Q235 Deformed Bar Steel Rebar Reinforcing Steel Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
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Item specifice
Type:
Carbon Steel
Shape:
Steel Round Bar
Q235 Deformed Bar Steel Rebar Reinforcing Steel Bar
Product Description:
1. Length: 6m-12m as standard.
2. Reputation: first, best competitive price, high quality, quotes price promptly and confirm the delivery on time!
3. Application : Used for civil engineering construction,like housing bridges roads and railway,ect.
4. Price: Keep lower operating costs so as to offer competitive price for our clients.
5. Minimum Order Quantity: 25MTS as per size.
6. Invoicing: Actual or Theoretical Weight Basis as buyer’s request.
7. Payment terms: TT payment in advance or irrevocable LC at sight.
8. Delivery time: 25-30 days after we receive your TT payment at sight.
Specifications:
Specifications | Round bar | Diameter: 4mm~800mm |
Angle bar | Size: 3mm*20mm*20mm~12mm*800mm*800mm | |
Square bar | Size: 4mm*4mm~100mm*100mm | |
Flat bar | Thickness: 2mm~100mm | |
Width:10mm~500mm | ||
Hexagonal | Size: 4mm~800mm | |
Length | 2m,4m,5.8m,6m,11.8m,12m or as required. | |
Advantage:
1.low price
2.high quality
3.big supplier in china
Application:
Applies to chemical industry, shipping industry, manufacturing industry,construction,decorate Industry,electric power,pump shafts, anitary wares,furniture handles,boiler,high temperature resistant,low temperature resistant, corrosion resistant.
Product Show:
- Q:What are some common applications of special steel?
- Special steel, also known as alloy steel or tool steel, is a type of steel that has been specifically designed to exhibit enhanced properties compared to traditional carbon steel. Due to its unique composition, special steel finds a wide range of applications in various industries. One common application of special steel is in the manufacturing of cutting tools. Tools such as drills, saws, and milling cutters require high hardness, wear resistance, and toughness to withstand the demanding conditions of cutting and machining operations. Special steel provides these qualities, enabling the tools to maintain their sharpness and cutting efficiency for longer periods. Additionally, special steel is extensively used in the automotive industry. It is employed in the production of engine components, such as crankshafts, camshafts, and connecting rods, which require high strength, fatigue resistance, and heat resistance. Special steel's superior mechanical properties make it ideal for these critical engine parts, ensuring durability and performance. Another application of special steel is in the construction of molds and dies. Special steel is often used to fabricate injection molds, extrusion dies, and forging dies due to its exceptional thermal conductivity, wear resistance, and toughness. These properties allow for efficient and precise shaping of materials in the manufacturing of various products such as plastic components, metal parts, and automotive body panels. Special steel also finds applications in the aerospace industry. It is utilized in the production of aircraft components, including landing gears, turbine blades, and structural parts. The high strength, heat resistance, and corrosion resistance of special steel make it suitable for withstanding the extreme conditions experienced in aviation, ensuring the safety and reliability of aircraft. Furthermore, special steel is employed in the energy sector. It is used in the manufacturing of turbine blades for power generation, where high temperature and pressure conditions require materials with excellent creep resistance and thermal stability. Special steel's ability to withstand these harsh environments makes it an essential material in the construction of power plants. In summary, special steel is widely used in various industries for its exceptional properties. Its applications range from cutting tools and automotive components to molds and dies, aerospace parts, and power generation equipment. The versatility of special steel allows for the production of high-quality, durable, and efficient products across different sectors.
- Q:How does the microstructure of special steel affect its performance?
- The microstructure of special steel plays a significant role in determining its performance. Special steels are alloyed with specific elements to enhance their properties and meet specific application requirements. The microstructure refers to the arrangement of the steel's crystalline grains and the presence of any phase transformations within the material. One critical aspect of the microstructure is the grain size. Fine-grained structures, achieved through controlled cooling or alloying additions, offer improved strength, hardness, and toughness. Smaller grain sizes hinder the movement of dislocations within the material, resulting in increased strength and hardness. This is particularly crucial in applications that require high strength-to-weight ratios, such as aerospace or automotive components. Another crucial factor is the presence of various phases in the microstructure. The addition of specific alloying elements can promote the formation of different phases, such as martensite, bainite, or ferrite. These phases have different mechanical properties, such as hardness, toughness, and corrosion resistance. By carefully controlling the microstructure, it is possible to tailor the steel's performance to specific applications. For example, martensitic structures offer high hardness and wear resistance, ideal for cutting tools, while bainitic structures provide a good balance of strength and toughness, suitable for structural components. Furthermore, the microstructure also governs the steel's response to heat treatment processes, such as quenching and tempering. Heat treatments can modify the microstructure to achieve desired mechanical properties, such as increasing hardness or improving resistance to fatigue. The microstructure's ability to transform during heat treatment allows for precise control over the steel's performance characteristics. In summary, the microstructure of special steel significantly affects its performance. Grain size, phase distribution, and response to heat treatment are all key factors that determine the steel's mechanical properties and suitability for specific applications. By understanding and manipulating the microstructure, engineers can design special steels with enhanced performance, meeting the stringent demands of various industries.
- Q:What is the significance of phosphorus in special steel?
- Phosphorus plays a vital role in the production of special steel due to its numerous advantageous properties. To begin with, it acts as a deoxidizer during the steel manufacturing process, thereby eliminating impurities like oxygen. This results in an overall improvement in the quality and purity of the steel, making it more resistant to corrosion and enhancing its mechanical properties. Additionally, phosphorus has the ability to enhance the strength and hardness of the steel, making it ideal for applications that demand durability and resistance to wear. It also aids in improving the steel's machinability, facilitating easier shaping and processing. Moreover, phosphorus contributes to the steel's capacity to retain its strength even at high temperatures, making it suitable for use in environments like power plants or aerospace industries. However, it is crucial to control the concentration of phosphorus within certain limits as excessive levels can have detrimental effects. A high phosphorus content can lead to brittleness, reduced toughness, and decreased weldability of the steel. Therefore, it is necessary to carefully consider and balance the beneficial effects of phosphorus with its potential drawbacks. In conclusion, the significance of phosphorus in special steel lies in its ability to enhance the quality, purity, strength, hardness, machinability, and high-temperature performance of the steel. By controlling the phosphorus content within appropriate limits, manufacturers can produce special steel with improved properties that meet the specific requirements of various industrial applications.
- Q:How does special steel contribute to the marine machinery industry?
- Special steel plays a crucial role in the marine machinery industry by offering numerous advantages and contributing to the overall efficiency and reliability of marine machinery. First and foremost, special steel is known for its exceptional strength and durability. In the harsh marine environment, where machinery is constantly exposed to high levels of corrosion and extreme weather conditions, the use of special steel ensures that marine machinery can withstand these challenges and maintain its integrity over an extended period. This enhanced durability not only extends the lifespan of marine machinery but also reduces the need for frequent repairs and replacements, resulting in cost savings for shipbuilders and operators. Additionally, special steel offers excellent welding and fabrication properties, making it easier to construct complex marine machinery components. The ability to weld and fabricate special steel allows for the production of intricate and customized parts, which can be tailored to meet the specific requirements of different marine vessels. This flexibility in design ensures that marine machinery is optimized for performance, efficiency, and safety. Furthermore, special steel possesses excellent resistance to corrosion and erosion, which are common issues in marine environments due to the presence of saltwater and other corrosive agents. By using special steel, marine machinery can effectively resist corrosion, preventing premature failure and minimizing the need for maintenance. This corrosion resistance also enhances the overall safety of marine operations, as the risk of machinery malfunctioning due to corrosion-related issues is significantly reduced. In terms of efficiency, special steel contributes to the marine machinery industry by offering superior heat resistance and thermal conductivity. This allows marine machinery to operate at high temperatures without compromising performance, ensuring efficient energy conversion and optimal functioning of critical systems. The improved thermal properties of special steel also contribute to the overall fuel efficiency of marine vessels, reducing operational costs and environmental impact. In conclusion, special steel plays a vital role in the marine machinery industry by providing strength, durability, corrosion resistance, and thermal properties that are necessary for the efficient and reliable operation of marine machinery. By utilizing special steel, shipbuilders and operators can enhance the longevity, safety, and performance of marine vessels, ultimately contributing to the growth and sustainability of the marine industry.
- Q:How does special steel perform under extreme cold conditions?
- Special steel performs well under extreme cold conditions due to its high strength, toughness, and resistance to brittleness. It retains its mechanical properties even at low temperatures, making it suitable for various applications in sub-zero environments.
- Q:How is silicon steel used in electrical transformers?
- Silicon steel is used in electrical transformers as it possesses high magnetic permeability and low electrical conductivity, making it an ideal choice for the core material. The silicon content in the steel increases its resistivity and reduces the energy losses caused by eddy currents. This allows for efficient energy transfer and minimizes heat generation within the transformer.
- Q:How does special steel perform in erosion applications?
- Special steel is known for its exceptional performance in erosion applications. Its unique properties such as high hardness, corrosion resistance, and wear resistance make it highly suitable for environments where erosion is a common issue. Erosion is the gradual wearing away of a material due to the action of external forces such as abrasion, impact, or cavitation. In applications where erosion is prevalent, such as mining, oil and gas, and chemical processing industries, regular steel may not be able to withstand the harsh conditions and may quickly deteriorate. Special steel, on the other hand, is specifically designed to withstand erosive forces and maintain its structural integrity over an extended period. Its high hardness helps it resist abrasion and prevents the material from wearing down quickly. This makes it ideal for applications involving the movement of abrasive materials or fluids. Furthermore, special steel also exhibits excellent corrosion resistance, which is crucial in erosive environments. It can resist the corrosive effects of chemicals, moisture, and other harsh substances, ensuring the material's longevity and performance. In addition to hardness and corrosion resistance, special steel also offers exceptional wear resistance. It can withstand repeated impacts, high pressures, and sliding contact without significant damage, making it highly effective in erosion-prone applications. This wear resistance helps to minimize downtime and maintenance costs associated with material replacement or repair. Overall, special steel's properties make it a reliable and durable choice for erosion applications. Its ability to resist abrasion, corrosion, and wear ensures that it can withstand the demanding conditions often found in such environments, providing long-lasting performance and reducing the need for frequent replacements.
- Q:What are the challenges in forming special steel?
- Forming special steel poses several challenges due to its unique characteristics and properties. Some of the main challenges include: 1. High melting point: Special steels often have high melting points, which require specialized equipment and processes to heat and form the material. This can lead to increased energy consumption and cost. 2. Alloy composition: Special steels are typically alloyed with various elements to enhance their properties, such as strength, hardness, and corrosion resistance. However, the precise control of alloy composition can be challenging, as minor variations can significantly affect the material's properties. 3. High carbon content: Certain special steels, such as tool steels, contain high carbon content to enhance hardness and wear resistance. However, this high carbon content makes the material more prone to cracking during forming processes like forging or rolling. Special care must be taken to prevent these cracks and ensure the desired shape is achieved. 4. Heat treatment requirements: Special steels often require specific heat treatment processes, such as quenching and tempering, to achieve the desired mechanical properties. These processes can be complex and require precise control of temperature, time, and cooling rates. Failure to properly carry out heat treatment can result in poor material performance or even structural failure. 5. Surface finish and dimensional accuracy: Special steels are often used in applications where surface finish and dimensional accuracy are critical, such as in the aerospace or automotive industry. Achieving the required surface finish and dimensional accuracy during forming operations can be challenging, requiring advanced tooling and precision machining techniques. 6. Specialized equipment and expertise: Special steels may require specialized equipment and expertise to form, such as high-pressure hydraulic presses, induction heating equipment, or vacuum furnaces. These specialized tools and processes add complexities and costs to the manufacturing process. Despite these challenges, forming special steels is essential in various industries where their unique properties are required. Manufacturers continuously invest in research and development to overcome these challenges and improve the forming processes of special steels.
- Q:What is the impact of impurities on the properties of special steel?
- Impurities in special steel can have a significant impact on its properties. These impurities can affect the steel's strength, toughness, corrosion resistance, and overall performance. For instance, excessive levels of impurities like sulfur and phosphorus can reduce the steel's ductility and make it more prone to cracking. Similarly, high amounts of carbon impurities can affect the steel's hardness and make it more brittle. Therefore, controlling and minimizing impurities is crucial in ensuring that special steel meets the desired quality and performance requirements.
- Q:How does special steel contribute to the aerospace material cost reduction?
- Special steel contributes to the aerospace material cost reduction by offering superior strength, durability, and corrosion resistance properties. This allows for the design and manufacture of lighter and more fuel-efficient aircraft components. Additionally, special steel's high performance characteristics enable longer service life, reducing maintenance and replacement costs over time.
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Q235 Deformed Bar Steel Rebar Reinforcing Steel Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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