40Mn Hot Rolled Steel Plate High Alloy Steel Sheet

40Mn Hot Rolled Steel Plate High Alloy Steel Sheet

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 50000 m.t./month

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Specification

Type:

Alloy Steel

Shape:

Steel Round Bar

40Mn Hot Rolled Steel Plate High Alloy Steel Sheet

Product Description:

1.40Mn hot rolled steel plate and sheet with high strength
2. Thickness:8mm-250mm, width:1500mm-2250mm

3.ISO and BV certificate

4.Standard:GB/T 3274-2007,JIS G3106,DIN17100, ASTM, BS4360

5.Delivery condition: According to the requirements of customers, the carbon steel mild steel plate and sheet could be hot rolled, cold rolled, normalized, annealed, tempered, normalized+ tempered and tempering.

6.Application:The low alloy steel plate and sheet with high strength is mainly used in making Plants, general constructions, different kinds of engineering machines such as electric wheels skip, mine car, excavator, loaders, bulldozers, industrial blower, various cranes used in mines and other structures.

Specification:

Material	40Mn	Round bar	Dia(mm)	16-600
Process	EAF + LF + VD + Forged + Heat Treatment (optional)	Round bar	Length (mm)	Max 12000
Heat treatment	Normalized / Annealed / Quenched / tempered	Flat bar	Thickness(mm)	8-500
Delivery condition	Hot forged +Rough machined (black surface after Q/T)+ Turned (optional)		Width(mm)	70-200
Test	Ultrasonic test according to SEP 1921-84 D/d		Length (mm)	Max 12000

Chemical Composition:

C	Si	Mn	Cr	Ni	Cu
0.5~0.8	0.17~0.37	0.25~1.2	≤0.25	≤0.30	≤0.25

Packing and Delivery:

Packing in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)

Delivery Detail: Approx.45 days

Usage and Applications:
1.40Mn Hot Rolled Steel Plate High Alloy Steel Sheet is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.

2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.

3. Some especial material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.

Product Show:

40Mn Hot Rolled Steel Plate High Alloy Steel Sheet

Q: What are the different peening techniques used for special steel?: There are several peening techniques used for special steel, including shot peening, ultrasonic peening, laser peening, and hammer peening. Shot peening involves bombarding the steel surface with small spherical particles to induce compressive stress and improve fatigue resistance. Ultrasonic peening uses high-frequency vibrations to create compressive stress and improve material properties. Laser peening involves using a high-energy laser to generate shockwaves and induce compressive stress. Hammer peening uses mechanical impact from a hammer or similar tool to create compressive stress on the steel surface. These techniques are utilized to enhance the durability, strength, and performance of special steel in various applications.

Q: How does special steel contribute to the telecommunications aftermarket industry?: Special steel plays a crucial role in the telecommunications aftermarket industry by providing the necessary materials for the manufacturing and maintenance of various telecommunications equipment. This type of steel is specifically designed to possess exceptional properties, such as high strength, corrosion resistance, and durability, which are essential for the demanding conditions of the telecommunications sector. One of the main contributions of special steel to the telecommunications aftermarket industry is its use in the production of communication towers and transmission structures. These structures need to withstand extreme weather conditions, including strong winds and heavy loads, while also providing reliable support for antennas and other equipment. Special steel is capable of meeting these requirements, ensuring the longevity and stability of communication towers. Furthermore, special steel is extensively used in the manufacturing of cables and wires used in telecommunications systems. These cables need to transmit signals without any loss or interference, and the unique properties of special steel, such as high electrical conductivity and low resistance, make it an ideal material for this purpose. The use of special steel in cables helps maintain the quality and efficiency of telecommunications networks. Another significant contribution of special steel is in the production of equipment enclosures and cabinets. These enclosures provide protection to sensitive electronic components from environmental factors, such as moisture, dust, and extreme temperatures. Special steel, with its corrosion-resistant properties, ensures the longevity and reliability of these enclosures, safeguarding the valuable equipment inside. Moreover, special steel is also utilized in the manufacturing of various components and accessories used in the telecommunications aftermarket industry. These include connectors, brackets, and hardware, which are essential for assembling and maintaining telecommunications equipment. Special steel's high strength and durability make it a preferred choice for these components, ensuring their long-lasting performance. In conclusion, special steel contributes significantly to the telecommunications aftermarket industry by providing the necessary materials for the manufacturing and maintenance of various telecommunications equipment. Its exceptional properties, including high strength, corrosion resistance, and durability, make it an ideal choice for communication towers, cables, enclosures, and various components. By utilizing special steel, the telecommunications industry can ensure the reliability, efficiency, and longevity of its equipment, ultimately benefiting both service providers and end-users.

Q: What are the main factors affecting the wear resistance of special steel?: There are several main factors that affect the wear resistance of special steel. Firstly, the composition of the steel plays a crucial role. The addition of certain alloying elements, such as chromium, vanadium, and tungsten, can significantly enhance the wear resistance of the steel. These elements form hard carbides or nitrides within the steel matrix, which increase its hardness and resistance to wear. Secondly, the heat treatment process used on the steel greatly influences its wear resistance. Through processes like quenching and tempering, the steel can be hardened to achieve a desired level of wear resistance. The heat treatment also helps in refining the microstructure of the steel, making it more resistant to wear and deformation. Thirdly, the microstructure of the steel is another important factor. The presence of fine grains and a homogeneous distribution of carbides or other reinforcing phases within the steel matrix greatly enhances its wear resistance. Additionally, the presence of retained austenite, a metastable phase, can also contribute to improved wear resistance. Furthermore, the hardness of the steel is a key determinant of its wear resistance. A higher hardness level generally translates to better wear resistance, as it provides resistance against the abrasive forces acting on the steel surface. Lastly, the design and surface finish of components made from special steel also affect their wear resistance. The shape, size, and surface roughness of the components can influence the distribution and magnitude of the contact stresses on the steel, thereby affecting its wear resistance. In conclusion, the wear resistance of special steel is influenced by factors such as its composition, heat treatment, microstructure, hardness, and the design and surface finish of the components. By carefully considering these factors, engineers can optimize the wear resistance of special steel for various applications.

Q: What are the main elements in special steel alloys?: The main elements in special steel alloys vary depending on the specific alloy, but commonly include elements such as chromium, nickel, molybdenum, and vanadium. These elements are added to enhance the properties of steel, such as corrosion resistance, strength, hardness, or heat resistance, making them suitable for specific applications in industries such as aerospace, automotive, and construction.

Q: What are the main applications of special steel in the power generation equipment?: Special steel is widely used in power generation equipment due to its exceptional properties such as high strength, corrosion resistance, and heat resistance. It finds applications in various components of power generation equipment, including turbine blades, boiler tubes, heat exchangers, and pressure vessels. These components need to withstand extreme conditions such as high temperatures, pressures, and corrosive environments. Special steel ensures the durability and reliability of power generation equipment, ultimately enhancing the efficiency and performance of power plants.

Q: How does special steel perform in extreme cold temperatures?: Special steel performs well in extreme cold temperatures due to its high strength and resistance to brittleness. It retains its mechanical properties, such as toughness and ductility, which allows it to withstand low temperatures without cracking or breaking. Additionally, special steel often possesses low thermal conductivity, which helps it maintain its structural integrity and prevents it from becoming brittle in extremely cold environments.

Q: How does special steel contribute to the aerospace racing aftermarket industry?: Special steel plays a significant role in enhancing the performance, durability, and safety of aircraft and racing vehicles within the aerospace racing aftermarket industry. Its importance cannot be overstated. To start with, critical engine components like turbine blades, compressor discs, and shafts are manufactured using special steel. These components must withstand extreme temperatures, pressures, and mechanical stress during operation. Nickel-based superalloys, which are a type of special steel alloy, provide excellent heat resistance, high strength, and exceptional corrosion resistance. This ensures that the engine systems perform at their best and are reliable. Additionally, special steel is essential in constructing airframe structures. Titanium alloys, which are lightweight yet possess high-strength properties, are crucial in reducing the overall weight of aircraft and racing vehicles. This reduction in weight leads to improved fuel efficiency, increased speed, and better handling capabilities. Therefore, special steel is an indispensable material in the aerospace racing aftermarket. Furthermore, special steel is utilized in the production of landing gear systems, which are vital for safe takeoffs, landings, and overall maneuverability. The landing gear must endure immense forces and shock loads during these operations. Special steel alloys such as chromium-molybdenum steel offer exceptional toughness, fatigue resistance, and impact strength. This ensures the landing gear's reliability and longevity. Moreover, special steel plays a crucial role in manufacturing aerospace racing aftermarket components like fasteners, bearings, and gears. These components require high strength, wear resistance, and dimensional stability to withstand the demanding conditions of racing and provide optimal performance. Special steel alloys like stainless steel and tool steel possess these desirable properties, ensuring the longevity and reliability of these crucial components. To sum up, special steel's exceptional properties, including high strength, heat resistance, corrosion resistance, and fatigue resistance, enable the production of reliable, efficient, and high-performance aircraft and racing vehicles within the aerospace racing aftermarket industry. Without special steel, the industry would be unable to achieve the level of advanced technology, speed, and safety that it currently enjoys.

Q: How does special steel contribute to the efficiency of industrial equipment?: Several factors contribute to the efficiency of industrial equipment, with special steel playing a crucial role. Firstly, the use of special steel alloys offers superior strength and hardness properties compared to regular steel. This enables the construction of more durable and robust equipment, reducing the frequency of repairs or replacements. Consequently, the overall efficiency of the equipment is improved. In addition, special steel alloys demonstrate excellent resistance to heat and corrosion, making them ideal for use in high-temperature or corrosive environments. This ensures that the equipment can operate reliably, even in challenging settings, without compromising performance or safety. Moreover, special steel alloys provide improved machinability, allowing for more precise manufacturing of industrial equipment components. This precision ensures that the equipment is built to exact specifications, resulting in enhanced overall performance and efficiency. Furthermore, special steel alloys can be tailored to possess specific characteristics, such as high conductivity or magnetic properties. This makes them ideal for applications requiring electrical conductivity or magnetism. By customizing special steel, industrial equipment can be developed to meet specific needs, maximizing efficiency and effectiveness. Overall, the utilization of special steel in industrial equipment significantly enhances its efficiency. Through enhanced strength, durability, heat and corrosion resistance, improved machinability, and customization options, the lifespan, performance, reliability, and safety of the equipment are all improved. Consequently, this leads to enhanced operational efficiency and productivity in industrial settings.

Q: Can special steel be used in the agricultural industry?: Yes, special steel can be used in the agricultural industry. It is often utilized in the manufacturing of various farm equipment and machinery, such as plows, harrows, cultivators, and tractor components. Special steel's high strength, durability, and resistance to corrosion make it suitable for withstanding the demanding conditions and prolonged use in agricultural operations.

Q: What are the key characteristics to consider when selecting special steel?: There are several key considerations to keep in mind when choosing special steel. Firstly, the composition of the steel is of utmost importance. The elements and their proportions within the alloy play a vital role in determining the steel's properties, such as strength, hardness, and resistance to corrosion. It is essential to carefully assess the intended use and select a composition that aligns with the desired performance. Mechanical properties are another critical aspect to consider. Tensile strength, yield strength, ductility, and toughness all determine how the steel will perform under different loads and impacts. Choosing a steel with appropriate mechanical properties for the specific application is crucial. The steel's heat treatment capabilities should also be taken into account. Special steels often undergo various heat treatment processes to enhance their properties. Factors like hardenability, tempering ability, and the ability to maintain hardness at high temperatures are essential factors to consider when selecting special steel. Corrosion resistance is a significant characteristic, particularly if the steel will be exposed to harsh environments or chemicals. Certain special steels are specifically designed to have excellent resistance to corrosion, making them suitable for applications in marine environments, chemical processing plants, or the oil and gas industries. Other characteristics to consider include machinability, weldability, and cost. Machinability refers to how easily the steel can be cut, drilled, or shaped, while weldability determines the steel's ability to be welded without compromising its properties. Cost is an important factor that should align with the project's budget constraints. To summarize, when choosing special steel, it is crucial to consider the composition, mechanical properties, heat treatment capabilities, corrosion resistance, machinability, weldability, and cost. By assessing these key characteristics in relation to the specific application, one can make an informed decision and select the most suitable special steel for the intended purpose.

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