Hot Rolled Spring Steel Round Bar 20mm with High Quality
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 500 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Product Description:
OKorder is offering Hot Rolled Spring Steel Round Bar 20mm with High Quality at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Spring Steel Round Bar 20mm with High Quality is widely used to make the bearing used in automobile, tractor engine, transmission and the wheel. And it also used to make the main bearing for the machine tools, electrical machinery, mining machinery, electric locomotives,mechanical ventilation and high speed of grinding wheel spindle etc
Product Advantages:
OKorder's Hot Rolled Spring Steel Round Bar 20mm with High Quality are durable, diversified and qualified.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: 20CrNiMoA 20CrNi2MoA 16Cr2Ni4MoA 12Cr2Ni3Mo5A 20Cr2Ni4A 20Cr2Ni2MoA
Cr4Mo4V Cr15Mo4 W9Cr4V2Mo W18Cr4V W6Mo5Cr4V2 5CrMnMo 60CrMnMoNi 37CrA 55SiMoVA etc
Certificates: ISO, SGS, BV, CIQ
Length:6m 8m 9m 12m
Packaging: Packed in bundles with standard export sea-worthy package or as customer require
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q4: How many types of bearing steel that OKorder.com can supply?
A4: Two types, carbon spring steel and alloy spring steel
Images:
- Q:What are the common challenges in welding special steel?
- When welding special steel, there are several challenges that differ from welding regular carbon steel. Some common challenges in welding special steel include the following: 1. High carbon content: Special steels often have a high carbon content, which can increase hardness and brittleness. Achieving a proper weld without cracks or defects can be more difficult. 2. High alloy content: Special steels often contain various alloying elements like chromium, nickel, or molybdenum, which can affect weldability. These elements can introduce complexities, such as increased susceptibility to heat-affected zone (HAZ) cracking or the formation of brittle phases. 3. Heat sensitivity: Special steels are often more sensitive to heat during welding. Excessive heat can cause grain growth, reduced mechanical properties, or distortion of the welded structure. Therefore, careful control of heat input and preheating techniques may be necessary. 4. Pre-weld and post-weld treatments: Specific pre-weld and post-weld treatments may be required for special steels to ensure proper weld quality and performance. These treatments can include preheating, stress relieving, or post-weld heat treatment. Failure to follow these procedures can result in residual stresses or reduced mechanical properties. 5. Joint design and fit-up: The design and fit-up of the weld joint can also present challenges. Special steels may require specific joint configurations, such as a double-V or double-U groove, to ensure adequate penetration and fusion. Additionally, tight tolerances may be necessary to maintain desired mechanical properties. 6. Welding process selection: The choice of welding process can greatly impact the success of welding special steel. TIG or laser welding may be more suitable for high-alloy steels, while MIG or submerged arc welding may be better for specific applications. Selecting the appropriate welding process is crucial for achieving a sound weld with desired properties. To overcome these challenges, it is essential to thoroughly understand the specific type of special steel being welded and follow proper welding procedures and techniques. This may involve conducting pre-weld qualification tests, using suitable welding consumables, and ensuring proper heat control throughout the welding process. Additionally, working with experienced welders and seeking guidance from experts in special steel welding can effectively overcome these challenges.
- Q:Can special steel be used in the transportation industry?
- Yes, special steel can be used in the transportation industry. Special steel alloys possess excellent strength, durability, and corrosion resistance properties, making them suitable for various applications in transportation, such as manufacturing of vehicle components, structural parts, and machinery. These steels can enhance the overall performance, safety, and efficiency of vehicles, ensuring long-lasting and reliable performance, even under challenging conditions.
- Q:How does nitriding steel improve hardness and wear resistance?
- Nitriding steel improves hardness and wear resistance by introducing nitrogen into the steel's surface through a heat treatment process. This forms nitrides, which are hard compounds that increase the material's surface hardness. Additionally, the nitrogen atoms create compressive stresses within the structure, enhancing the material's resistance to wear and fatigue.
- Q:What are the different methods of surface thermal spraying for special steel?
- There are several different methods of surface thermal spraying that can be used for special steel. These methods include: 1. Flame spraying: In this method, a flame or oxy-fuel source is used to melt the coating material, which is then sprayed onto the surface of the special steel. This method is commonly used for applying coatings such as zinc, aluminum, or their alloys. 2. Arc spraying: Arc spraying involves using an electric arc to melt the coating material, which is then propelled onto the surface of the special steel using compressed air. This method is often used for applying coatings such as stainless steel, nickel alloys, or copper. 3. Plasma spraying: Plasma spraying utilizes a plasma torch to heat and melt the coating material, which is then propelled onto the surface of the special steel. This method is particularly effective for applying coatings such as ceramic or metallic materials with high melting points. 4. High-velocity oxy-fuel (HVOF) spraying: HVOF spraying involves using a high-pressure combustion process to propel the coating material onto the surface of the special steel. This method produces coatings with high bond strength and density, making it suitable for applications requiring wear resistance or corrosion protection. 5. Detonation spraying: Detonation spraying utilizes a controlled detonation process to accelerate the coating material onto the surface of the special steel. This method is often used for applying coatings such as tungsten carbide or other hard materials, providing excellent wear resistance. Each of these methods of surface thermal spraying offers distinct advantages and is selected based on the specific requirements of the special steel application, including the desired coating material, thickness, and performance characteristics.
- Q:What are the different corrosion protection techniques used for special steel?
- There are several corrosion protection techniques used for special steel, including: 1. Coatings: Special steel can be coated with a variety of protective materials such as paints, epoxy, or other barrier coatings. These coatings act as a physical barrier between the steel and corrosive elements, preventing direct contact and potential damage. 2. Cathodic protection: This technique involves the use of sacrificial anodes or impressed current systems to protect the steel. Sacrificial anodes, typically made of zinc or aluminum, corrode instead of the steel, sacrificially protecting it. Impressed current systems use an external power source to provide a protective current that prevents corrosion. 3. Galvanization: Special steel can be hot-dip galvanized by immersing it in molten zinc. This creates a protective layer on the surface of the steel, significantly increasing its resistance to corrosion. 4. Alloying: Alloying the special steel with specific elements can enhance its corrosion resistance. For example, adding chromium to the steel can create a passive oxide layer that acts as a protective barrier against corrosion. 5. Passivation: Special steel can undergo passivation, a chemical process that removes free iron and other contaminants from the surface, promoting the formation of a protective oxide layer. Each of these techniques can be tailored to suit the specific requirements of the special steel and its intended application, providing effective corrosion protection and prolonging the lifespan of the material.
- Q:Can special steel be used in the automotive industry?
- Yes, special steel can be used in the automotive industry. It is often utilized in various components and parts of vehicles due to its high strength, durability, and resistance to wear and corrosion. Special steel alloys can enhance the performance, safety, and efficiency of automobiles, making it a suitable choice for the automotive industry.
- Q:How does copper influence the characteristics of special steel?
- The unique properties of copper and its role as an alloying element have a substantial impact on the characteristics of special steel. By adding small amounts of copper to steel, its strength, hardness, and resistance to corrosion can be enhanced. One of the notable advantages of copper in special steel lies in its ability to enhance the mechanical properties of the steel. With the addition of copper, the strength and hardness of the steel are increased, making it suitable for applications that demand high tensile strength and durability. This is particularly crucial in industries like construction, automotive, and aerospace, where sturdy and long-lasting steel is indispensable. Moreover, copper also improves the steel's resistance to corrosion. It forms a protective oxide layer on the steel's surface, preventing the formation of rust and other types of corrosion. This makes copper-infused steel ideal for use in harsh environments or applications where exposure to moisture or corrosive substances is common. Furthermore, copper can enhance the machinability of special steel. It acts as a lubricant during the machining process, reducing friction and heat generation. As a result, tool life is improved, energy consumption is reduced, and productivity is enhanced. In conclusion, the addition of copper to special steel has a significant impact on its characteristics. It improves the steel's strength, hardness, and resistance to corrosion, making it more suitable for demanding applications. Additionally, copper enhances the machinability of steel, leading to increased productivity and cost-effectiveness.
- Q:What are the different construction grades of special steel?
- There are several different construction grades of special steel, including but not limited to ASTM A36, ASTM A572, ASTM A514, and ASTM A588. These grades vary in their mechanical properties and are specifically designed to meet different construction requirements, such as strength, durability, or corrosion resistance.
- Q:How does special steel contribute to the automotive aftermarket?
- The automotive aftermarket greatly benefits from the inclusion of special steel, as it aids in the advancement and enhancement of various automotive components. This top-notch steel is engineered specifically to possess remarkable strength, endurance, and resistance against wear and tear. One of the primary manners in which special steel contributes to the automotive aftermarket is through the production of performance parts. These parts are crafted to enhance the efficiency and performance of vehicles, catering to the desires and preferences of car enthusiasts. For instance, special steel is utilized in the production of exhaust systems, turbochargers, and intake manifolds, enabling an increase in horsepower and torque, as well as improved fuel efficiency. Furthermore, the production of suspension components, such as coil springs and sway bars, benefits from the usage of special steel. These components provide superior handling and stability, elevating the driving experience and ensuring the safety of both the vehicle and its occupants. Moreover, special steel is essential in the manufacturing of braking systems, encompassing rotors and brake calipers. These components are essential in achieving effective braking and maintaining control of the vehicle. By incorporating special steel, aftermarket brake systems can offer enhanced stopping power, reduced fade, and increased resistance to high temperatures. Additionally, special steel finds application in the production of engine components, including crankshafts, connecting rods, and valve springs. These components endure extreme forces and temperatures, and the exceptional strength and heat resistance of special steel enable them to withstand such conditions, resulting in improved engine performance and longevity. In conclusion, special steel significantly contributes to the automotive aftermarket by aiding in the development of high-performance parts, suspension components, braking systems, and engine components. Its outstanding strength, endurance, and resistance to wear and tear guarantee improved vehicle performance, efficiency, and overall driving experience.
- Q:What are the applications of special steel in the automotive manufacturing process?
- Special steel has several applications in the automotive manufacturing process. It is commonly used in the production of engine components, such as crankshafts, camshafts, and connecting rods, due to its high strength and resistance to wear and tear. Special steel is also utilized in the manufacturing of suspension components, such as springs and shock absorbers, as it provides the necessary durability and resilience to withstand the constant stresses and strains of the vehicle's operation. Additionally, special steel is employed in the production of safety features, including seat belt pretensioners and airbag components, as it offers the required toughness and impact resistance. Overall, special steel plays a vital role in enhancing the performance, safety, and longevity of automotive vehicles.
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Hot Rolled Spring Steel Round Bar 20mm with High Quality
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 500 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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