Steel Bloom Manufactured by Big Blast Furnace
- 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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Steel Bloom Manufactured by Big Blast Furnace
1.Structure of Steel Bloom Manufactured by Big Blast Furnace
Steel Bloom Manufactured by Big Blast Furnace 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 Steel Bloom Manufactured by Big Blast Furnace
Steel Bloom Manufactured by Big 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. Steel Bloom Manufactured by Big Blast Furnace Images
4. Steel Bloom Manufactured by Big Blast FurnaceSpecification
Steel Billet 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 Steel Bloom Manufactured by Big Blast Furnace
①How about your company？
A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.
②What is the advantage of the continue Casting steel Bloom comparing to the die casting steel Bloom?
Compared with die casting, continuous casting has the advantages of: 1. To simplify the Steel Bloom The production process 2. Improve the metal yield 3. Improve the quality of the Bloom 4. Reduces the steel worker's labor intensity 5. Save energy and reduce consumption
Steel Bloom is produced by the method of through three processes: It is through the steelmaking system of continuous casting equipment, directly by the molten steel pouring into Bloom; The second is the steelmaking system in the production of steel ingot casting Bloom through system of steel rolling rolling equipment or processing of steel semi-finished products; Three is the steelmaking system production of steel ingot by forging the semi-finished product processing equipment.
③How about the Q235 Grades?
Q235:A、B、C、D(GB700-88)
Q235A:C0.14~0.22% Mn0.30~0.65Si≤0.30S≤0.050P≤0.045
Q235B:C0.12~0.20% Mn0.30~0.670Si≤0.30S≤0.045P≤0.045
Q235C:C≤0.18% Mn0.35~0.80Si≤0.30S≤0.040P≤0.040
Q235D:C≤0.17% Mn0.35~0.80Si≤0.35S≤0.040P≤0.035
- Q: What are the different methods of steel billet inspection?
- The manufacturing industry commonly uses various methods to inspect steel billets, ensuring their quality and integrity before further processing. These methods include: 1. Visual Inspection: Trained inspectors visually examine the billets for surface defects like cracks, pits, or irregularities. This serves as an initial screening process before employing more advanced techniques. 2. Ultrasonic Testing: High-frequency sound waves are used to detect internal defects or inconsistencies within the billets. A transducer emits sound waves into the billet, and the reflected waves are analyzed to identify flaws like voids, inclusions, or cracks. 3. Magnetic Particle Inspection: This method is useful for detecting surface and near-surface defects. It involves applying a magnetic field to the billet and then applying iron particles. These particles cluster around any magnetic leakage caused by surface cracks or defects, making them easily visible. 4. Eddy Current Testing: This non-destructive method detects surface and near-surface defects in conductive materials. An alternating current is passed through a coil, creating an electromagnetic field. Changes in the electromagnetic field caused by surface defects are detected and analyzed to identify flaws. 5. X-ray Inspection: X-rays are passed through the billet, capturing the resulting image on film or a digital detector. This method effectively detects both internal and external defects such as cracks, voids, inclusions, or segregation. These are just a few of the commonly used methods for inspecting steel billets. The choice of technique depends on factors like the type of defect, billet size and shape, and specific product requirements. By combining these methods, manufacturers can ensure the quality and reliability of their steel billets.
- Q: Can steel billets be used in the production of railway tracks?
- Yes, steel billets can be used in the production of railway tracks. Steel billets are commonly used as raw material for manufacturing various steel products, including railway tracks. The billets are first heated and then rolled into shape to create the required profile for the tracks. This process ensures the tracks have the necessary strength, durability, and dimensional accuracy to withstand the heavy loads and constant usage in railway operations.
- Q: What are the different types of defects found in steel billets?
- There are several types of defects that can be commonly found in steel billets. These defects can occur during the manufacturing process or due to external factors. Some of the different types of defects found in steel billets include: 1. Surface defects: These defects are visible on the surface of the billet and can include scale, scratches, cracks, or pits. Surface defects can be caused by improper handling, inadequate cleaning, or excessive heat during the manufacturing process. 2. Internal defects: These defects are not visible on the surface and can only be detected through non-destructive testing methods. Internal defects can include voids, inclusions, segregation, or non-uniform microstructures. These defects can affect the mechanical properties and overall quality of the steel billet. 3. Decarburization: This defect occurs when the surface layer of the billet loses its carbon content due to exposure to high temperatures or oxygen. Decarburization can weaken the billet and reduce its strength and hardness. 4. Shrinkage cavities: Shrinkage cavities are formed when the steel billet solidifies and contracts unevenly. These cavities can lead to reduced mechanical properties and structural integrity. 5. Surface cracks: Cracks can occur during the cooling and solidification process of the billet due to thermal stresses. These cracks can propagate into the interior of the billet, leading to further defects and potential failure. 6. Segregation: Segregation refers to the uneven distribution of elements or impurities within the steel billet. This can result in inconsistent mechanical properties, reduced strength, and poor machinability. 7. Inclusions: Inclusions are foreign particles or impurities that are trapped within the steel billet during the manufacturing process. These inclusions can affect the mechanical properties and can cause defects such as porosity or brittleness. It is essential to minimize and control these defects in steel billets to ensure high-quality finished products. Proper quality control measures, material handling, and manufacturing processes can help reduce the occurrence of these defects and improve the overall quality of steel billets.
- Q: How is the demand for steel billets projected to change in the future?
- The demand for steel billets is expected to experience significant changes in the future due to various factors. One of the primary drivers of this change is the overall growth of the construction and infrastructure sectors. As economies continue to develop, there will be an increased need for steel billets to support the construction of buildings, bridges, roads, and other infrastructure projects. Additionally, the automotive industry is also anticipated to contribute to the changing demand for steel billets. With the rising demand for electric vehicles and the need for lightweight materials to improve fuel efficiency, steel billets may be replaced by alternative materials such as aluminum or carbon fiber in certain automotive applications. Furthermore, the renewable energy sector is another potential factor that could impact the demand for steel billets. As the world moves towards cleaner energy sources, there will be a growing requirement for wind turbines and solar panels, which are predominantly made from steel. This could lead to an increase in demand for steel billets in the manufacturing of these renewable energy components. On the other hand, advancements in technology and manufacturing processes may also influence the demand for steel billets. As new techniques and materials are developed, there is a possibility of steel billets being substituted by alternative materials or manufacturing methods that offer superior performance or cost-efficiency. Overall, while the demand for steel billets is expected to remain strong in the foreseeable future, it may undergo changes based on the growth of construction, infrastructure, automotive, and renewable energy sectors, as well as advancements in technology and materials.
- Q: Can steel billets be used in the production of electrical components?
- Yes, steel billets can be used in the production of electrical components. Steel billets can be shaped and processed into various forms such as bars, rods, or sheets, which are commonly utilized in the manufacturing of electrical components like connectors, terminals, or conductive parts. The steel's high strength, durability, and electrical conductivity make it suitable for these applications.
- Q: How are steel billets used in the production of shipbuilding components?
- Steel billets are essential in the production of shipbuilding components as they serve as the primary raw material. Shipbuilding components require a high level of strength, durability, and corrosion resistance, all of which can be achieved through the use of steel billets. Firstly, steel billets are heated and then passed through a series of rolling processes to produce various shapes and sizes of steel plates, beams, and bars. These components are crucial in the construction of the ship's hull, superstructure, and other structural components. For example, steel plates are used to form the ship's outer shell, while beams and bars are utilized to provide support and stability. Furthermore, steel billets can be forged or machined to create specialized shipbuilding components such as propeller shafts, rudder stocks, and engine mounts. These components play vital roles in the ship's propulsion system, steering mechanism, and overall functionality. Additionally, steel billets can be used to manufacture pipes and tubes that are crucial for the ship's plumbing, ventilation, and fuel systems. The use of steel billets in shipbuilding ensures the vessels are built to withstand the harsh marine environment, including extreme weather conditions and corrosive seawater. Steel is known for its high strength-to-weight ratio, making it an ideal choice for constructing large and sturdy ships. Moreover, steel is easily weldable, allowing for efficient assembly and fabrication processes during ship construction. Overall, 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 is the role of steel billets in the production of automotive components?
- Steel billets play a crucial role in the production of automotive components. These billets are semi-finished metal products that serve as the raw material for various parts used in the automotive industry. Firstly, steel billets are used to manufacture engine components such as crankshafts, camshafts, and connecting rods. These are vital parts that contribute to the smooth functioning of the engine. The strong and durable properties of steel make it an ideal material for these components, ensuring they can withstand the high temperatures and pressures within the engine. Secondly, steel billets are used to produce chassis and suspension components. These include parts like control arms, steering knuckles, and axle shafts, which are responsible for the vehicle's stability, maneuverability, and overall performance. Steel's high strength-to-weight ratio and excellent fatigue resistance make it suitable for these safety-critical components. Furthermore, steel billets are utilized in the production of transmission and drivetrain components. These include gears, shafts, and clutch plates, which are essential for transmitting power from the engine to the wheels. Steel's toughness, wear resistance, and ability to handle high torque loads make it an ideal material for these parts, ensuring their durability and reliability. Additionally, steel billets are used in the manufacture of body and interior components. These can include door hinges, brackets, seat frames, and various structural parts. Steel's versatility, formability, and corrosion resistance make it an excellent choice for these components, providing strength and protection to the vehicle's occupants. Overall, steel billets form the foundation for the production of a wide range of automotive components. They provide the necessary strength, durability, and reliability required for critical parts in engines, chassis, transmission systems, and body structures. Without steel billets, the automotive industry would struggle to produce high-quality and safe vehicles.
- Q: Can steel billets be used in the aerospace industry?
- Yes, steel billets can be used in the aerospace industry. Steel billets are often used as raw material for manufacturing various aerospace components such as engine parts, landing gear, and structural components due to their high strength, durability, and ability to withstand extreme operating conditions. However, the specific application and grade of steel billets used in the aerospace industry may vary depending on the required mechanical properties and performance criteria.
- Q: What are the different types of steel billet machining processes?
- There are several types of steel billet machining processes used in the industry. Some of the most common ones are: 1. Turning: This process involves rotating the steel billet against a cutting tool to remove material and shape it into the desired form. Turning is commonly used to create cylindrical or conical shapes. 2. Milling: In milling, a rotating multi-point cutting tool is used to remove material from the steel billet. This process is versatile and can be used to create various shapes, including flat surfaces, slots, and grooves. 3. Drilling: Drilling is the process of creating holes in the steel billet using a rotating drill bit. It can be done manually or using automated machines, and is often used to create holes for bolts, screws, or other fasteners. 4. Grinding: Grinding involves using an abrasive wheel to remove material from the surface of the steel billet. This process is commonly used to achieve a smooth and precise finish on the billet, or to remove any unwanted surface imperfections. 5. Sawing: Sawing is the process of cutting the steel billet using a saw blade. It can be done using various types of saws, such as band saws, circular saws, or abrasive saws. Sawing is often used to cut the billet into smaller pieces or to remove excess material. 6. Broaching: Broaching is a process that involves using a specialized cutting tool called a broach to remove material from the steel billet. This process is commonly used to create internal or external features, such as keyways or splines. 7. Honing: Honing is a finishing process that involves using abrasive stones to create a smooth and precise surface on the steel billet. It is often used to improve the dimensional accuracy, surface finish, and overall quality of the billet. These are just a few examples of the different types of steel billet machining processes. The choice of process depends on the specific requirements of the project, such as the desired shape, size, and surface finish of the steel billet.
- Q: How do steel billets contribute to the overall durability of a structure?
- The construction industry heavily relies on steel billets, which play a vital role in enhancing the durability of structures. To create these billets, molten steel is cast into a solid form and then further processed into various shapes and sizes for construction projects. Steel billets contribute to the durability of a structure primarily through their strength and ability to bear heavy loads. Steel has an exceptional strength-to-weight ratio, meaning it can withstand significant loads and stresses without compromising its structural integrity. When used in construction, steel billets provide the necessary strength to support the weight of the entire structure, ensuring it can withstand various environmental and operational factors for an extended period. In addition, steel billets offer excellent corrosion resistance, making them ideal for structures exposed to moisture, humidity, or harsh weather conditions. Steel is inherently resistant to rust and other forms of corrosion, ensuring the structure remains intact and structurally sound over time, reducing the need for frequent maintenance and repairs. Steel billets also have the ability to withstand extreme temperatures due to their high melting point. This property is especially crucial for structures in high-temperature environments, such as industrial facilities or buildings near fire-prone areas, as it ensures their safety and longevity. Moreover, steel billets enhance the overall resilience of a structure against external forces like earthquakes or strong winds. Steel's high elasticity and ductility allow it to absorb and dissipate energy more effectively than other materials, reducing the risk of structural failure during seismic events or extreme weather conditions. In conclusion, steel billets contribute to the durability of structures in various ways. Their strength, load-bearing capacity, corrosion resistance, ability to withstand extreme temperatures, and resilience against external forces make them an ideal material for constructing long-lasting and robust structures. By incorporating steel billets into construction projects, engineers can ensure the durability and safety of structures for many years.
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Steel Bloom Manufactured by Big Blast Furnace
- 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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