Steel Billet/Bloom Made by Continue Casting Blast Furnace
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 10000 m.t./month
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OKorder Financial Service
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Steel Billet/Bloom Made by Continue Casting Blast Furnace
1.Structure of Steel Billet/Bloom Made by Continue Casting Blast Furnace
Steel Billet/Bloom Made by Continue Casting 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 Billet/Bloom Made by Continue Casting Blast Furnace.
Steel Billet/Bloom Made by Continue Casting 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.
There are three shapes of the steel billets: square billet, slab, rectangular billet The Chinese billet, rectangular billet is mainly suitable for rolling hot rolled strip, building reinforced bar, Ordinary wire, high speed wire rod and various small profile. Of the slab are mainly used for rolling plate and hot coil sheet.
3. Steel Billet/Bloom Made by Continue Casting Blast FurnaceImages
4. Steel Billet/Bloom Made by Continue Casting Blast FurnaceSpecification
Steel Billet/Bloom Made by Continue Casting Blast FurnaceMaterial 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 Billet/Bloom Made by Continue Casting Blast Furnace
We have organized several common questions for our clients，may help you sincerely：
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.
②How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
③How do you determine the billet section size? Determination of billet section size in addition to considering the deformation of rolled piece to have enough quantity to meet the finished productThe quality requirements, but also should consider to roll strength and rolling bite into the limitations. The deformation size has a great influence on the product performance.Can make the metal internal organization and deformationPerformance can not meet the quality requirements.Such as high speed steel must have enough deformation,The carbide networkTo be broken or heavy rail and seamlessSteel pipeBy the total elongation coefficient of steel ingot to the finished product usually must alsoGuarantee up to50). However, in the roll diameter and reduction given conditions, if the blank section size is too big, not only canCan occur due to deformation of impervious surface deformation of rolled piece,But also roll breakage happens,biteEntering the rolled piece difficult, etc., generally billet height and roll diameter has the following relationship: The H/DOr less0.49 (4 to 5) Type in theH.- height of billet,mm; D- work roll diameter,mm. type4 to 5The data is given from the guarantee roll blank section strength and bite conditions decisionThe size of the important parameters. Ingot after the blooming mill rolling into or through forging press forging into different specifications of the billet,Are all kinds of finished product rolling millThe main raw material.Cross section shape of the billet (as shown in figure4-3) there are square, rectangular and circularAnd other shapes (alien). There is a wide variety of billet section shape is the root cause of steel varieties, specifications range is very wide,Profile is varied,And with the same cross section shape of all varieties of steel billet production isNot possible.
- Q:What is the role of steel billets in the production of steel bars?
- Steel billets play a crucial role in the production of steel bars. They are semi-finished forms of steel that are typically cast in a square or rectangular shape. These billets serve as the starting material for the production of various steel products, including steel bars. The primary purpose of steel billets is to be further processed and transformed into steel bars through a series of manufacturing steps. Once the steel billets are obtained, they undergo a process known as hot rolling. This involves subjecting the billets to high temperatures and passing them through rolling mills, where they are shaped and elongated into the desired form, such as round bars, square bars, or hexagonal bars. During the hot rolling process, the steel billets are subjected to extreme heat and pressure, causing them to deform and elongate. This process helps to improve the mechanical properties of the steel, such as strength, toughness, and ductility. It also refines the grain structure of the steel, enhancing its overall quality and performance. Steel bars produced from steel billets find wide applications in various industries, such as construction, manufacturing, infrastructure, and automotive. They are widely used as structural components in buildings, bridges, and other infrastructure projects, as well as in the production of machinery, tools, and equipment. In summary, steel billets play a critical role in the production of steel bars. They serve as the starting material for the manufacturing process, undergoing hot rolling to transform them into the desired shape and size. The resulting steel bars are then used in a wide range of applications due to their enhanced mechanical properties and improved quality.
- Q:What are the different types of surface defect detection methods for steel billets?
- There are various types of surface defect detection methods used for steel billets. Some of the commonly employed techniques include visual inspection, magnetic particle inspection, ultrasonic testing, eddy current testing, and laser scanning. 1. Visual Inspection: This is the simplest and most traditional method, where trained inspectors visually examine the surface of steel billets for any signs of defects such as cracks, scratches, or foreign material. 2. Magnetic Particle Inspection (MPI): MPI is a non-destructive testing method that uses magnetic fields and iron particles to detect surface defects. The billet is magnetized, and iron particles are applied to the surface. Any defect causes a leakage of magnetic flux, attracting the iron particles and forming visible indications. 3. Ultrasonic Testing (UT): UT involves the use of high-frequency sound waves to detect internal and surface defects in steel billets. A transducer emits ultrasonic waves into the billet, and the reflected waves are analyzed to identify any flaws or irregularities. 4. Eddy Current Testing (ECT): ECT utilizes electromagnetic induction to detect surface defects. A coil carrying an alternating current is placed near the billet's surface, which generates eddy currents. Any variation in the surface, like cracks or corrosion, alters the eddy currents, and this change is detected by the instrument. 5. Laser Scanning: Laser scanning is a relatively advanced method that uses laser technology to scan the surface of steel billets. The laser beam reflects off the surface, and a sensor analyzes the reflected light to identify any surface defects, such as scratches or dents. These different methods vary in terms of their sensitivity, speed, and cost-effectiveness. The choice of the appropriate surface defect detection method depends on factors such as the required level of accuracy, the type of defects to be detected, and the specific industry requirements.
- Q:What are the different types of steel billet casting processes?
- There are several different types of steel billet casting processes, each with its own advantages and disadvantages. Some of the most commonly used processes include continuous casting, ingot casting, and direct chill casting. Continuous casting is a widely used method that involves pouring molten steel into a water-cooled mold, which then solidifies into a continuous strand or billet. This process offers high production rates, improved quality control, and reduced energy consumption compared to other methods. Continuous casting is ideal for producing large volumes of steel billets with consistent dimensions. Ingot casting, on the other hand, is an older and less commonly used method. It involves pouring molten steel into individual molds called ingot molds, which solidify into solid blocks or ingots. Once solidified, the ingots are then reheated and shaped into billets through processes like rolling or forging. Ingot casting allows for greater flexibility in terms of alloy composition and size, but it typically requires more energy and has a slower production rate compared to continuous casting. Direct chill casting is another popular process, especially for producing aluminum alloys. It involves pouring molten steel into a water-cooled mold, similar to continuous casting. The main difference is that direct chill casting uses a rotating mold to create a cylindrical, or sometimes rectangular, billet. This process offers better control over the solidification process, resulting in improved microstructure and mechanical properties of the billet. Other less common steel billet casting processes include electromagnetic casting, where an electromagnetic field is used to control the flow of molten steel, and centrifugal casting, which involves pouring molten steel into a rotating mold to create cylindrical billets. These methods are typically used for specialized applications and are not as widely adopted as continuous casting or ingot casting. In conclusion, the different types of steel billet casting processes include continuous casting, ingot casting, direct chill casting, electromagnetic casting, and centrifugal casting. Each method offers unique advantages and is suitable for different production requirements and steel grades. The choice of casting process depends on factors such as desired billet size, production volume, alloy composition, and cost considerations.
- Q:What are the common sizes and shapes of steel billets?
- Steel billets are typically manufactured in various sizes and shapes to cater to the diverse needs of different industries. The most common sizes of steel billets range from 100mm to 200mm in width and 100mm to 300mm in height. However, it is important to note that these dimensions can vary based on the specific requirements of the end-user or the steel manufacturer. In terms of shapes, steel billets are commonly produced in rectangular or square shapes. Rectangular billets have flat and smooth surfaces with four right angles, while square billets have equal sides with four right angles as well. These shapes are preferred because they facilitate easier handling, transportation, and further processing of the steel billets. Additionally, steel billets can also be produced in other shapes such as round, hexagonal, or octagonal, depending on the intended application. These non-traditional shapes are often utilized in specialized industries like automotive or aerospace manufacturing, where unique geometries are necessary to meet specific design requirements. It is worth mentioning that the sizes and shapes of steel billets can vary across different regions and industries, as each may have their own specific standards and preferences. Therefore, it is important for manufacturers and end-users to communicate and align their requirements to ensure the production of steel billets that meet their respective needs.
- Q:How can steel billets be recycled or reused?
- Steel billets can be recycled or reused in several ways. They can be melted down and used to produce new steel products, such as bars, rods, or pipes. Additionally, they can be further processed and shaped to create different steel components for various industries, including construction, automotive, and manufacturing. Furthermore, steel billets can also be repurposed for other applications, such as being used as raw material for sculptures or art installations. Overall, recycling or reusing steel billets not only helps reduce waste and conserve resources but also supports a more sustainable and circular economy.
- Q:Are steel billets used in the production of household appliances?
- No, steel billets are typically not used in the production of household appliances.
- Q:What are the applications of steel billets?
- Steel billets are primarily used as raw material in the production of various steel products such as bars, rods, wire, and seamless tubes. They are also used in the manufacturing of components for automotive, construction, and machinery industries. Additionally, steel billets can be further processed to produce forgings, which are used in heavy machinery and equipment.
- Q:What are the common testing methods used for quality control of steel billets?
- The common testing methods used for quality control of steel billets include visual inspection, dimensional measurements, chemical analysis, and mechanical testing. Visual inspection involves examining the surface of the billets for any defects or abnormalities. Dimensional measurements ensure that the billets meet the specified size and shape requirements. Chemical analysis determines the composition of the steel, checking for the presence of impurities or elements that may affect the quality. Mechanical testing involves subjecting the billets to various tests such as hardness testing, tensile testing, and impact testing to evaluate their strength and other mechanical properties. These testing methods ensure that the steel billets meet the required quality standards.
- Q:What are the safety precautions to be followed while handling steel billets?
- When handling steel billets, it is important to follow certain safety precautions to prevent accidents and injuries. Some of the key safety measures to be followed include: 1. Personal Protective Equipment (PPE): Always wear appropriate PPE, such as gloves, safety glasses, and steel-toed boots, to protect yourself from potential hazards like sharp edges or falling objects. 2. Lifting Techniques: Use proper lifting techniques and equipment, such as cranes or forklifts, to handle steel billets. Avoid attempting to lift them manually, as they can be heavy and may cause strain or back injuries. 3. Secure Storage and Transportation: Ensure that steel billets are securely stored and transported to prevent them from rolling or falling. Use appropriate containers or racks to keep them stable and avoid any mishaps. 4. Avoid Overloading: Do not overload lifting equipment or storage containers beyond their recommended weight limits. Exceeding these limits can compromise their stability and lead to accidents. 5. Clear Work Area: Maintain a clean and organized work area, free from clutter or debris, to prevent slips, trips, and falls while handling steel billets. 6. Proper Training: Ensure that all personnel involved in handling steel billets receive proper training on safe handling practices, equipment usage, and emergency procedures. 7. Communication and Signage: Clearly communicate and display warning signs or labels indicating the presence of steel billets in the vicinity, helping to prevent accidental contact or collisions. By following these safety precautions, you can minimize the risks associated with handling steel billets and maintain a safe working environment.
- Q:What are the common defects in steel billets during hot rolling?
- Some common defects in steel billets during hot rolling include surface cracks, internal cracks, surface scales, segregation, and surface defects such as pits, scars, and scratches. These defects can affect the quality and integrity of the final product and may require further processing or rejection of the billets.
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Steel Billet/Bloom Made by Continue Casting Blast Furnace
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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