Hot Rolled Spring Flat Bar

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Product Description:

OKorder is offering high quality Steel Flat Bar at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

Product Applications:

Steel Flat Bar are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

Product Advantages:

OKorder's Steel Flat Bar are durable, strong, and resist corrosion.

Main Product Features:

· Premium quality

· Prompt delivery & seaworthy packing (30 days after receiving deposit)

· Corrosion resistance

· Can be recycled and reused

· Mill test certification

· Professional Service

· Competitive pricing

Product Specifications:

Commodity: Mild Steel Flat Bar

Standard: GB;JIS

Material: Q195-235;SS400

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

Hot Rolled Spring Flat Bar

Usage/Applications of Steel Flat Bar

Widely used for construction, Machinery manufacturing, Iron tower steel structure, Shipbuilding; Steel grating, Staircase, Bridge, Viaduct, Railway spare parts, Boilers making etc.

Packaging & Delivery of Mild Steel Flat Bar

Packaging Details: The Mild Steel Flat Bars are packed in bundles and loaded in 20 feet/40 feet container, or shipped by bulk cargo ,also we can do as customer's requirements.

Delivery Details:30~45 days upon the receipt of buyer payment by T.T. or L/C.

Production Flow of Steel Flat Bar

The Mild steel flat bar is made through three processes:

1.Feeding the material: Feeding the row material (the steel plate) to Slitting Line.

2.Slitting:The steel plate would be slitted into expected width by lengthways cutter.

3. Leveled and cutting: The plat bar would be ground into level by the grinder and then cut into required length

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q4: What makes stainless steel stainless?

A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.

Q: How is special steel used in the aerospace industry?: Special steel is used in the aerospace industry for various applications due to its exceptional strength, durability, and resistance to extreme temperatures. It is commonly utilized in the manufacturing of aircraft structures, engine components, landing gear, and fasteners. The high strength-to-weight ratio of special steel enables the construction of lightweight yet robust parts, contributing to improved fuel efficiency and aircraft performance. Additionally, its ability to withstand harsh environmental conditions and maintain structural integrity makes it indispensable for ensuring the safety and reliability of aerospace systems.

Q: What are the main characteristics of heat-resistant steel forgings?: High-temperature applications can benefit from the use of heat-resistant steel forgings due to their distinct characteristics. Firstly, these forgings possess exceptional resistance to oxidation and corrosion, enabling them to maintain their mechanical properties even under elevated temperatures. This resistance is achieved by incorporating alloying elements such as chromium, nickel, and molybdenum, which form a protective oxide layer on the steel's surface. Secondly, heat-resistant steel forgings demonstrate remarkable strength and toughness when exposed to high temperatures. This is crucial for applications that subject the material to mechanical stress and thermal cycling, such as gas turbines, power plants, and aerospace engines. The combination of high strength and toughness ensures that the forgings can endure harsh operating conditions without deformation or failure. Another significant characteristic of heat-resistant steel forgings is their ability to retain hardness and dimensional stability even after prolonged exposure to high temperatures. This is accomplished through meticulous alloying and heat treatment processes, optimizing the steel's microstructure. As a result, the material possesses a fine grain structure and high uniformity, enhancing its resistance to thermal fatigue and creep. Moreover, heat-resistant steel forgings exhibit good thermal conductivity, facilitating efficient heat transfer and dissipation. This is particularly important in applications where heat generation needs effective management to prevent overheating and damage to surrounding components. Lastly, heat-resistant steel forgings can be easily machined and fabricated into intricate shapes, making them versatile and suitable for various applications. They can be forged, machined, and welded without significant loss of mechanical properties, making them ideal for manufacturing components with complex designs and high precision requirements. In conclusion, the main characteristics of heat-resistant steel forgings include excellent resistance to oxidation and corrosion, high strength and toughness at high temperatures, dimensional stability and hardness retention, good thermal conductivity, and ease of machining and fabrication. These characteristics make heat-resistant steel forgings indispensable in industries that require reliable and durable materials in extreme heat conditions.

Q: What are the corrosion resistance properties of special steel?: Special steels are known for their excellent corrosion resistance properties. These steels have specific alloying elements added to enhance their resistance to corrosion, making them highly resistant to rust and various corrosive environments. Their composition and surface treatment provide a protective barrier against chemical reactions, moisture, and other corrosive agents, ensuring their durability and longevity in various applications.

Q: Can special steel be used for luxury goods?: Yes, special steel can be used for luxury goods. Special steel, often known for its exceptional quality, durability, and unique aesthetic appeal, can be utilized in the production of high-end luxury goods such as watches, jewelry, and accessories. Its premium attributes and distinct characteristics make it an attractive choice for luxury brands seeking to craft exclusive and sophisticated products that cater to discerning customers.

Q: How does special steel contribute to the thermal conductivity of products?: The unique composition and properties of special steel significantly enhance the thermal conductivity of products. By incorporating specific alloying elements like chromium, nickel, molybdenum, or vanadium, the thermal conductivity of special steel is improved. These alloying elements increase the free electron density within the steel, facilitating efficient heat transfer. The presence of alloying elements in special steel improves its lattice structure, enabling better heat transfer. The increased free electron density allows for quick and efficient movement of thermal energy through the material. Consequently, special steel effectively conducts heat from one area to another, making it suitable for applications requiring high thermal conductivity. Moreover, special steel undergoes advanced techniques like heat treatment, forging, or rolling, which further optimize its properties. These processes refine the microstructure, reducing impurities and enhancing thermal conductivity. As a result, the resulting steel product exhibits improved heat transfer capabilities and offers efficient thermal management. The remarkable thermal conductivity of special steel makes it highly sought after in various industries and applications. It finds extensive use in manufacturing heat exchangers, boilers, furnaces, and other thermal equipment where efficient heat transfer is crucial. Additionally, special steel is commonly employed in electrical appliances such as stovetops or induction cookers, where rapid and uniform heat distribution is necessary. To sum up, special steel enhances the thermal conductivity of products by utilizing specific alloying elements and advanced processing techniques. Its high thermal conductivity makes it invaluable in various industries, ensuring efficient heat management and optimal performance of thermal equipment and appliances.

Q: What are the specific requirements for special steel used in the nuclear waste storage industry?: The nuclear waste storage industry has stringent and critical requirements for special steel to guarantee the safety and long-term viability of storage facilities. These requirements are driven primarily by the need to mitigate risks associated with nuclear waste, such as radiation leakage and corrosion. One key requirement is the need for high strength and durability. Special steel used in nuclear waste storage must possess exceptional mechanical properties to withstand the weight and pressure exerted by waste containers and the surrounding environment. This includes resistance to deformation, fracture, and fatigue, as well as the ability to maintain structural integrity for an extended period. Another essential requirement is excellent corrosion resistance. Nuclear waste contains highly corrosive substances that can degrade regular steel over time. Therefore, special steel used in the nuclear waste storage industry must have enhanced corrosion resistance to ensure long-term durability and prevent leakage of radioactive materials. Furthermore, the steel must have a low susceptibility to stress corrosion cracking (SCC). SCC occurs when a combination of tensile stress, corrosive environment, and specific material conditions result in crack initiation and propagation. To maintain the integrity of containers and minimize the risk of leakage, the steel used must be highly resistant to SCC. Radiation resistance is also critical for special steel used in nuclear waste storage. The steel should exhibit minimal degradation or embrittlement when exposed to high levels of radiation. This is necessary to maintain the structural integrity of storage containers and prevent any weakening that could compromise waste containment. In addition, the special steel used in the nuclear waste storage industry must comply with strict regulatory standards and certifications. It must meet specific design codes and guidelines set by regulatory authorities to ensure compliance with safety regulations and minimize potential hazards. In conclusion, the special steel used in the nuclear waste storage industry must meet specific requirements, including high strength, durability, corrosion resistance, low susceptibility to stress corrosion cracking, radiation resistance, and compliance with regulatory standards. These requirements are essential for maintaining the safety and integrity of storage facilities and preventing any leakage or release of radioactive materials into the environment.

Q: What are the different methods of improving the impact toughness of special steel?: There are several methods for improving the impact toughness of special steel. One common method is through heat treatment processes such as quenching and tempering, which involve heating the steel to a high temperature and then rapidly cooling it. This helps to refine the grain structure of the steel, making it more resistant to cracking and improving its toughness. Another method is alloying, where specific elements are added to the steel to enhance its toughness, such as nickel, chromium, or manganese. Additionally, controlling the cooling rate during the manufacturing process, known as controlled cooling, can also improve the impact toughness of special steel by minimizing the formation of brittle phases. Overall, a combination of heat treatment, alloying, and controlled cooling can be employed to enhance the impact toughness of special steel.

Q: What are the different methods for improving the corrosion resistance of special steel?: There are multiple techniques available to enhance the corrosion resistance of special steel. 1. Alloying: Adding alloying elements, like chromium, nickel, and molybdenum, to the steel composition is a widely used method. These elements create a protective layer on the steel surface, preventing corrosion. For instance, stainless steel contains a substantial amount of chromium, which forms a passive film that shields the steel from corrosive surroundings. 2. Surface treatments: Diverse surface treatments can be applied to special steel to augment its corrosion resistance. These treatments include electroplating, hot-dip galvanizing, and chemical passivation. Electroplating involves coating the steel with a layer of zinc or nickel, serving as a sacrificial anode that safeguards the steel from corrosion. Hot-dip galvanizing entails immersing the steel in molten zinc to form a durable and corrosion-resistant layer. Chemical passivation involves treating the steel with a solution that eliminates surface impurities and forms a protective oxide layer. 3. Protective coatings: The application of protective coatings can considerably enhance the corrosion resistance of special steel. Coatings like paint, epoxy, or polyurethane act as barriers, preventing moisture and corrosive substances from contacting the steel surface. These coatings can be applied through spray, dip, or powder coating methods. 4. Heat treatment: Modifying the microstructure of special steel through heat treatment improves its corrosion resistance. Processes like annealing, quenching, and tempering can alter the steel's properties, making it more resistant to corrosion. Heat treatment can also alleviate internal stresses that contribute to corrosion. 5. Environmental control: Controlling the environment in which the special steel is utilized can also aid in improving its corrosion resistance. This includes maintaining appropriate humidity levels, controlling pH, avoiding exposure to corrosive chemicals, and implementing effective ventilation systems. By minimizing the exposure of special steel to corrosive elements, its corrosion resistance can be enhanced. In conclusion, a combination of these methods can be employed to enhance the corrosion resistance of special steel, ensuring its durability and performance in corrosive environments.

Q: What are the applications of special steel in the power generation supply chain?: Special steels have several applications in the power generation supply chain. They are commonly used in the construction of turbines, boilers, and other critical components of power plants. These steels possess high strength, corrosion resistance, and heat resistance properties, making them suitable for the demanding conditions within power generation facilities. Special steels also play a crucial role in the manufacturing of transmission and distribution equipment, such as transformers and generators, ensuring efficient and reliable power transmission. Overall, the applications of special steel in the power generation supply chain contribute to the development of robust and sustainable energy infrastructure.

Q: What are the different methods of non-destructive testing for special steel?: There are several methods of non-destructive testing (NDT) for special steel, including magnetic particle testing, ultrasonic testing, radiographic testing, eddy current testing, and liquid penetrant testing. These techniques allow for the detection of defects or abnormalities in the material without causing any damage to the steel. Each method has its own advantages and limitations, and the choice of method depends on the specific requirements and characteristics of the steel being tested.

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