Special Steel Din 34crmo4 Alloy Steel Round Bars
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Product information:
Standard | ASTM DIN EN GB,etc. | ||||||||||
Grade | 4130 34crmo4 | ||||||||||
MOQ | 1 Metric Ton | ||||||||||
Diameter | 10-1220mm | ||||||||||
Length | 6m,9m or as required. | ||||||||||
Diameter Tolerance | Within the allowable range or as required. | ||||||||||
Condition of delivery | Hot rolled,Cold Rolled or as required. |
Product Show:
Workshop Show:
Shipping
1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;
2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;
3. Customers specifying freight forwarders or negotiable shipping methods!
Delivery Time: 3-7 days for samples; 5-25 days for batch goods.
Payment Terms
1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.
2.MOQ: 1pcs
3.Warranty : 3 years
4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)
2)as customer's requirement
Why choose us?
(1) The leading exporter in China special steel industry.
(2) Large stocks for various sizes, fast delivery date.
(3) Good business relationship with China famous factories.
(4) More than 7 years steel exporting experience.
(5) Good after-sales service guarantee.
- Q:What are the specific requirements for special steel used in the nuclear industry?
- Special steel used in the nuclear industry must meet specific requirements to ensure safety, durability, and reliability. These requirements include: 1. Radiation Resistance: Special steel used in the nuclear industry must possess high radiation resistance to withstand the intense radiation levels present in nuclear reactors. This means that the steel should have low neutron absorption and minimal degradation under irradiation. 2. High Strength and Toughness: Nuclear reactors operate under extreme conditions, including high temperatures and pressure. Special steel used in the nuclear industry must have excellent strength and toughness to withstand these conditions and prevent structural failure. 3. Corrosion Resistance: The steel used in nuclear applications must be highly resistant to corrosion, as exposure to corrosive environments can compromise the integrity of the reactor components. This involves the steel having low susceptibility to stress corrosion cracking, intergranular corrosion, and pitting corrosion. 4. Low Impurity Content: Special steel used in the nuclear industry must have a low impurity content to minimize the potential for radioactive contamination. Any impurities present in the steel can become activated and release radioactive particles, posing a significant safety hazard. 5. Thermal Stability: The steel must have excellent thermal stability to maintain its mechanical properties even under high-temperature conditions. This ensures that the steel remains reliable and performs as expected during prolonged exposure to elevated temperatures. 6. Non-Magnetic Properties: Some components in nuclear reactors require non-magnetic materials to prevent interference with sensitive instruments and equipment. Special steel used in these applications must possess non-magnetic properties to meet this requirement. 7. Regulatory Compliance: Special steel used in the nuclear industry must meet specific regulatory standards and certifications to ensure its suitability for use in nuclear facilities. These standards may vary depending on the country or region, but they typically encompass rigorous quality control, testing, and inspection procedures. Meeting these specific requirements for special steel used in the nuclear industry is crucial for maintaining the safety and integrity of nuclear reactors. Compliance with these standards ensures that the steel can withstand the harsh conditions and the potential hazards associated with nuclear power generation.
- Q:What are the limitations of using special steel in high-temperature applications?
- The use of special steel in high-temperature applications is not without its limitations. One of the main limitations is the potential for thermal expansion. Special steel, like any other material, expands when exposed to high temperatures. This expansion can lead to dimensional changes and stress within the material, which may affect the overall performance and integrity of the structure. Another limitation is the possibility of oxidation and corrosion. High temperatures can accelerate the oxidation process, causing the steel to form oxides on its surface. These oxides can lead to corrosion and weaken the material over time. To mitigate this limitation, special steel alloys with enhanced resistance to oxidation and corrosion are often used in high-temperature applications. Furthermore, special steel may also experience a decrease in strength at elevated temperatures. The mechanical properties of the material, such as tensile strength and hardness, can be significantly reduced 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 have a limited temperature range in which it can maintain its desired properties. Beyond a certain temperature threshold, the material may undergo phase transformations or experience degradation, resulting in a loss of its intended characteristics. It is essential to carefully consider the operating temperature and select the appropriate special steel alloy with a suitable temperature range for the specific high-temperature application. In summary, while special steel offers numerous advantages for high-temperature applications, including excellent strength, durability, and heat resistance, it is important to be aware of its limitations. Thermal expansion, oxidation and corrosion, reduced strength at high temperatures, and temperature restrictions are factors that need to be considered and addressed when utilizing special steel in such applications.
- Q:How does special steel contribute to the energy storage sector?
- Special steel contributes to the energy storage sector by providing crucial components for the construction of various energy storage systems. For instance, it is used in the manufacturing of high-performance batteries, such as lithium-ion batteries, which are widely utilized in electric vehicles and renewable energy storage solutions. The exceptional strength, durability, and corrosion resistance properties of special steel make it ideal for ensuring the longevity and efficiency of these energy storage technologies. Additionally, special steel is also employed in the construction of infrastructure such as storage tanks and pipelines, which are essential for the transportation and distribution of energy resources. Overall, special steel plays a pivotal role in enhancing the reliability and performance of energy storage systems, thereby facilitating the transition towards a more sustainable and efficient energy future.
- Q:How does special steel perform in corrosion fatigue conditions?
- Special steel is known for its exceptional performance in corrosion fatigue conditions. Corrosion fatigue refers to the combined effect of corrosion and cyclic loading, which can significantly degrade the mechanical properties of materials over time. However, special steel is specifically designed and alloyed to resist corrosion and maintain its structural integrity under these challenging conditions. The high corrosion resistance of special steel is achieved through the addition of alloying elements such as chromium, nickel, and molybdenum. These elements form a protective oxide layer on the surface of the steel, which acts as a barrier against corrosive agents. This oxide layer effectively prevents the penetration of moisture, oxygen, and other corrosive substances, reducing the likelihood of corrosion initiation and propagation. Furthermore, special steel exhibits excellent fatigue strength, allowing it to withstand cyclic loading without premature failure. Its unique microstructure, which is usually martensitic or austenitic, provides superior mechanical properties and resistance to fatigue crack initiation and propagation. This ensures that the material can endure repeated loading cycles without compromising its structural integrity. In addition to its corrosion resistance and fatigue strength, special steel also possesses good ductility and toughness. These properties are crucial in corrosion fatigue conditions as they enable the material to absorb and redistribute stress effectively, preventing localized stress concentrations that can lead to crack formation and propagation. Overall, special steel's exceptional performance in corrosion fatigue conditions can be attributed to its high corrosion resistance, fatigue strength, ductility, and toughness. These properties make it an ideal choice for applications where materials are subjected to cyclic loading and corrosive environments, such as offshore structures, marine equipment, and oil and gas pipelines.
- Q:What is the role of cobalt in special steel?
- Cobalt plays a crucial role in special steel due to its unique properties and characteristics. It acts as a key alloying element in the production of high-performance steel alloys, especially those used in demanding applications where strength, hardness, and heat resistance are vital. One of the main roles of cobalt in special steel is to enhance its overall strength and toughness. Cobalt forms a solid solution with iron, resulting in a fine-grained microstructure that improves the steel's mechanical properties. This leads to increased hardness, wear resistance, and the ability to withstand high temperatures and harsh environments. Additionally, cobalt improves the steel's resistance to corrosion and oxidation, making it suitable for applications in extreme conditions such as aerospace, oil and gas, and automotive industries. It also enhances the steel's magnetic properties, making it useful in electrical and electronic devices. Another important role of cobalt in special steel is its ability to promote the formation of stable carbides. The addition of cobalt helps in the precipitation and dispersion of carbides, which contributes to the steel's high-temperature strength and excellent retention of hardness at elevated temperatures. Furthermore, cobalt aids in the refinement of the steel's grain structure, resulting in improved machinability and surface finish. It also allows for better control over the steel's hardenability, which determines its ability to be heat-treated and achieve desired hardness levels. In summary, the role of cobalt in special steel is multifaceted and essential. It enhances the steel's strength, hardness, and toughness, improves its resistance to corrosion and oxidation, and enables it to withstand high temperatures. Cobalt also helps in refining the steel's microstructure, enhancing machinability, and allowing for precise control over its hardenability.
- Q:Can special steel be used in the production of springs for watches?
- Yes, special steel can be used in the production of springs for watches. Special steel, such as stainless steel or high carbon steel, is often preferred for watch springs due to its excellent strength, durability, and resistance to corrosion, ensuring reliable and long-lasting performance of the watch.
- Q:What are the different cutting techniques used for special steel?
- There are several cutting techniques used for special steel, including but not limited to laser cutting, plasma cutting, waterjet cutting, and abrasive cutting. These techniques are chosen based on factors such as the thickness and hardness of the steel, the desired precision, and the specific requirements of the project.
- Q:What are the common applications of special steel in the manufacturing industry?
- Special steel, known as alloy steel as well, has unique properties and superior performance, making it widely used in the manufacturing industry for various applications. Different sectors benefit from special steel in the following ways: 1. Automotive Industry: Components like engine parts, gears, axles, and crankshafts heavily rely on special steel due to its high strength, durability, and resistance to wear and corrosion. Its exceptional performance in critical automotive applications makes it the preferred choice. 2. Aerospace Industry: In the aerospace sector, special steel is vital for manufacturing aircraft components such as landing gear, turbine blades, and structural parts. Its high tensile strength, lightweight nature, and ability to withstand extreme temperatures ensure the safety and efficiency of aircraft operations. 3. Construction Industry: The construction sector extensively uses special steel for manufacturing structural elements like beams, columns, and reinforcement bars. Its superior strength, ductility, and resistance to external forces guarantee the structural integrity and safety of buildings, bridges, and other infrastructure projects. 4. Oil and Gas Industry: The oil and gas industry relies heavily on special steel for manufacturing pipelines, drill bits, valves, and other equipment. Its high resistance to corrosion, pressure, and extreme temperatures make it suitable for handling the harsh operating conditions encountered in oil and gas exploration, extraction, and transportation. 5. Tool and Die Making: Special steel is commonly employed in tool and die making due to its excellent hardness, toughness, and wear resistance. Various industries, including automotive, aerospace, and consumer goods manufacturing, utilize special steel for manufacturing cutting tools, molds, dies, and punches. 6. Medical Industry: The medical industry utilizes special steel for manufacturing surgical instruments, implants, and medical devices. Its biocompatibility, corrosion resistance, and sterilizability ensure the safety and effectiveness of medical tools and implants. These examples represent only a fraction of the applications of special steel in the manufacturing industry. Its versatility, reliability, and performance contribute to the advancement and growth of various manufacturing processes in numerous sectors.
- Q:What are the applications of special steel in the oil and gas supply chain?
- Special steel has various applications in the oil and gas supply chain. It is commonly used in the construction of pipelines, offshore platforms, and drilling equipment due to its high strength, corrosion resistance, and ability to withstand extreme conditions. Special steel also finds its utility in the manufacturing of valves, fittings, and connectors, ensuring efficient and leak-free operations. Additionally, it is used in the production of storage tanks and vessels, providing reliability and safety in the containment of oil and gas. Overall, special steel plays a crucial role in enhancing the durability, performance, and safety of equipment and infrastructure within the oil and gas supply chain.
- Q:How does special steel ensure product reliability?
- Product reliability is enhanced by the use of special steel, which is specifically designed and manufactured to possess superior qualities. One of the key factors contributing to its reliability is its exceptional strength and durability, allowing it to withstand high levels of stress, pressure, and temperature. This ensures reliable performance even in challenging conditions. Additionally, special steel offers excellent resistance to corrosion, wear, and fatigue. This is achieved through the addition of various alloying elements and meticulous heat treatment processes. By minimizing the risk of degradation and failure, the reliability of the product is further enhanced. Furthermore, special steel is known for its exceptional dimensional stability and accuracy. It maintains its shape and size under different operating conditions, reducing the possibility of dimensional changes that could affect overall performance and reliability. Another aspect that contributes to the reliability of special steel is its consistent and uniform composition. The manufacturing process ensures a homogeneous and controlled structure, resulting in predictable and reliable mechanical properties. This allows designers and engineers to accurately predict the behavior and performance of the steel, thereby increasing the reliability of the final product. Moreover, special steel undergoes stringent quality control measures throughout the manufacturing process to ensure it meets or exceeds industry standards and specifications. By adhering to these strict quality standards, special steel manufacturers can guarantee a high level of product reliability. In conclusion, special steel offers exceptional strength, durability, resistance to corrosion and wear, dimensional stability, uniform composition, and strict quality control measures, all of which contribute to the reliable performance of products made from special steel. Therefore, it is the preferred choice in industries where reliability is of utmost importance.
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Special Steel Din 34crmo4 Alloy Steel Round Bars
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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