Wholesale AISI 420 Medium Carbon 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:
Carbon 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
Specifications
1.ISO9001:2008 certificate
2.Competive price and Best quality
3.On-time delivery
Chemical Composition(GB)%
| C | Si | Mn | Cr | P | S |
| 0.4 | 0.5 | 0.7 | 13 | ≤0.030 | ≤0.030 |
Standard
| GB | ASTM | DIN | JIS |
| 4Cr13 | 4.2 | 1.2083 | 420J2 |
Available Size
| Rolled plate | 12-120mm*720mm*6000mm | ||
| Module | 130-400mm*1000mm*6000mm | ||
Heat Treatment
| Processing | Temperature ℃ | Hardness |
| Anneal | 750-800 | ≤235HB |
| Quenching | 1050-1100 | ≥50HRC |
| Tempering | 200-300 | ≥50HRC |
Characterstics
| 1.High corrosion resistance and mirror performance | |||||
| 2.Higher strength and abrasion resistance |
Applications:Suitable for precise dies with super mirror performance and abrasion resistance,camera components,optical lens 420J2 STEEL
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: Can special steel be used in the automotive parts manufacturing industry?
- Yes, special steel can be used in the automotive parts manufacturing industry. Special steel, such as high-strength, heat-resistant, or corrosion-resistant alloys, can provide enhanced durability, performance, and safety in automotive components like engine parts, suspension systems, and body structures. The use of special steel can improve the overall quality and longevity of automotive parts, ensuring better performance and reliability of vehicles.
- Q: What are the different surface modification techniques used for special steel?
- There are several surface modification techniques used for special steel to enhance its properties and improve its performance in specific applications. Some of the common techniques include: 1. Nitriding: Nitriding is a surface hardening process that involves the diffusion of nitrogen into the steel surface. It forms a hard layer of nitrides, which significantly increases the surface hardness, wear resistance, and fatigue strength of the steel. 2. Carbonitriding: Carbonitriding is a similar process to nitriding, but it involves the diffusion of both carbon and nitrogen into the steel surface. This technique increases the surface hardness and also improves the wear resistance and fatigue strength of the steel. 3. Case hardening: Case hardening involves the addition of a hard, wear-resistant layer to the surface of the steel. This can be achieved through processes like carburizing or carbonitriding, where carbon is introduced into the surface layer, transforming it into a high-carbon martensitic layer. 4. Shot peening: Shot peening is a technique that involves bombarding the steel surface with small, high-velocity shots of media, such as steel, ceramic, or glass beads. This process induces compressive stresses on the surface, improving its fatigue strength and resistance to stress corrosion cracking. 5. Electroplating: Electroplating is a common technique used to apply a thin layer of metal coating onto the steel surface. This can be done with various metals like zinc, nickel, or chromium, providing protection against corrosion, improving aesthetics, and enhancing wear resistance. 6. Physical vapor deposition (PVD): PVD is a coating technique that involves depositing thin layers of material onto the steel surface through a vacuum process. This technique can be used to apply coatings like titanium nitride (TiN), which provides excellent wear resistance and reduces friction. 7. Laser surface modification: Laser surface modification techniques, such as laser hardening or laser alloying, use a high-energy laser beam to selectively heat and modify the steel surface. This process can improve hardness, wear resistance, and corrosion resistance. These surface modification techniques can be tailored to meet specific requirements, enhancing the properties of special steel for various applications in industries such as automotive, aerospace, and tooling.
- Q: Can special steel be used for manufacturing tools?
- Certainly, tools can be manufactured using special steel. Special steel refers to a specific type of steel that is meticulously engineered and designed to possess unique properties and characteristics. These properties make it well-suited for specific applications, such as manufacturing tools. In fact, special steel is often preferred for tool production due to its exceptional strength, hardness, and durability. These qualities allow tools made from special steel to withstand high levels of stress, wear, and impact. Consequently, they are ideal for demanding tasks like cutting, drilling, shaping, and machining. Additionally, special steel also exhibits excellent heat resistance, corrosion resistance, and dimensional stability. These additional attributes further enhance its suitability for tool manufacturing. Overall, the use of special steel in tool production guarantees the creation of top-quality, long-lasting, and efficient tools capable of effectively performing various tasks across different industries.
- Q: Can special steel be used for making aerospace engine components?
- Yes, special steel can be used for making aerospace engine components. Special steel alloys, such as stainless steel and nickel-based alloys, are often utilized in the aerospace industry due to their high strength, corrosion resistance, and ability to withstand extreme temperatures and pressures. These properties make special steel an ideal choice for critical engine parts like turbine blades, heat exchangers, and exhaust systems, ensuring optimal performance and safety in aerospace applications.
- Q: How is special steel machined?
- Special steel is machined using various methods and techniques, depending on the specific requirements and properties of the steel. One common method is turning, where a cutting tool is used to remove material from the rotating steel workpiece. This process is used to shape the steel and create cylindrical parts such as shafts or rods. Another method is milling, which involves using rotating multi-point cutting tools to remove material from the steel workpiece. This process is used to create flat surfaces, slots, or complex shapes on the steel. Grinding is also commonly used to machine special steel. It involves using abrasive wheels to remove material and create a smooth surface finish. This method is often used for precision machining, where tight tolerances and smooth finishes are required. Drilling is another important machining process for special steel. It involves using a rotating drill bit to create holes in the steel workpiece. This process can be done manually or using CNC (Computer Numerical Control) machines for precise and accurate hole placement. In addition to these methods, special steel can also be machined using other techniques such as broaching, honing, or lapping, depending on the specific requirements and desired outcome. It is important to note that machining special steel requires specialized tools, equipment, and expertise due to the material's hardness and unique properties. The cutting tools used for machining special steel are often made from high-speed steel or carbide, which can withstand the high temperatures and pressures generated during the machining process. Overall, machining special steel involves a combination of cutting, grinding, and drilling techniques to shape, refine, and finish the steel workpiece according to the desired specifications and requirements.
- Q: What are the international standards for special steel?
- The international standards for special steel are a set of guidelines and specifications established by organizations such as the International Organization for Standardization (ISO) and the American Society for Testing and Materials (ASTM). These standards outline the requirements for various properties of special steel, including its chemical composition, mechanical properties, and manufacturing processes. They ensure that special steel products meet the necessary quality and performance criteria for use in industries such as automotive, aerospace, and construction worldwide.
- Q: How does special steel enhance the durability of products?
- Special steel enhances the durability of products by providing them with superior strength, hardness, and resistance to corrosion and wear. Its unique composition and manufacturing processes result in a material that can withstand high pressure, extreme temperatures, and harsh environments, making it ideal for applications where regular steel would fail. This enhanced durability ultimately leads to longer product lifespans, increased reliability, and reduced maintenance costs.
- Q: How does special steel contribute to sustainable construction?
- Special steel contributes to sustainable construction in several ways. Firstly, it has a significantly longer lifespan compared to other construction materials, reducing the need for frequent repairs or replacements. This leads to reduced resource consumption and waste generation. Additionally, special steel is highly durable and resistant to corrosion, making it an ideal choice for structures in harsh environments, such as bridges or offshore wind farms. This longevity and resilience reduce the environmental impact associated with the maintenance and replacement of infrastructure. Furthermore, special steel can be recycled and reused multiple times without losing its properties, reducing the demand for virgin materials and minimizing the carbon footprint of construction projects. Overall, the use of special steel in construction helps promote sustainability by increasing the lifespan of structures, reducing resource consumption, and minimizing waste generation.
- Q: What are the properties of magnesium alloys?
- Magnesium alloys exhibit a combination of desirable properties, including low density, high strength-to-weight ratio, good corrosion resistance, excellent machinability, and high thermal conductivity. They also possess good damping capacity, making them suitable for applications requiring vibration reduction. Additionally, magnesium alloys can be easily cast, forged, and welded, allowing for a wide range of manufacturing processes. However, they are prone to ignite under certain conditions and can be more expensive compared to other metals.
- Q: How does special steel contribute to reducing energy consumption?
- Special steel can contribute to reducing energy consumption in several ways. Firstly, special steel is often used in the manufacturing of more efficient and lightweight components, such as in the automotive and aerospace industries. These components help to reduce the overall weight of vehicles and aircraft, resulting in lower energy requirements for propulsion. Additionally, special steel can be utilized in the construction of energy-efficient buildings and infrastructure. Its high strength and durability allow for the creation of lighter and thinner structural elements, which can reduce the amount of steel required and the energy needed for construction. Furthermore, special steel alloys can have improved heat transfer properties, making them ideal for the production of energy-efficient appliances and equipment. By enhancing the thermal conductivity, special steel facilitates faster heating or cooling processes, reducing energy consumption in various applications like refrigerators, air conditioners, and industrial machinery. In summary, special steel's contribution to reducing energy consumption lies in its ability to enable lightweight designs, construct energy-efficient buildings, and enhance heat transfer efficiency in appliances and equipment.
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Wholesale AISI 420 Medium Carbon 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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