Special Steel P20Ni Alloy Steel Plate
- 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:
Alloy Steel
Shape:
Steel Sheet
Standard:
ASTM,AISI,JIS,API,EN,DIN,BS,GB
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,PVDF Coated,Black
Thickness:
as required
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 | Ni | Mo | P | S |
| 0.32-0.40 | 0.20-0.40 | 1.10-1.50 | 1.70-2.00 | 0.85-1.10 | 0.25-0.40 | ≤0.030 | ≤0.030 |
Standard
| GB | ASSAB | DIN | ISO |
| 3Cr2MnNiMo | 718 | 1.2738 | 40CrMnNiMo8-6-4 |
Available Size
| Rolled plate | 12-90mm×610mm×L |
Heat Treatment
| Processing | Temperature ℃ | Hardness |
| Anneal | 690-710 | ≤220HB |
| Quenching | 830-870 | 48-52HRC |
| Tempering | 580-650 | 28-35HRC |
Characterstics
| Characteristics | |||||
| 1.High hardening ability | |||||
| 2.Excellent polishing performance and smoothness |
Applications: Suitable for large size mirror dies,automobile tail lights,domestic electrical applicances,etc
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 high-strength stainless steel used in the production of structural components?
- High-strength stainless steel is commonly utilized in the production of structural components due to its remarkable properties. Its high tensile strength, corrosion resistance, and durability make it ideal for constructing critical load-bearing structures such as bridges, buildings, and infrastructure. Additionally, the stainless steel's ability to withstand extreme environmental conditions and its aesthetic appeal further enhance its usage in various structural applications.
- Q:What are the common alloying elements in special steel?
- Some common alloying elements in special steel include chromium, nickel, molybdenum, and vanadium. Chromium is often added to improve the steel's corrosion resistance and enhance its hardness. Nickel is used to increase the steel's toughness and resistance to extreme temperatures. Molybdenum is another element that is frequently added to enhance the steel's strength and improve its resistance to wear and corrosion. Vanadium is known for its ability to increase the steel's hardness and strength, making it suitable for applications that require high durability. These alloying elements are carefully selected and added to special steel to achieve specific properties and meet the unique requirements of various industries such as automotive, aerospace, and construction.
- Q:What are the international standards for special steel?
- The international standards for special steel vary depending on the specific type and application of the steel. However, some widely recognized international standards organizations, such as the International Organization for Standardization (ISO) and the American Society for Testing and Materials (ASTM), provide guidelines and specifications for special steel in terms of composition, mechanical properties, and performance. These standards ensure uniformity and quality control in the production and usage of special steel across different countries and industries.
- Q:What are the factors that affect the weldability of special steel?
- The factors that affect the weldability of special steel include the composition of the steel, including the presence of elements such as carbon, alloying elements, and impurities; the heat treatment history of the steel; the thickness and shape of the steel; the welding process and parameters used; and the skill and experience of the welder.
- Q:What is the significance of phosphorus in special steel?
- Phosphorus plays a significant role in the production of special steel due to its various beneficial properties. Firstly, phosphorus acts as a deoxidizer, helping to remove impurities such as oxygen from the steel during the manufacturing process. This improves the overall quality and purity of the steel, making it more resistant to corrosion and enhancing its mechanical properties. Moreover, phosphorus can increase the strength and hardness of the steel, making it suitable for applications that require high durability and wear resistance. It also helps in improving the machinability of the steel, allowing for easier shaping and processing. Additionally, phosphorus enhances the steel's ability to retain its strength at elevated temperatures, making it suitable for applications in high-temperature environments, such as power plants or aerospace industries. However, while phosphorus offers these advantages, it is important to control its concentration within certain limits, as excessive levels can lead to detrimental effects. High phosphorus content can result in brittleness, reduced toughness, and decreased weldability of the steel. Therefore, careful consideration is necessary to balance the beneficial effects of phosphorus with its potential drawbacks. In summary, the significance of phosphorus in special steel lies in its ability to improve the quality, purity, strength, hardness, machinability, and high-temperature performance of the steel. By controlling the phosphorus content within appropriate limits, manufacturers can produce special steel with enhanced properties, meeting the specific requirements of various industrial applications.
- Q:What are the different surface coating techniques for special steel?
- There are several surface coating techniques available for special steel, including electroplating, hot-dip galvanizing, powder coating, and thermal spraying. Each technique offers unique benefits and is used depending on the specific requirements of the steel and its intended application. Electroplating involves depositing a layer of metal onto the surface of the steel through an electrochemical process, providing enhanced corrosion resistance. Hot-dip galvanizing, on the other hand, involves immersing the steel in a bath of molten zinc, creating a protective layer that prevents rust and corrosion. Powder coating involves applying a dry powder to the surface of the steel and then heating it to form a durable, attractive coating. Finally, thermal spraying involves applying a coating material, such as metal or ceramic, onto the steel surface using a high-velocity flame or plasma jet, providing protection against wear, corrosion, and high temperatures.
- Q:How does special steel contribute to the manufacturing of power generation equipment?
- Special steel plays a crucial role in the manufacturing of power generation equipment by providing exceptional strength, durability, and resistance to extreme conditions. It is used in turbine blades, rotors, and other critical components, allowing for higher efficiency and performance. Additionally, special steel's ability to withstand high temperatures and corrosive environments ensures the longevity and reliability of power generation equipment, ultimately contributing to the overall efficiency and effectiveness of power generation processes.
- Q:What are the main applications of special steel in the power storage industry?
- Special steel is widely used in the power storage industry for various applications. One of the main uses is in the manufacturing of battery components, such as battery casings, terminals, and connectors, due to its excellent corrosion resistance and high strength. Special steel is also utilized in the production of power transmission and distribution equipment, including transformers, generators, and turbines, where its superior mechanical properties and durability ensure reliable and efficient power generation and transmission. Additionally, special steel is employed in the construction of power storage structures, such as tanks and containers, providing long-lasting protection against environmental factors and maintaining the integrity of stored energy.
- Q:How does special steel contribute to the oil and gas equipment industry?
- Enhanced strength, corrosion resistance, and heat resistance are crucial attributes of special steel, which plays a vital role in the oil and gas equipment industry. This type of steel is specifically engineered to endure the extreme conditions encountered during oil and gas exploration, extraction, and processing. The superior strength of special steel is one of its primary advantages in this industry. Oil and gas equipment, such as drill pipes, wellheads, and pipelines, are subjected to high pressure, heavy loads, and harsh environments. Thanks to its high tensile and yield strength, special steel ensures that these components can withstand such demanding conditions without experiencing failures, thus guaranteeing the safety and reliability of the equipment. Another significant benefit of special steel in the oil and gas equipment industry is its corrosion resistance. The extraction and transportation of oil and gas involve exposure to corrosive substances, such as hydrogen sulfide, carbon dioxide, and saltwater. Special steel is specifically designed to resist corrosion, thereby minimizing the risk of equipment degradation, leaks, and costly maintenance. Furthermore, special steel possesses excellent heat resistance properties. The oil and gas industry often operates equipment at high temperatures during processes such as oil refining, gas compression, or steam injection. The ability of special steel to withstand high temperatures without compromising its mechanical properties makes it an ideal choice for critical components like valves, heat exchangers, and turbines. The use of special steel also enables the oil and gas industry to explore and extract resources from challenging environments. Offshore drilling rigs, for instance, encounter harsh conditions such as strong waves, saltwater exposure, and extreme temperatures. Special steel's resistance to these environmental factors ensures the durability and longevity of offshore equipment. In conclusion, special steel significantly contributes to the oil and gas equipment industry by providing enhanced strength, corrosion resistance, and heat resistance. By employing this type of steel, the industry can ensure the reliability, safety, and longevity of its equipment, ultimately improving operational efficiency and reducing downtime.
- Q:How does special steel resist oxidation at high temperatures?
- Due to the presence of specific alloying elements and a carefully controlled manufacturing process, special steel is able to resist oxidation at high temperatures. When exposed to oxygen in the air, alloying elements like chromium, nickel, and aluminum form a protective oxide layer on the steel's surface. This layer acts as a barrier, preventing further oxidation. Of these alloying elements, chromium is particularly effective in forming a stable and dense chromium oxide layer. This layer serves as a self-healing mechanism, meaning that if it becomes damaged or scratched, it will quickly regenerate and continue to protect the steel from oxidation. The manufacturing process of special steel involves precise control of composition and heat treatment. This ensures that the steel has a fine and uniform microstructure, minimizing the presence of impurities or defects that could speed up oxidation. Moreover, the steel often undergoes various heat treatments, such as annealing or quenching, which further enhance its resistance to oxidation. In conclusion, the combination of alloying elements, controlled composition, and specific manufacturing processes allow special steel to withstand oxidation at high temperatures. This makes it an ideal choice for applications in industries like aerospace, power generation, and petrochemical.
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Special Steel P20Ni Alloy Steel Plate
- 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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