Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

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Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

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Supply Capability:: 10000 m.t./month

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Specification Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

Round bar	Diameter(mm)	Length (mm)
Round bar	10~1000	2000~6000
plate/sheet	Thickness(mm)	Width (mm)	Length (mm)
plate/sheet	10~1000	80~2300	2000~6000

Chemical Composition of Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

C	Si	Mn	P≤	S≤	Cr
0.40~0.60	0.20~0.30	0.70~0.90	0.030	0.030	0.01~0.03

Chinese	American	German	Swedish	Japanese
GB	AISI	DIN	ASSB	JIS
45	1045	C45/1.1191		S45C

Quenching	Tempering	Tensile strength	Yield strength	Elongation
820~870 °c	550~650 °c	≥600MPa	≥355MPa	≥16%

Quenching

Tempering

Tensile

strength

Yield strength

Elongation

820~870 °c

550~650 °c

≥600MPa

≥355MPa

≥16%

Application of Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

(1) this steel is widely used in machinery manufacturing.

(2) For the manufacture of high strength requirements parts, such as gears, shafts, piston pin and the uneven force big machining parts, forgings, stampings and bolts, nuts, pipe joint.

CNBM Introduction of of Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.

With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.

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Packaging & Delivery of Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

Packaging Detail	Sea worthy packing /as per customer's packing instruction
Delivery Detail	15 ~ 40 days after receiving the deposit

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Forging Steel Plates ASTM1045_Hot Rolled Carbon Steel Sheet

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Q:What are the advantages of using special steel over other materials?: Special steel has several advantages over other materials. Firstly, it offers exceptional strength and durability, making it ideal for applications where high performance and reliability are crucial. Additionally, special steel possesses excellent resistance to corrosion, heat, and wear, ensuring longevity and reduced maintenance costs. Moreover, it provides versatility in terms of customization and can be tailored to specific requirements, making it suitable for a wide range of industries and applications. Lastly, special steel offers superior machinability and weldability, facilitating ease of processing and fabrication.

Q:What are the different cutting tools used for machining special steel?: Some of the different cutting tools used for machining special steel include high-speed steel (HSS) drills, carbide drills and end mills, diamond-coated tools, and solid carbide inserts. These tools are specifically designed to withstand the high cutting forces and temperatures associated with machining special steel, ensuring efficient and precise metal removal.

Q:How is corrosion-resistant stainless steel used in the production of marine equipment?: Corrosion-resistant stainless steel is extensively used in the production of marine equipment due to its ability to withstand harsh marine environments. It is commonly used in the construction of ship hulls, propellers, valves, pumps, and other critical components. The stainless steel's resistance to corrosion helps prevent damage caused by saltwater, which can significantly extend the lifespan of the equipment and ensure its reliability and safety at sea.

Q:What are the main applications of special steel in the defense equipment?: Special steel is widely used in defense equipment due to its exceptional properties such as high strength, durability, and corrosion resistance. It finds applications in various defense equipment including tanks, submarines, aircraft carriers, missile systems, armored vehicles, and military aircraft. Special steel is crucial for manufacturing components like armor plates, missile casings, propeller shafts, gun barrels, and other critical parts that require enhanced performance and reliability. Its usage ensures the defense equipment can withstand extreme conditions, resist wear and tear, and provide optimum protection and functionality to the armed forces.

Q:What are the requirements for special steel used in chemical processing?: The demands for special steel used in chemical processing are generally stricter compared to regular steel due to the harsh and corrosive nature of the chemicals involved. Some of the key prerequisites for special steel in chemical processing include: 1. Corrosion resistance: Special steel employed in chemical processing must possess a high resistance to corrosion caused by acids, alkalis, and other corrosive chemicals. This is accomplished by incorporating alloying elements like chromium, nickel, and molybdenum, which create a protective oxide layer on the steel's surface, preventing it from reacting with the chemicals. 2. High temperature resistance: Chemical processing frequently involves reactions at high temperatures. Consequently, special steel used in this industry must exhibit excellent heat resistance to maintain its strength and structural integrity under elevated temperatures. This is achieved by incorporating elements such as chromium, nickel, and tungsten, which aid in preserving the steel's stability at high temperatures. 3. Mechanical strength: Special steel employed in chemical processing should possess adequate mechanical strength to withstand the pressures and loads encountered in process equipment. This requirement is fulfilled by incorporating alloying elements like manganese, silicon, and carbon, which enhance the steel's strength and toughness. 4. Weldability: Weldability is a crucial requirement for special steel used in chemical processing as it allows for easy fabrication and installation of process equipment. Special steel with good weldability ensures robust and reliable joints, which are vital for the safe and efficient operation of chemical plants. 5. Resistance to stress corrosion cracking: Stress corrosion cracking is a significant concern in chemical processing environments. Therefore, special steel used in this industry should exhibit good resistance to stress corrosion cracking, which is accomplished by carefully selecting the alloying elements and controlling the material's microstructure. 6. Cleanliness: Special steel employed in chemical processing should be free from impurities and have a low content of harmful elements that could contaminate the process or react with the chemicals. This necessitates stringent quality control measures during steel production to ensure the desired cleanliness and purity. Meeting these requirements guarantees that special steel used in chemical processing can endure the aggressive chemical environment, high temperatures, and mechanical stresses encountered in the industry, resulting in safe and reliable operation of process equipment.

Q:What are the properties of weathering steel?: Weathering steel, also known as Corten steel, possesses several key properties. Firstly, it has a high resistance to corrosion, making it suitable for outdoor applications. Secondly, it forms a protective layer of rust on its surface, which not only adds to its aesthetic appeal but also acts as a barrier against further corrosion. Additionally, weathering steel is durable and strong, making it suitable for various structural applications. Lastly, it has the ability to withstand extreme weather conditions, including high temperatures and heavy rainfall, without deteriorating.

Q:How is tool steel used in the manufacturing of molds and dies?: Tool steel is used in the manufacturing of molds and dies due to its exceptional hardness, wear resistance, and toughness. It allows for the creation of precise and durable molds and dies that can withstand the high pressures and temperatures involved in various manufacturing processes. Tool steel also provides excellent dimensional stability, ensuring the accuracy and consistency of the final products.

Q:How does special steel perform in terms of creep resistance at elevated temperatures?: Special steel is renowned for its outstanding ability to withstand creep deformation at high temperatures. Creep refers to the gradual distortion of a material under constant stress over an extended period of time at elevated temperatures. Special steel, specially designed to endure high temperatures, possesses an impressive capacity to resist creep and retain its structural integrity. The extraordinary creep resistance of special steel is attributed to its distinctive composition, which incorporates various alloying elements like chromium, molybdenum, and vanadium. These alloying elements enhance the steel's strength at high temperatures, augment its resistance to deformation, and hinder the formation of detrimental changes in its microstructure that can occur during creep. Moreover, special steel undergoes specific heat treatment procedures such as quenching and tempering, which further enhance its resistance to creep deformation. These procedures refine the steel's microstructure, resulting in a material that is fine-grained and uniform, enabling it to endure deformation even when exposed to high temperatures for extended periods. The exceptional creep resistance of special steel makes it the preferred choice in various industries that operate under high-temperature conditions, including power generation, petrochemicals, and aerospace. It provides extended service life, reduced maintenance requirements, and enhanced safety in critical applications where failure due to creep deformation could have severe consequences. In conclusion, special steel demonstrates remarkable performance in terms of its ability to resist creep deformation at high temperatures. Its distinct composition, including alloying elements and specific heat treatment procedures, empowers it to withstand deformation and maintain its structural integrity even under prolonged exposure to elevated temperatures.

Q:How is special steel used in the production of surgical instruments?: Special steel is used in the production of surgical instruments due to its unique properties such as corrosion resistance, durability, and ability to maintain sharpness. It ensures that surgical instruments can withstand sterilization processes while maintaining their functionality and longevity. Additionally, the specific composition of special steel allows for precise shaping and fine-tuning, enabling the creation of intricate and precise surgical tools necessary for various medical procedures.

Q:What are the common challenges in forging special steel?: Forging special steel poses several common challenges that manufacturers and engineers must address in order to achieve desired outcomes. One of the primary challenges in forging special steel is maintaining precise temperature control throughout the process. Special steels often have specific heat treatment requirements, and any deviation from the recommended temperature range can adversely affect the final properties of the material. Achieving and sustaining the right temperature is crucial to ensure desired mechanical properties like strength, hardness, and toughness. Another challenge in forging special steel is controlling the cooling rate during quenching. Quenching is a critical step in the heat treatment process that helps to achieve the desired hardness and strength in special steels. However, rapid cooling can lead to the formation of undesirable microstructures or even cracking. Therefore, carefully managing the cooling rate is essential to avoid these issues and ensure optimal material properties. Additionally, shaping special steels through forging can be challenging due to their high strength and hardness. These materials are often more difficult to deform compared to regular steels, requiring higher forging pressures and specialized equipment. The resistance to deformation can lead to increased wear on the forging dies, requiring frequent maintenance and replacement. Furthermore, special steels may contain alloying elements that can affect their forgeability. Some alloying elements can promote grain growth, which can reduce the mechanical properties of the material. Finding the right balance of alloying elements and optimizing the forging process parameters is crucial to achieve the desired microstructure and properties in the final product. Lastly, ensuring consistency and repeatability in the forging process can be a challenge. Special steels are often produced in smaller quantities or for specific applications, making it important to maintain process control and quality assurance. Proper documentation, monitoring, and quality control measures need to be implemented to ensure that the forged special steel meets the desired specifications and performance requirements. Overall, forging special steel requires careful attention to temperature control, cooling rate during quenching, shaping difficulties, alloying elements, and maintaining consistency. Addressing these challenges through proper process control and optimization is crucial to obtain high-quality special steel products with the desired mechanical properties and performance characteristics.

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