Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 100000 m.t./month
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Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill
1.Structure of Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill
Alloyed Continue Casting Steel Billet by Blast Furnace According to the Standard of YB2011-83 is the raw material of all kinds of steel mill. Billet section of square, round, flat, rectangular and abnormity, etc Several, mainly related to shape of rolled products. Simple rolled section steel, choose cross section of square billet or rectangular billet. rolling The sector products such as flat steel, Angle steel, select the rectangular billet or slab. Had better profiled billet when production beams, channels, and in rolling process Lines and improve the yield. The raw material of round billet is the production of seamless tube.
2.Main Features of Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill
Steel Bloom Manufactured by Blast Furnace section size should meet the requirements of rolling deformation and finished product quality, but also roll strength and biting condition of restrictions. General steel Billet section height H. And the roll diameter D The ratio of the ( namely H/D) Should be less than or equal to zero 0.5 . Length of steel billet by finishing temperature, Rolling time and the length of the product Or times ruler. When heated too long accident prone to bump the furnace wall of steel, too short, furnace bottom utilization rate is not high, influence the heating furnace production. For the production Choose a variety of steel and steel billet, should consider the affinities of billet, as far as possible in order to improve the productivity of the roughing mill, simplify the stock management of workshop.
3. Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill Images
4. Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill Specification
Steel Bloom Manufactured by Blast Furnace rolled steel, after processing can be used for mechanical parts, forging parts, processing all kinds of steel, steel Q345B channel steel, wire rod is the role of the billet. Steel billet is used in the production of semi-finished products, generally cannot be used directly for the society. Steel billets and steel are strictly divided into standard, cannot decide to whether the business enterprise of the final product, and according to unified standards to perform the whole society. Typically, billet and the steel is relatively easy to distinguish, but for some steel billet, and have the same specification and same steel purposes (such as rolling tube billet), whether can be used for other industries, whether through steel processing process, whether through a finished product rolling mill processing to distinguish
Material standard The editor Range of thickness: 150-240 - mm + / - 5 mm width range: 880-1530 - mm + / - 20 mm Length: 3700-10000 - mm + / - 500 - mm Cross-sectional size: 64 * 64; 82 * 82; 98 * 98; 124 * 124; 120 * 150; 152 * 164; 152 * 170 mm Length: 9000 mm Section of tolerance: billet: 1.0 + / - 2.0-1.0 + / - 1.0 mm slab: width: + / - 2.0 mm thickness: + / - 3.0 mm The length tolerance: + / - 200 mm Section diagonal tolerance: 3.5-8.0 MM Billet section size protrusions requirements: < 1242 mm, do not allow; > = 1242 mm, < = 2 mm 1242 mm, < = 3 mm Beheading (shear) extension deformation: < 1242 mm billet: no control; The slab: < = 15 mm Surface tilt: no more than billet section 0.1 Bending: every 1 m length is not more than 10 mm The distortion: length < = 5 m, < = 11. ; The length of the < = 7.5 M, < = 5. Material % 3 sp/PS chemical composition: C Mn Si S P
5.FAQ of Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill
We have organized several common questions for our clients，may help you sincerely：
①How to check every lot of cargo?
Casting billet by batch acceptance, each batch is composed of the same brand, the same cross section size.
②What requirement according to the standard on the size?
Height is greater than the
3 mm
Scratches, indentation, scratch, pores, wrinkles, cold splash, handle, bump, pits
And depth is greater than the
2 mm
The hairline.Casting billet cross-section can not have shrinkage cavity, subcutaneous bubble.
Crack in continuous casting billet surface shall not be visible to the naked eye, overlapping, skull patch, or scarring, inclusion and depth
Height is greater than the
3 mm
Scratches, indentation, scratch, pores, wrinkles, cold splash, handle, bump, pits
And depth is greater than the
2 mm
The hairline.Casting billet cross-section can not have shrinkage cavity, subcutaneous bubble.
③How to check the appearance?
Appearance standard 2.1And the difference between the lengths of the continuous casting billet in cross section of diagonal should conform to the table2The provisions of the. 2.2And the degree of curvature of continuous casting billet per meter shall not be greater than20 mm,The total bending shall not be greater than the total length2%. 2.3, casting billet are allowed drum belly, but height shall not exceed the casting billet length allowed is deviation. 2.4Oblique cutting, casting billet end shall not be greater than20 mm. 2.5Casting billet end caused by shear deformation, spread shall not be greater than the length10%. 2.6, casting billet can not have apparent reverse..
- Q: How are steel billets measured and classified?
- Steel billets are measured and classified based on their dimensions and chemical composition. The dimensions of a steel billet are typically measured in terms of length, width, and height. These measurements are important for determining the size and shape of the billet, which in turn affects its usability in various applications. Additionally, steel billets are classified based on their chemical composition. This is determined by analyzing the percentage of various elements present in the steel, such as carbon, manganese, silicon, and sulfur. The chemical composition of a billet is crucial in determining its mechanical properties, such as tensile strength, hardness, and ductility. The classification of steel billets is typically done according to international standards set by organizations such as the American Society for Testing and Materials (ASTM) or the International Organization for Standardization (ISO). These standards provide guidelines for measuring and classifying steel billets, ensuring consistency and quality across the industry. In terms of measurement, steel billets are typically measured using calipers or precision measuring instruments to obtain accurate dimensions. The length is measured from end to end, while the width and height are measured at their widest points. These measurements are often recorded in millimeters or inches, depending on the regional standards. After measuring the dimensions and analyzing the chemical composition, steel billets are classified into various grades or specifications. These classifications help in identifying the suitable applications and industries where the billets can be used. For example, there may be specific grades of steel billets that are suitable for construction purposes, while others are more suitable for manufacturing automotive parts or machinery. In conclusion, steel billets are measured and classified based on their dimensions and chemical composition. The dimensions of the billets are measured in terms of length, width, and height, while the chemical composition is determined by analyzing the percentage of various elements present in the steel. These measurements and classifications are essential for determining the usability and quality of the steel billets in different applications and industries.
- Q: Can steel billets be painted or coated for decorative purposes?
- Yes, steel billets can be painted or coated for decorative purposes. Painting or coating steel billets not only enhances their appearance but also provides protection against corrosion and other environmental factors. Various types of paints and coatings can be used, such as epoxy, powder coating, or metallic finishes, to achieve the desired decorative effect. These coatings can be applied to steel billets through processes like spray painting, electrostatic coating, or hot-dipping. It is important to properly prepare the surface of the steel billets before applying the paint or coating to ensure good adhesion and longevity of the decorative finish.
- Q: How are steel billets used in the production of shipbuilding components?
- Steel billets serve as the primary raw material in shipbuilding, as they are essential for the production of shipbuilding components. These components require a high level of strength, durability, and corrosion resistance, all of which can be achieved through the use of steel billets. To produce various shapes and sizes of steel plates, beams, and bars, steel billets are first heated and then passed through a series of rolling processes. These components play a crucial role in the construction of the ship's hull, superstructure, and other structural components. For instance, steel plates are utilized to form the ship's outer shell, while beams and bars provide support and stability. In addition, steel billets can be forged or machined to create specialized shipbuilding components like propeller shafts, rudder stocks, and engine mounts. These components are vital for the ship's propulsion system, steering mechanism, and overall functionality. Moreover, steel billets can be used to manufacture pipes and tubes, which are crucial for the ship's plumbing, ventilation, and fuel systems. The use of steel billets in shipbuilding ensures that the vessels are built to withstand the harsh marine environment, including extreme weather conditions and corrosive seawater. Steel's high strength-to-weight ratio makes it an ideal choice for constructing large and sturdy ships. Additionally, steel's weldability allows for efficient assembly and fabrication processes during ship construction. In summary, steel billets are a fundamental component in shipbuilding, providing the necessary strength, durability, and corrosion resistance required for the construction of various ship components. From the hull and superstructure to specialized parts, steel billets are indispensable in the production of shipbuilding components.
- Q: What are the different types of steel billet cutting tools?
- There are several different types of steel billet cutting tools available, each designed for specific purposes and applications. Some of the most common types include: 1. Bandsaw: This type of cutting tool uses a continuous loop of toothed blade to cut through steel billets. Bandsaws are versatile and can be used for both straight and curved cuts. 2. Circular saw: Circular saws feature a toothed blade that rotates in a circular motion to cut through steel billets. They are known for their speed and efficiency, making them a popular choice for large-scale cutting operations. 3. Abrasive cut-off saw: These tools use a high-speed rotating abrasive disc to cut through steel billets. Abrasive cut-off saws are ideal for cutting through thick and hard materials quickly. 4. Plasma cutter: Plasma cutters use a high-velocity jet of ionized gas to melt and cut through steel billets. They are known for their precision and ability to cut through thick materials with ease. 5. Waterjet cutter: Waterjet cutters use a high-pressure jet of water mixed with abrasive particles to cut through steel billets. This type of cutting tool is highly accurate and does not generate heat, making it suitable for cutting heat-sensitive materials. 6. Laser cutter: Laser cutters use a high-powered laser beam to melt and vaporize steel, creating a precise and clean cut. Laser cutting is known for its high level of accuracy and versatility. These are just a few examples of the different types of steel billet cutting tools available. The choice of tool depends on factors such as the type and thickness of the material being cut, the desired level of precision, and the specific application requirements.
- Q: How can the quality of steel billets be improved?
- The quality of steel billets can be improved through various methods and techniques. Here are a few approaches that can help enhance the quality of steel billets: 1. Raw Material Selection: The quality of steel billets largely depends on the selection of raw materials. Choosing high-quality raw materials, such as high-grade iron ore and scrap metal, can significantly improve the quality of billets. 2. Melting and Refining: The melting and refining process plays a crucial role in improving steel billet quality. Utilizing advanced melting practices, such as electric arc furnaces (EAF) or induction furnaces, can help achieve a more homogeneous and controlled melting process, reducing impurities and achieving a desired chemical composition. 3. Deoxidation and Degassing: Proper deoxidation and degassing techniques should be employed to remove impurities and gases from the molten metal. This can be achieved by adding suitable deoxidizers and utilizing vacuum degassing processes that effectively remove unwanted gases, thereby enhancing the steel billets' quality. 4. Continuous Casting Process: Implementing a modern continuous casting process can significantly improve the quality of steel billets. Continuous casting ensures a more uniform structure, reduces segregation, and minimizes the formation of defects commonly associated with traditional ingot casting methods. 5. Heat Treatment: Applying suitable heat treatment processes, such as annealing, quenching, and tempering, can further enhance the mechanical properties and overall quality of steel billets. Heat treatment helps refine the microstructure, improving the steel's strength, hardness, and other desired characteristics. 6. Quality Control: Implementing a robust quality control system is crucial in ensuring the production of high-quality steel billets. Regular monitoring and testing should be conducted throughout the production process to identify and rectify any deviations or quality issues promptly. 7. Skillful Workforce: Employing a skilled and knowledgeable workforce is vital for improving the quality of steel billets. Well-trained technicians and operators can effectively implement various quality improvement techniques and address any production challenges that may arise. By incorporating these methods and techniques, steel manufacturers can enhance the quality of steel billets, resulting in improved mechanical properties, superior surface finish, and increased customer satisfaction.
- Q: What are the different testing methods used for steel billets?
- Some of the different testing methods used for steel billets include visual inspection, ultrasonic testing, magnetic particle testing, eddy current testing, and hardness testing.
- Q: How do steel billets contribute to the overall sustainability of a product?
- The overall sustainability of a product is greatly enhanced by the use of steel billets. Firstly, steel is a widely recycled material, and the incorporation of steel billets into the manufacturing process enables a closed-loop recycling system. This system allows for continuous recycling and reusing of the steel billets without any loss in quality or performance. By recycling steel, the extraction of raw materials is reduced, conserving natural resources and decreasing energy consumption. Ultimately, this reduces the carbon footprint of the product. In addition, the use of steel billets contributes to the durability and longevity of a product. Steel is a highly durable material that can withstand harsh environmental conditions and heavy usage. By incorporating steel billets in the production process, products are made to last longer, reducing the need for frequent replacement and minimizing waste generation. Furthermore, steel billets find applications in various industries such as construction, automotive, and manufacturing, where sustainability is of utmost importance. Steel structures and components made from steel billets are renowned for their high strength-to-weight ratio, allowing for lighter structures and vehicles. This results in reduced energy consumption during transportation and improved fuel efficiency, particularly in the case of automobiles. Consequently, greenhouse gas emissions are reduced. Moreover, steel is a non-toxic material that does not release harmful substances into the environment. This ensures that products made from steel billets are safe for both consumers and the environment throughout their lifecycle. In conclusion, steel billets make a significant contribution to the overall sustainability of a product. They enable closed-loop recycling, reduce the need for raw materials extraction, increase product durability, promote energy efficiency, and are non-toxic. By incorporating steel billets into the production process, manufacturers can enhance the environmental performance of their products and contribute to a more sustainable future.
- Q: What are the different types of defects that can occur in steel billets?
- Steel billets can have various types of defects, which may arise during manufacturing or due to external factors. Common defects are as follows: 1. Surface defects: Scratches, pits, scabs, scale, and cracks can be found on the outer surface of the billet. These defects occur because of mishandling, improper cooling, or contamination during manufacturing. 2. Internal defects: Voids, porosity, inclusions, and segregation are defects that exist within the billet body and are not visible on the surface. They occur due to improper solidification, incorrect casting, or impurities in the steel. 3. Dimensional defects: When the billet fails to meet the desired dimensions or tolerances, dimensional defects arise. These defects include variations in length, width, thickness, or straightness. Improper rolling, uneven cooling, or equipment misalignment can cause such defects. 4. Mechanical defects: The mechanical properties of the steel billet are affected by these defects. They can include improper grain structure, low hardness, brittleness, or poor toughness. Mechanical defects occur due to improper heat treatment, incorrect alloy composition, or inadequate rolling processes. 5. Weld defects: For welded billets, defects related to the welding process can occur. Lack of fusion, incomplete penetration, porosity, or cracks in the weld zone are common weld defects. Improper welding parameters, inadequate preparation, or contamination during the welding process can cause such defects. To ensure the quality and integrity of steel billets, it is crucial to detect and address these defects. Various inspection techniques, such as visual inspection, ultrasonic testing, magnetic particle testing, or radiographic testing, can be employed to identify and classify these defects.
- Q: What are the different surface treatments for improved corrosion resistance in steel billets?
- Steel billets can undergo different surface treatments to enhance their resistance to corrosion. These treatments aim to establish a protective barrier on the steel's surface, preventing corrosive agents from reaching the metal beneath. Some commonly used surface treatments for improved corrosion resistance in steel billets include: 1. Hot-dip galvanizing: Immersing the steel billets in molten zinc creates a galvanized coating, which is a zinc-iron alloy. This coating offers excellent corrosion resistance and prolongs the lifespan of the steel billets. 2. Electroplating: Through electroplating, a thin layer of metal such as zinc or nickel is applied to the steel billets using an electric current. This layer acts as a protective barrier against corrosion and provides an attractive finish. 3. Powder coating: By applying a dry powder mixture of resin and pigment to the steel billets and heating it, a durable and corrosion-resistant layer is formed. Powder coating is available in various colors and finishes. 4. Paint coatings: Applying corrosion-resistant paint to steel billets creates a protective barrier that hinders moisture and corrosive agents from reaching the steel. Multiple layers of paint can be added for enhanced durability and longevity. 5. Passivation: Passivation is a chemical process that eliminates free iron and contaminants from the steel billets' surface. This process prevents corrosion and encourages the formation of a protective oxide layer. Passivation is often combined with other surface treatments like electroplating or powder coating to enhance corrosion resistance. It is important to consider factors such as the billets' operating environment, desired lifespan, and cost considerations when choosing a surface treatment for improved corrosion resistance. A thorough evaluation of specific requirements and professional consultation are crucial in determining the most suitable treatment option.
- Q: How are steel billets used in the manufacturing of marine components?
- Steel billets are used in the manufacturing of marine components as they serve as the starting material for forging, casting, or machining various parts like propellers, hull structures, valves, and shafts. These billets undergo further processing to form the desired shapes and sizes, ensuring the strength, durability, and corrosion resistance required for marine applications.
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Alloyed Continue Casting Steel Billet by Blast Furnace Manufactured by Big Steel Mill
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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