Grade Q450NQR1 Corten Steel Plate 2.0*1000*3000
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t
- Supply Capability:
- 20000 m.t/month
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Grade Q450NQR1 Corten Steel Plate 2.0*1000*3000mm
Description:
-Grade: 09CuPCrNi-A
-Specification: 2.0*1000*3000mm
Chemical Composition(%) of Grade Q450NQR1 Corten Steel Plate 2.0*1000*3000mm:
| C | Si | Mn | P | S | Cu | Ti/V | Cr | Ni | RE |
| ≤0.12 | 0.25~0.75 | 0.20~0.50 | 0.060~0.12 | ≤0.020 | 0.25~0.50 | / | 0.30~1.25 | 0.12~0.65 | / |
Mechanical Properties of Grade Q450NQR1 Corten Steel Plate 2.0*1000*3000mm:
| Thickness(mm) | Y.S(MPa) | T.S(MPa) | EL. A5% | Bend 180o | Impact Test | |
| oC | AKV J | |||||
| 2.0~≤6.0 | ≥345 | ≥480 | ≥24 | d=a | Normal/-40 | ≥47/≥21 |
| ＞6.0~12.0 | d=2a | |||||
Application of Grade Q450NQR1 Corten Steel Plate 2.0*1000*3000mm:
Used in different weather. It has good anti rust protection and welding ability and is used in shipping container,support frame of outside building etc. Remarkably enhances the anti-corrosive performance of the structural element, lengthens the structural element service life, uses in manufacturing each kind of structural element which was used under the atmospheric envirenment and the caustic gas, the liquid envirenment.
Payment:
-Invoicing on theoretical weight or actual weight as customer’s request.
-FOB, CFR or CIF.
-Regular terms of payment:
1, 30% payment in advance, the remaining balance (70% payment) against the copy of B/L.
2, 30% payment in advance, the remaining balance (70% L/C) against the copy of B/L.
3, Negotiable.
-The payment terms will be written in contraction detailedly.
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Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will arrange production. The shipping date is dependent upon the quatity, how many sizes you want and the plan of production, but is typically 1 month to 2 month days from the beginning of production.
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- Q: What are the different methods for improving the toughness of tool steels used in special steel?
- There are several methods available for improving the toughness of tool steels used in special steel applications. These methods are aimed at enhancing the resistance of the steel to fracture and increasing its ability to absorb energy without undergoing brittle failure. Some of the different methods for improving the toughness of tool steels include: 1. Alloying: The addition of specific alloying elements such as chromium, molybdenum, vanadium, and tungsten can significantly enhance the toughness of tool steels. These alloying elements form carbides within the steel matrix, which helps to improve its toughness. 2. Heat treatment: Proper heat treatment can greatly improve the toughness of tool steels. Processes such as quenching and tempering are commonly employed to achieve the desired level of toughness. Quenching involves rapidly cooling the steel from high temperatures, resulting in a hardened structure. Tempering follows quenching and involves reheating the steel to a specific temperature and then cooling it slowly. This process helps to relieve internal stresses and increases toughness. 3. Controlled cooling rates: By controlling the cooling rate during heat treatment, it is possible to optimize the toughness of tool steels. Slow cooling rates allow for the formation of a more uniform microstructure, leading to improved toughness. 4. Grain refinement: Refining the grain size of the steel can enhance its toughness. This can be achieved through processes such as hot working, controlled rolling, or adding grain refining elements like titanium or zirconium. 5. Surface treatments: Certain surface treatments, such as shot peening or nitriding, can improve the toughness of tool steels. Shot peening involves bombarding the surface of the steel with small metal or ceramic particles, inducing compressive residual stresses that enhance toughness. Nitriding involves diffusing nitrogen into the surface of the steel, forming a hard and wear-resistant layer that improves toughness. 6. Cryogenic treatment: Cryogenic treatment involves subjecting the tool steel to extremely low temperatures, typically below -100°C (-148°F), for an extended period. This process helps to refine the microstructure and reduce residual stresses, leading to improved toughness. 7. Powder metallurgy: Powder metallurgy techniques, such as hot isostatic pressing or sintering, can produce tool steels with improved toughness. By using a fine powder and applying high pressure and temperature, a more uniform and fine-grained microstructure can be achieved, resulting in increased toughness. Overall, the selection and combination of these methods depend on the specific requirements of the tool steel and the intended application. By carefully considering these techniques, manufacturers can enhance the toughness of tool steels, ensuring their suitability for demanding special steel applications.
- 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 is often used in the production of critical automotive components, such as engine parts, transmission systems, and suspension components, due to its high strength, durability, and resistance to wear and corrosion. Special steel alloys, such as stainless steel and alloy steel, offer superior mechanical properties and performance characteristics, making them ideal for manufacturing automotive parts that require high performance and reliability.
- Q: What are the different surface treatment methods for special steel?
- There are several surface treatment methods for special steel, including but not limited to: hot-dip galvanizing, electroplating, powder coating, painting, and nitriding. Each method offers unique benefits and is chosen based on the specific requirements of the application, such as corrosion resistance, aesthetic appeal, or improved hardness.
- Q: How is special steel used in the construction supply chain?
- Special steel is used in various ways in the construction supply chain. It is commonly used in the production of high-quality tools and equipment used in construction, such as drills, saws, and hammers. Special steel is also utilized in the manufacturing of structural components, such as beams and columns, which provide strength and durability to buildings and infrastructure projects. Additionally, it is used in the production of reinforcing bars and wire mesh, which reinforce concrete structures and ensure their stability. Overall, special steel plays a crucial role in enhancing the performance and safety of construction materials and products in the supply chain.
- Q: What are the different forging grades of special steel?
- In the market, there exists a variety of forging grades for special steel, each possessing its own distinctive characteristics and applications. Among the most frequently utilized forging grades are: 1. Carbon Steel: Noted for its exceptional strength and durability, carbon steel is a favored option for forging. Its hardness and toughness are determined by the varying levels of carbon present. Carbon steel forgings find widespread usage in the automotive, construction equipment, and machinery industries. 2. Alloy Steel: By incorporating diverse alloying elements, such as manganese, chromium, nickel, or molybdenum, into carbon steel, alloy steel is created. This augmentation enhances its strength, corrosion resistance, and wear resistance. The aerospace, defense, oil and gas, and power generation sectors extensively employ alloy steel forgings. 3. Stainless Steel: Stainless steel, an alloy resistant to corrosion, contains a minimum of 10.5% chromium. It boasts remarkable resistance against rust and staining, rendering it suitable for applications in harsh environments or where hygiene is of utmost importance. Stainless steel forgings are commonly employed in the food processing, chemical, and medical industries. 4. Tool Steel: Tailor-made for utilization in cutting tools, molds, and dies, tool steel exhibits high hardness, wear resistance, and toughness, enabling it to withstand elevated temperatures and heavy loads. Tool steel forgings are utilized in the production of drills, saw blades, punches, and an array of precision tools. 5. High-Speed Steel: High-speed steel, a specific type of tool steel, retains its hardness even when employed at high speeds. It incorporates additional elements such as tungsten, molybdenum, or vanadium, which enhance its resistance to heat and wear. High-speed steel forgings are employed in the production of cutting tools, drills, and milling cutters. 6. Maraging Steel: Maraging steel, a low-carbon, high-nickel steel alloy, is renowned for its extraordinary strength and toughness. Through heat treatment, it achieves high tensile strength while maintaining good ductility. Maraging steel forgings find extensive application in the aerospace, defense, and missile systems industries. These aforementioned examples merely represent a selection of the diverse forging grades of special steel available in the market. Each grade proffers distinct properties tailored to specific applications, ensuring the appropriate material can be chosen to meet desired performance and durability requirements.
- Q: What are the main applications of special steel in the electronics packaging?
- Special steel is widely used in electronics packaging due to its excellent properties such as high strength, corrosion resistance, and thermal conductivity. It is primarily used in the manufacturing of various components like connectors, enclosures, and heat sinks. These applications ensure the protection of delicate electronic circuits, facilitate efficient heat dissipation, and provide reliable connections, ultimately enhancing the performance and longevity of electronic devices.
- Q: What are the different coating options available for special steel?
- Some of the different coating options available for special steel include galvanizing, powder coating, electroplating, and organic coatings such as epoxy or polyurethane. These coatings provide protection against corrosion, enhance durability, and improve the aesthetics of the steel.
- Q: How is the quality of special steel ensured?
- The quality of special steel is ensured through a combination of rigorous testing, strict quality control measures, and adherence to international standards and specifications. Special steel producers employ various methods such as chemical analysis, mechanical testing, and non-destructive testing to verify the composition, strength, and integrity of the steel. Additionally, special steel manufacturers often have dedicated quality assurance teams that closely monitor the production process to identify any potential issues and ensure the final product meets the required specifications.
- Q: What are the characteristics of special stainless steel?
- Special stainless steel, also known as superalloys, possess several unique characteristics. Firstly, they exhibit exceptional resistance to corrosion, making them highly durable and long-lasting in harsh environments. Additionally, they have high strength and toughness, allowing them to withstand extreme temperatures and pressures. Special stainless steel also demonstrates excellent heat resistance, making it suitable for applications in high-temperature environments. Furthermore, these alloys often exhibit superior chemical stability, resistance to wear and tear, and excellent mechanical properties, making them highly versatile for various industrial applications.
- Q: What are the different methods for improving the wear resistance of special steel?
- Enhancing the wear resistance of special steel can be achieved through several methods. These methods encompass: 1. Alloying: Incorporating specific alloying elements, such as chromium, vanadium, or molybdenum, into the steel composition significantly enhances wear resistance. These elements form carbides within the steel matrix, increasing hardness and providing resistance against wear. 2. Heat treatment: Various heat treatment processes, including quenching and tempering, can be employed to enhance wear resistance in special steels. Quenching involves rapid cooling from high temperatures to increase hardness, while tempering reduces internal stresses and improves toughness. 3. Surface coatings: The application of specialized coatings onto the steel surface greatly improves wear resistance. Methods like thermal spray coating, electroplating, and physical vapor deposition create protective layers that resist wear and reduce friction. 4. Shot peening: This mechanical surface treatment involves bombarding the steel surface with small spherical particles at high velocities. The impact induces compressive stress, enhancing the material's resistance to wear and fatigue. 5. Nitriding: Through the diffusion of nitrogen at elevated temperatures, the surface of the steel forms nitrides, significantly increasing surface hardness and wear resistance. 6. Cryogenic treatment: Subjecting the steel to extremely low temperatures induces a structural transformation that enhances wear resistance. This process refines the grain structure and improves the material's toughness. 7. Grain refinement: Employing techniques like severe plastic deformation or specialized casting reduces the grain size of the steel. Smaller grain sizes offer increased hardness and wear resistance by improving dislocation movement and reducing grain-boundary sliding. It is noteworthy that the choice of method for improving wear resistance depends on factors such as specific application, budget, and desired level of improvement. A combination of these methods may also be utilized to achieve optimal wear resistance in special steel.
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Grade Q450NQR1 Corten Steel Plate 2.0*1000*3000
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t
- Supply Capability:
- 20000 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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