Hot Rolled Carbon Steel C22 with High Quality

Hot Rolled Carbon Steel C22 with High Quality

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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:

Carbon Steel

Shape:

Steel Round Bar

Hot Rolled Carbon Steel C22 with High Quality

Product description:

1: Dia: 100-1200mm;

2: Length: 3000-12000mm

3: Delivery condition:Hot forged, black surface/Peeled/Turned.

4: Delivery date: 30-45 days.

5: MOQ: 20tons.

6: Payment term: 30% in advance, 70% before shipment.

7: UT test standard: Sep 1921-84 c/c.

Characteristic:

Hastelloy C22 is a omnipotent of nickel, chromium and molybdenum mixed alloy, with better corrosion resistance performance than other alloys, for example, Hastelloy C276 alloy, C4 alloy and 625 alloy. Hastelloy C22 have a good resistance performance to pitting, crevice corrosion and stress corrosion cracking, have excellent inoxidability water medium performance, including the wet-chlorine, nitric acid or oxidizing acid mixed acid with chloride ion. Meantime, Hastelloy C22 possesses perfect resistance to reduction and oxidation of processing enviroments, then it can be used in some complicated environment or with many different manufacture target factory depend on the omnipotent performance. Hastelloy C22 possess prominent resistance performance to different chemical environments, including strong oxidizing matter, such as iron chloride, copper chloride, chlorine, heat pollution liquid(organic and inorganic), formic acid, acetic acid, acetyl oxide, sea water and salting liquid and so on. Hastelloy C22 alloy can resist the grain boundary precipitate form when jointing heat affected zone, this performance made it can applied in many kinds of chemical processing.

Chemical composition:

C	Si	Mn	S(≤)	P(≤)	B	Cr(≤)	Ni(≤)
0.17-0.23	0.17-0.37	0.35-0.65	0.035	0.035	0.0008-0.003	0.25	0.3

Product show:

Hot Rolled Carbon Steel C22 with High Quality

Q: What are the different surface treatment techniques for special steel?: There are several different surface treatment techniques for special steel, including: 1. Electroplating: This technique involves the deposition of a thin layer of metal onto the surface of the steel through an electrochemical process. It helps enhance corrosion resistance, improve appearance, and provide a protective coating. 2. Nitriding: Nitriding involves the diffusion of nitrogen into the surface of the steel, resulting in a hardened and wear-resistant layer. This technique improves the material's strength, toughness, and resistance to fatigue. 3. Carburizing: Carburizing is a heat treatment process that introduces carbon into the steel surface, creating a hard and wear-resistant layer. It enhances the material's strength, hardness, and resistance to wear. 4. Coating: Various coating techniques, such as thermal spraying, chemical vapor deposition, and physical vapor deposition, can be employed to apply a protective layer onto the steel surface. These coatings can offer improved corrosion resistance, wear resistance, and thermal stability. 5. Shot peening: Shot peening involves bombarding the steel surface with small metal or ceramic particles, which induce compressive stresses and improve fatigue resistance. It also helps to reduce stress corrosion cracking and enhance the material's mechanical properties. These surface treatment techniques play a crucial role in improving the performance, durability, and overall quality of special steel in different industrial applications.

Q: What are the applications of special steel in the agriculture supply chain?: Special steel has various applications in the agriculture supply chain. It is commonly used in the manufacturing of machinery and equipment such as tractors, harvesters, and irrigation systems. Special steel's high tensile strength and resistance to corrosion make it ideal for these applications, ensuring durability and longevity in agricultural operations. Additionally, special steel is used in the production of storage tanks, silos, and processing equipment, providing the necessary strength and reliability for storing and handling agricultural products. Overall, special steel contributes to the efficiency and effectiveness of the agriculture supply chain by enabling the development of robust and reliable equipment and infrastructure.

Q: What are the common quality control measures for special steel?: Common quality control measures for special steel include: 1. Chemical Composition Analysis: Special steel often requires specific chemical compositions to meet the desired properties. Quality control measures involve analyzing the chemical composition through techniques like spectrometry to ensure it meets the required specifications. 2. Mechanical Testing: Special steel needs to possess specific mechanical properties such as strength, hardness, toughness, and ductility. Quality control measures involve conducting mechanical tests like tensile testing, hardness testing, impact testing, and fatigue testing to ensure the steel meets the required standards. 3. Non-Destructive Testing: Non-destructive testing methods like ultrasonic testing, magnetic particle testing, and dye penetrant testing are employed to detect any internal or surface defects in the steel. These tests help ensure the integrity and reliability of the special steel. 4. Dimensional Inspection: Special steel often requires precise dimensions for its intended application. Dimensional inspection involves measuring the length, width, thickness, diameter, and other critical dimensions to ensure they meet the required tolerances specified by the customer or industry standards. 5. Surface Quality Inspection: Special steel may require specific surface finishes or coatings to enhance its performance or resistance to corrosion. Quality control measures involve inspecting the steel surface for defects such as cracks, pits, scratches, or unevenness to ensure it meets the required surface quality standards. 6. Heat Treatment Verification: Special steel often undergoes heat treatment processes like annealing, quenching, or tempering to achieve the desired mechanical properties. Quality control measures involve verifying the effectiveness of the heat treatment process through hardness testing or microstructure analysis. 7. Documentation and Traceability: Quality control measures also involve maintaining comprehensive documentation and traceability records of the special steel, including details of its production process, chemical composition, mechanical properties, and any inspections or tests performed. This helps ensure quality consistency and provides a reference for future use or troubleshooting. By implementing these quality control measures, manufacturers can ensure that special steel meets the required specifications, providing customers with high-quality and reliable products for their specific applications.

Q: How does special steel contribute to the construction sector?: The construction sector heavily relies on special steel for its ability to enhance the quality, durability, and safety of structures. This type of steel is known for its exceptional strength and toughness, making it an ideal choice for high-rise buildings, bridges, and other infrastructure projects. Its high tensile strength allows for the construction of lighter and more slender structures, reducing material costs and allowing architects to design innovative and visually pleasing buildings. Additionally, special steel boasts high resistance to corrosion, which is particularly crucial in construction projects located in harsh environments such as coastal areas or industrial zones. This resistance ensures that structures built with special steel have a longer lifespan and require less maintenance, resulting in significant cost savings over time. Furthermore, its ability to withstand fire and extreme temperatures makes it indispensable for fire-resistant structures and critical components, guaranteeing the safety of occupants. Furthermore, special steel offers excellent ductility and weldability, allowing it to seamlessly integrate with other construction materials and facilitate efficient assembly processes. Its versatility makes it suitable for various structural elements like beams, columns, and reinforcement bars, providing stability and structural integrity to buildings, as well as improving their seismic performance. Moreover, the use of special steel in construction aligns with sustainability goals. It is a recyclable material that can be reused without compromising its properties, reducing the environmental impact of the construction sector. Additionally, its lighter weight compared to traditional materials minimizes the carbon footprint associated with transportation and installation. In conclusion, special steel significantly contributes to the construction sector by providing strength, durability, fire resistance, corrosion resistance, and versatility. Its use enables the construction of safer, more cost-effective, and environmentally-friendly structures, enhancing the overall quality and sustainability of the built environment.

Q: What are the main applications of special steel in the power transmission industry?: Special steel is widely used in the power transmission industry for various applications. Some of the main applications include manufacturing transmission towers, poles, and other structural components. Special steel is also utilized in the production of power line conductors, such as overhead wires and cables, due to its high strength and conductivity properties. Additionally, special steel is employed in the construction of power transformers, as it offers excellent magnetic properties and resistance to heat and corrosion. Overall, the use of special steel in the power transmission industry ensures reliable and efficient transmission of electricity.

Q: What are the different applications of special steel in the construction industry?: Special steels are highly versatile materials that find numerous applications in the construction industry. One of the primary uses of special steel in construction is in the production of structural components. Special steels, such as high-strength low-alloy (HSLA) steel and weathering steel, are commonly employed to construct buildings, bridges, and other infrastructure projects that require superior strength and durability. In addition to structural applications, special steel is also extensively utilized in the construction of pipelines. This is particularly true for oil and gas pipelines, where special steels with excellent resistance to corrosion and high-pressure conditions are crucial. Stainless steel, for instance, is commonly employed due to its exceptional corrosion resistance properties, making it ideal for harsh environments. Another vital application of special steel in construction is in the production of reinforcing bars, commonly known as rebars. Reinforcing steel bars are used to reinforce concrete structures, such as buildings, bridges, and highways, by providing additional strength to withstand tension forces. Special steel rebars, such as micro-alloyed steel or carbon steel, are specifically designed to enhance the structural integrity and durability of concrete structures. Furthermore, special steel is extensively used in the construction of high-rise buildings and skyscrapers. The exceptional strength, ductility, and fire resistance properties of special steels, such as carbon steel or alloy steel, make them ideal for constructing tall structures that can withstand heavy loads and resist the impact of fire incidents. Special steel also finds application in the construction of equipment and machinery used in the construction industry. For instance, high-speed steel (HSS) is commonly used to manufacture cutting tools, drill bits, and saw blades that are essential for various construction activities. HSS possesses exceptional hardness, wear resistance, and high-temperature strength, making it suitable for heavy-duty cutting and drilling applications. In conclusion, special steel plays a crucial role in the construction industry due to its superior strength, durability, corrosion resistance, and fire resistance properties. It finds applications in structural components, pipelines, reinforcing bars, high-rise buildings, and construction machinery. Special steel ensures the safety, longevity, and reliability of construction projects, making it an essential material in the industry.

Q: How does special steel contribute to reducing product rejection rates?: Special steel contributes to reducing product rejection rates by offering superior quality and performance compared to regular steel. Its unique properties, such as increased strength, durability, and corrosion resistance, ensure that products made with special steel are more reliable and less prone to defects or failures. This, in turn, leads to a decrease in product rejection rates as it minimizes the likelihood of manufacturing errors, enhances product lifespan, and improves overall customer satisfaction.

Q: What are the limitations of using special steel in high-temperature applications?: The utilization of special steel in high-temperature scenarios comes with its own set of constraints. One notable limitation is the potential for thermal expansion. Similar to other materials, special steel expands when subjected to high temperatures. This expansion can result in changes in dimensions and internal stress, which can impact the overall performance and integrity of the structure. Another constraint is the likelihood of oxidation and corrosion. Elevated temperatures can expedite the oxidation process, leading to the formation of oxides on the steel's surface. These oxides can cause corrosion and weaken the material over time. To counteract this drawback, special steel alloys with enhanced resistance to oxidation and corrosion are frequently employed in high-temperature applications. Additionally, special steel may experience a decrease in strength at higher temperatures. The mechanical properties of the material, such as tensile strength and hardness, can be significantly diminished as the temperature rises. This reduction in strength can compromise the structural integrity of the component, making it more susceptible to failure. Lastly, special steel may possess a limited temperature range within which its desired properties can be maintained. Beyond a certain temperature threshold, the material may undergo phase transformations or experience degradation, resulting in a loss of its intended characteristics. It is crucial to carefully assess the operating temperature and select the appropriate special steel alloy with a suitable temperature range for the specific high-temperature application. In conclusion, while special steel presents numerous advantages for high-temperature applications, such as exceptional strength, durability, and heat resistance, it is vital to acknowledge its limitations. Considerations such as thermal expansion, oxidation and corrosion, reduced strength at high temperatures, and temperature restrictions must be taken into account and addressed when utilizing special steel in these applications.

Q: How does special steel perform in aerospace applications?: Special steel is widely used in aerospace applications due to its exceptional performance and unique properties. One of the key reasons for its usage is its high strength-to-weight ratio, which is crucial in the aerospace industry where weight reduction is a primary concern. Special steel alloys exhibit superior strength, allowing them to withstand the extreme conditions encountered during flight, such as high temperatures, vibrations, and pressure changes. Additionally, special steel possesses excellent resistance to corrosion, making it an ideal choice for aerospace applications where exposure to moisture and various chemicals is common. Its corrosion resistance ensures the longevity and durability of critical components, reducing maintenance and replacement costs. Furthermore, special steel offers excellent fatigue resistance, meaning it can withstand repeated loading and unloading cycles without experiencing deformation or failure. This property is vital in aerospace applications where components are subjected to cyclic stresses and must maintain their integrity over prolonged periods. Moreover, special steel alloys can be easily fabricated and machined, allowing for the production of complex and precise aerospace components. The ease of fabrication ensures efficient manufacturing processes and the ability to create intricate designs, which is essential for optimizing performance and aerodynamics. Overall, special steel's exceptional strength, corrosion resistance, fatigue resistance, and ease of fabrication make it an invaluable material in aerospace applications. Its utilization in critical components, such as turbine blades, landing gears, and structural elements, ensures the safety, reliability, and efficiency of aerospace systems.

Q: Can special steel be used in the plastic manufacturing industry?: Yes, special steel can be used in the plastic manufacturing industry. Special steel alloys, such as tool steels, can be employed in the production of molds and dies used for shaping and forming plastic materials. These high-strength steels are essential for withstanding the high temperatures and pressures involved in plastic injection molding and other manufacturing processes. Special steel's durability and resistance to wear make it an ideal choice for enhancing the longevity and performance of plastic manufacturing equipment.

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