the electronics industry, ultimately contributing to the overall performance and functionality of electronic devices.
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SAE 4140 4150 4340 Alloy Steel Round Steel Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 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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