Square Steel Billet, Square Bar with High Quality

Square Steel Billet, Square Bar with High Quality System 1

Square Steel Billet, Square Bar with High Quality

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Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 25000 m.t.

Supply Capability:: 35000 m.t./month

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Product Description of Square Steel Billet, Square Bar with High Quality:

square steel billet
1.3SP, 5SP
2.terms of payment: L/C at sight
3.size: 120*120mm
4.length: 5.8~12m

Specifications of Square Steel Billet, Square Bar with High Quality:
square steel billets
The following are the sizes of Billets available with Shyam Steel Industries Ltd.:
100 X 100
120x120
150 X 150
Physical Properties:
Description
As per IS 2830
Shyam Billets
Bend (max.) 5 mm per meter >= 5 mm per meter
Carbon (max.) 3mm per meter >= 3 mm per meter
Length 3 mt - 13 mt 3 mt - 9 mt
Chemical Properties:
Ladle Analysis:
Designation
Carbon
Manganese
C15 0.12-0.18 0.30-0.60
C18 0.15-0.21 0.30-0.60
C20 0.17-0.23 0.30-0.60
C15 MMn 0.12-0.18 0.60-1.00
C18 MMn 0.15-0.21 0.60-1.00
C20 MMn 0.17-0.23 0.60-1.00
C15 HMn 0.12-0.18 1.00-1.50
C18 HMn 0.15-0.21 1.00-1.50
C20 HMn
0.17-0.23 1.00-1.50

Production of Square Steel Billet, Square Bar with High Quality:

Billets of different designations are manufactured in three different grades namely A, B, C having sulphur, phosphorous content (on ladle analysis) and carbon equivalent as follows:
Chemical Analysis:
Grade Sulphur Phosphorous Carbon Equivalent (CE)1
Max Max Max
A 0.05 0.05 0.42
B 0.045 0.045 0.41
C 0.04 0.04 0.39

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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.

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Square Steel Billet, Square Bar with High Quality

Q:How is the surface condition of steel billets checked?: To assess the surface condition of steel billets, a combination of visual inspection and various non-destructive testing methods is typically employed. Trained inspectors carefully examine the surface of the billets to detect any visible defects, such as cracks, pits, dents, or scratches. These inspectors possess a sharp eye for identifying surface imperfections. In addition to visual inspection, a range of non-destructive testing techniques are utilized. These techniques include magnetic particle testing, liquid penetrant testing, ultrasonic testing, and eddy current testing. Magnetic particle testing involves applying a magnetic field to the billet's surface and then introducing fine iron particles. If there are any surface defects, such as cracks or inclusions, the magnetic particles will be attracted to these areas, creating visible indications. Liquid penetrant testing entails applying a liquid dye to the billet's surface. The dye permeates any surface defects, and after a specific duration, excess dye is removed, and a developer is applied. The developer draws out the dye from any surface defects, making them easily detectable. Ultrasonic testing utilizes high-frequency sound waves to identify surface and subsurface defects. Sound waves are generated by a transducer and penetrate the billet's surface. If there are any flaws, such as cracks or voids, the sound waves reflect back, allowing analysis of the reflected waves to identify any surface or subsurface flaws. Eddy current testing involves passing an alternating current through a coil placed near the billet's surface. Any surface defects or variations in the material's conductivity cause changes in the current flow, which can be detected and analyzed to determine the surface condition. By utilizing these non-destructive testing methods, accurate and reliable information about the surface condition of steel billets is obtained. This ensures the quality and integrity of the billets before further processing or usage.

Q:How are steel billets used in the manufacturing of pipes and tubes?: Steel billets are an essential component in the manufacturing of pipes and tubes. These billets, which are typically rectangular or square in shape, serve as the starting point for the production process. They are first heated to a high temperature to make them more malleable and easier to shape. Once heated, the billets are then passed through a series of rollers, where they are gradually formed into a cylindrical shape. This process, known as hot rolling, helps to refine the structure and improve the mechanical properties of the steel. Hot rolling also ensures that the dimensions of the billet are consistent throughout its length. After the initial hot rolling, the billets are further processed through a series of cold rolling and sizing operations. Cold rolling helps to reduce the thickness and improve the surface finish of the billet, while sizing operations ensure that the final product meets the required specifications in terms of diameter, wall thickness, and length. Once the billet has been shaped and sized, it is then cut into specific lengths and welded together to form a seamless or welded pipe or tube. The welding process involves joining the ends of the billets using either electric resistance welding (ERW), submerged arc welding (SAW), or other welding techniques. This helps to create a continuous and strong joint, ensuring the integrity and strength of the pipe or tube. The final step in the manufacturing process involves various finishing operations such as heat treatment, straightening, and inspection. Heat treatment helps to further enhance the mechanical properties of the pipe or tube, while straightening ensures that the final product has a uniform shape and is free from any deformations. Inspection is carried out to ensure that the pipes or tubes meet the required quality standards and specifications. In summary, steel billets play a crucial role in the manufacturing of pipes and tubes. They are transformed through a series of hot and cold rolling processes, welded together, and subjected to various finishing operations to produce high-quality and reliable pipes and tubes.

Q:What is the typical composition of a steel billet?: The typical composition of a steel billet can vary depending on the specific grade and intended application. However, in general, a steel billet is primarily composed of iron, carbon, and other alloying elements. Iron is the main component of steel, typically making up around 98% of its composition. It provides the structural strength and durability of the material. Carbon is the second most important element, typically ranging from 0.02% to 2.1%. It plays a crucial role in determining the hardness and strength of the steel. Apart from iron and carbon, steel billets often contain various alloying elements to enhance specific properties. These alloying elements may include manganese, silicon, nickel, chromium, molybdenum, vanadium, and others. Each element contributes to different characteristics such as corrosion resistance, heat resistance, toughness, or machinability. Additionally, steel billets are often produced through processes like continuous casting or hot rolling, which can introduce small amounts of impurities. These impurities can include sulfur, phosphorus, and oxygen, which are typically kept to very low levels to maintain the desired quality of the steel. Overall, the typical composition of a steel billet encompasses a combination of iron, carbon, alloying elements, and minor impurities, which are carefully controlled to achieve the desired mechanical properties and performance for a wide range of applications, such as construction, automotive, aerospace, and manufacturing industries.

Q:What are the potential defects or flaws in steel billets?: There are several potential defects or flaws that can occur in steel billets, which can affect the quality and performance of the final product. Some of these defects include: 1. Surface defects: Steel billets can develop surface cracks, scales, or scratches during the manufacturing process. These defects can weaken the material and reduce its structural integrity. 2. Internal defects: Inclusions, such as non-metallic impurities or gas bubbles, can be present within the steel billets. These internal defects can cause localized weaknesses and reduce the overall strength of the material. 3. Segregation: Uneven distribution of alloying elements or impurities can lead to segregation, where certain areas of the billet have different chemical compositions. Segregation can result in inconsistent mechanical properties across the material and decrease its uniformity. 4. Central segregation: This defect occurs when there is a concentration of impurities or alloying elements in the central region of the billet, leading to a weaker core. Central segregation can cause structural failures and reduce the overall reliability of the steel billet. 5. Shrinkage cavities: During the solidification process, shrinkage cavities can form in the steel billet due to the contraction of the molten metal. These cavities can weaken the material and compromise its structural integrity. 6. Surface decarburization: Exposure to high temperatures or improper heat treatment can cause the surface of the steel billet to lose carbon content, resulting in surface decarburization. This defect can reduce the hardness and strength of the material. 7. Laminations: Laminations are thin, elongated voids or layers that can form parallel to the surface of the billet. These defects can weaken the material and make it prone to cracking or failure under stress. 8. Internal cracks: Internal cracks can occur due to improper cooling or handling of the billet during the manufacturing process. These cracks can compromise the structural integrity of the steel billet and potentially lead to catastrophic failure. It is important to detect and address these defects early on to ensure the quality and reliability of the steel billets. Various non-destructive testing techniques, such as ultrasonic testing or magnetic particle inspection, can be utilized to identify and mitigate these potential flaws.

Q:What are the different types of steel billet defect detection methods?: There are several different types of steel billet defect detection methods that are commonly used in the industry. These methods help identify any defects or imperfections present in the steel billets, ensuring that only high-quality products are being produced. Some of the different types of steel billet defect detection methods include: 1. Visual Inspection: This is the most basic and common method, where trained inspectors visually examine the billets for any visible defects such as cracks, surface irregularities, or deformations. While effective for detecting certain types of defects, this method may not be able to identify internal or hidden defects. 2. Ultrasonic Testing: This method uses high-frequency sound waves to detect defects within the billets. Ultrasonic waves are passed through the billet, and any irregularities or disruptions in the waves indicate the presence of defects such as cracks or voids. Ultrasonic testing is a widely used technique for detecting internal defects. 3. Magnetic Particle Inspection: This method involves magnetizing the steel billet and then applying iron particles. If there are any surface or near-surface defects, the particles will be attracted to these areas, making the defects visible. Magnetic particle inspection is particularly effective for detecting surface cracks and discontinuities. 4. Eddy Current Testing: This technique uses electromagnetic induction to detect surface or near-surface defects in steel billets. A coil carrying an alternating current is placed near the billet, and any changes in the electrical conductivity or magnetic properties of the material caused by defects are detected. Eddy current testing is particularly useful for detecting surface cracks and corrosion. 5. X-ray Testing: X-ray inspection involves passing X-ray radiation through the steel billet and capturing the resulting image on a film or digital detector. Any internal defects such as cracks, voids, or inclusions will show up as dark spots on the X-ray image. X-ray testing is highly effective for detecting internal defects. 6. Laser Scanning: This method uses a laser scanner to create a three-dimensional image of the steel billet's surface. Any irregularities or deformations in the surface can be detected and analyzed using specialized software. Laser scanning is a precise and efficient method for detecting surface defects. These are just a few of the different types of steel billet defect detection methods that are commonly used in the industry. Each method has its own advantages and limitations, and the choice of method depends on factors such as the type of defect being targeted, the size and shape of the billets, and the level of precision required. By employing these defect detection methods, manufacturers can ensure the production of high-quality steel products.

Q:How do steel billets contribute to the manufacturing of construction supplies?: Steel billets are the primary raw material used in the manufacturing of construction supplies. These billets are heated and then shaped into various forms such as bars, rods, beams, and plates, which are essential components in construction projects. They provide the necessary strength, durability, and structural integrity required for buildings, bridges, and other infrastructure. The versatility and quality of steel billets make them indispensable in the construction industry.

Q:How are steel billets used in the manufacturing of furniture and fixtures?: Steel billets are used in the manufacturing of furniture and fixtures as they serve as the raw material for various components. These billets are shaped, cut, and molded to create the desired parts and structures, such as frames, legs, and supports. The high strength and durability of steel make it a popular choice for furniture and fixture manufacturing, ensuring long-lasting and sturdy products.

Q:How are steel billets used in the manufacturing of machine parts?: Steel billets are an essential raw material in the manufacturing of machine parts. These billets are solid, semi-finished steel products that are cast into specific shapes and sizes. The process of using steel billets involves various stages. Firstly, the steel billets are heated in a furnace to a specific temperature, which softens the metal and makes it more malleable. Once the billets reach the desired temperature, they are ready for further processing. Next, the heated billets are transferred to a rolling mill, where they undergo a process called hot rolling. In this process, the billets are passed through a series of rollers, which apply pressure and shape them into desired forms such as bars, rods, or sheets. The hot rolling process ensures that the steel billets achieve the required dimensions and surface finish. After hot rolling, the shaped steel billets are further processed through different techniques such as cutting, forging, or machining to fabricate machine parts. These parts can include gears, shafts, valves, or any other component required for machinery. The use of steel billets in the manufacturing of machine parts offers several advantages. Firstly, steel billets are known for their high strength and durability, making them ideal for producing parts that can withstand heavy loads and harsh operating conditions. Additionally, the malleability of steel billets allows for the creation of intricate shapes and designs, ensuring the production of complex machine parts. Moreover, steel billets can be easily customized to meet specific requirements. They can be alloyed with other metals or undergo various heat treatments to enhance their properties such as hardness, corrosion resistance, or wear resistance. This versatility of steel billets makes them suitable for a wide range of machine parts across different industries. In conclusion, steel billets play a crucial role in the manufacturing of machine parts. Through processes such as hot rolling, cutting, forging, and machining, steel billets are transformed into various shapes and sizes to create durable and high-quality components for machinery. The versatility and strength of steel billets make them an indispensable raw material in the manufacturing industry.

Q:What is the role of steel billets in the manufacturing of storage tanks?: Steel billets play a crucial role in the manufacturing of storage tanks. These billets serve as the primary raw material for the construction of the tank's structural framework. They are essentially semi-finished steel products that are cast into a specific shape and size, typically in a rectangular or square form. The primary reason for using steel billets in the manufacturing of storage tanks is their exceptional strength and durability. Steel is renowned for its high tensile strength, which allows the tank to withstand the immense pressure and weight of the stored contents. Additionally, steel is resistant to corrosion, making it an ideal material for storage tanks that may hold various liquids or gases. Steel billets are also preferred for their malleability and versatility. They can be easily molded and welded into the desired shape, allowing for the customization of storage tanks to meet specific requirements. The flexibility of steel billets enables the construction of tanks of various sizes and capacities, accommodating different storage needs in industries such as oil and gas, chemical processing, water treatment, and many others. Furthermore, steel billets offer cost-effectiveness in the manufacturing process. The abundance of steel as a raw material and its recyclability contribute to lower production costs, making steel tanks a more economical choice compared to tanks made from other materials. Moreover, the longevity of steel tanks reduces maintenance and replacement costs over time, ensuring a higher return on investment for industries relying on storage tanks. In conclusion, steel billets play a vital role in the manufacturing of storage tanks due to their strength, durability, corrosion resistance, malleability, and cost-effectiveness. These billets form the core framework of the tanks, providing the necessary structural integrity to safely contain and store various liquids or gases. By utilizing steel billets, industries can rely on robust and reliable storage solutions that meet their specific storage requirements.

Q:How are steel billets used in the manufacturing of industrial tools?: Industrial tools rely on steel billets as a fundamental raw material. These solid steel blocks serve as the foundation for creating various types of tools used in industries like construction, automotive, and manufacturing. To begin the process of tool manufacturing, the steel billets are heated to a specific temperature. This heating process, known as forging, makes the steel more malleable and easier to work with. Once heated, specialized machinery like power hammers and presses shape and form the billets into the desired tool design. During the shaping process, intense pressure is applied to the heated billet, transforming it into the desired tool shape, such as a chisel, wrench, or hammer head. The precise shaping ensures that the tool possesses the necessary strength, durability, and functionality for its intended use. Following the initial shaping, the tool undergoes further refinement and finishing through processes like machining, grinding, and heat treatment. Machining removes excess material and creates needed holes, threads, or features for functionality. Grinding provides a smooth surface finish and precise dimensions. Heat treatment is a critical process that involves subjecting the tool to controlled heating and cooling cycles. This treatment alters the steel's molecular structure, enhancing hardness, strength, and toughness. Different heat treatment techniques, like quenching and tempering, are employed based on specific tool requirements. Once the tool has been shaped, machined, ground, and heat-treated, it undergoes a series of quality checks and inspections to ensure it meets necessary specifications and standards. These checks include dimensional measurements, visual inspections, and functional tests to guarantee the tool is suitable for its intended purpose. In conclusion, steel billets play an integral role in manufacturing durable and high-performing industrial tools. Through shaping, machining, heat treatment, and refinement, these billets are transformed into tools that contribute to efficiency, productivity, and success across various industries. The versatility and strength of steel make it an ideal choice for producing a wide range of tools, further enhancing their performance and longevity.

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