Square Steel Billet Q235 3SP Grade Prime Quality 7#
- Ref Price:
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 m.t
- Supply Capability:
- 50000 m.t/month
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- Quality Product
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- Timely Delivery
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Description of Square Steel Billet Q235 3SP Grade Prime Quality 7#
M. S. Billets are used for rolling of TMT Re-Bars of Fe415 and Fe500 Grade and various other structural steel products.
CRS Billets are used for rolling of CRS TMT Re-Bars.
Special Alloy Billets are used for rolling of any special grade TMT Re-Bars like Earthquake resistant TMT Re-Bars and for special grade structural steel products.
Main Feature Square Steel Billet Q235 3SP Grade Prime Quality 7#
Raw elements(C,Fe,Ni,Mn,Cr,Cu.)---Smelted ingots by AOD finery---hot rolled into black suface---pickling in acid liquid---cold drawn----polished by automatically machine--- cutting into pieces---checking quanlity
Applications of Square Steel Billet Q235 3SP Grade Prime Quality 7#
Widely Used in the areas such as Stainless Steel Fasteners, Chains, Kitchen and Sanitary wares, Furniture handles, Handrails, Electroplating and Electrolyzing pendants, Foods, Electron, Petroleum, Construction and Decoration, etc. Products have a high strength after cold-working. Electronic products parts, Medical appliance, Springs, Bus Inside and Outside packaging and building, Street Lamp Posts, etc. Decoration materials and Outdoor Publicity Billboard. Used for the products which have the Anti-Stress Corrosion requirement. Electron Products, Table-wares, Bolts, Nuts, Screen Meshes, Cumbustors and so on.
Specifications of Square Steel Billet Q235 3SP Grade Prime Quality 7#
Standard | C(%) | Mn(%) | S(%) | P(%) | Si(%) |
Q195 | ≤0.12 | ≤0.50 | ≤0.040 | ≤0.035 | ≤0.30 |
Q235 | ≤0.20 | ≤1.40 | ≤0.045 | ≤0.045 | ≤0.35 |
Q275 | ≤0.22 | ≤1.50 | ≤0.045 | ≤0.045 | ≤0.35 |
20MnSi | 0.17-0.25 | 1.2-1.6 | ≤ 0.050 | ≤ 0.050 | 0.40-0.80 |
3SP | 0.14-0.22 | 0.40-0.85 | ≤ 0.050 | ≤ 0.040 | 0.05-0.15 |
5SP | 0.28-0.37 | 0.50-1.00 | ≤ 0.050 | ≤ 0.040 | 0.15-0.30 |
FAQ of Square Steel Billet Q235 3SP Grade Prime Quality 7#
We have organized several common questions for our clients,may help you sincerely:
1. How Can I Visit There?
Our company is located in Tianjin City, China, near Beijing. You can fly to Tianjin Airport Directly. All our clients, from home or aboard, are warmly welcome to visit us!
2. How Can I Get Some Sample?
We are honored to offer you sample.
3. Why choose CNBM?
Our delivery time about 15-20days for standard sizes, if you have other requirements like hardness, quanity and width ,it is about 20-40days. But don't worry we also try our best for the delivery time ,because time longer and our cost is higher.
- Q:
- There are various steel billet casting processes available, each with its own set of advantages and disadvantages. Continuous casting, ingot casting, and direct chill casting are some of the commonly used methods. Continuous casting is a widely employed technique where molten steel is poured into a water-cooled mold, resulting in a continuous strand or billet. This method offers several benefits such as high production rates, improved quality control, and reduced energy consumption. It is particularly suitable for producing large quantities of steel billets with consistent dimensions. Ingot casting, on the other hand, is an older and less frequently utilized method. It involves pouring molten steel into individual molds known as ingot molds, which solidify into solid blocks or ingots. These ingots are then reheated and shaped into billets through processes like rolling or forging. Ingot casting allows for more flexibility in terms of alloy composition and size, but it generally requires more energy and has a slower production rate compared to continuous casting. Direct chill casting is another popular process, especially for aluminum alloys. It shares similarities with continuous casting, as molten steel is poured into a water-cooled mold. However, the main difference lies in the use of a rotating mold in direct chill casting, resulting in cylindrical or rectangular billets. This method provides better control over the solidification process, leading to improved microstructure and mechanical properties. Less common steel billet casting processes include electromagnetic casting, where an electromagnetic field is employed 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 utilized for specialized applications and are not as widely adopted as continuous casting or ingot casting. In conclusion, the various 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:
- Steel billets possess a wide range of potential applications within the mining aftermarket. The manufacturing of heavy machinery and equipment utilized in mining operations represents one of the primary uses for steel billets. These components, including gears, shafts, and cylinders, necessitate high strength and durability to withstand the harsh conditions inherent in mining activities. Moreover, steel billets can also be employed in the creation of wear-resistant parts for mining equipment, such as cutting edges, buckets, and liners. Given the intense wear and tear endured by these parts, the use of steel billets guarantees their longevity and dependability. Additionally, steel billets find use in the construction of mine support structures, such as beams, columns, and frames. These structures play a crucial role in ensuring the stability and safety of mining operations, and steel billets provide the requisite strength and load-bearing capacity for their construction. Furthermore, steel billets can be utilized in the production of tools and accessories essential for mining activities. Drill bits, hammers, and chisels, for instance, demand high strength and toughness to effectively penetrate hard rock formations. Steel billets serve as the ideal material for fabricating these tools. In summary, the potential applications of steel billets within the mining aftermarket are extensive and encompass various aspects of mining operations. Ranging from the manufacturing of heavy machinery and equipment to the production of wear-resistant parts and mine support structures, steel billets provide the necessary strength, durability, and reliability required to optimize mining processes.
- Q:
- To ensure the quality and suitability of steel billets for various applications, multiple testing methods are employed. These methods encompass: 1. Visual Inspection: The most straightforward and widely used technique involves visually examining the billets for visible defects like cracks, surface irregularities, or foreign materials. 2. Dimensional Inspection: To meet specific dimensional requirements, the length, width, and height of the billets are measured using calibrated tools, ensuring they adhere to the specified tolerances. 3. Ultrasonic Testing: Detecting internal defects, this non-destructive method employs high-frequency sound waves. By transmitting sound waves into the material and analyzing the reflected waves, flaws or inconsistencies can be identified. 4. Magnetic Particle Inspection: Utilized primarily to detect surface and near-surface defects, this method applies a magnetic field to the billet, followed by the application of a magnetic particle solution. Any cracks or defects cause the particles to accumulate, creating visible indications. 5. Eddy Current Testing: This technique involves passing an alternating current through a probe, generating an electromagnetic field. Placing the probe near the billet's surface allows the detection of defects through changes in electrical conductivity or magnetic permeability, which induce eddy currents. 6. Chemical Analysis: The composition of steel billets, including the percentage of elements like carbon, manganese, and silicon, is determined through chemical analysis. This ensures compliance with the required chemical composition for their intended use. 7. Tensile Testing: By subjecting a sample taken from the billet to tension until it fractures, tensile testing measures mechanical properties such as strength, ductility, and elasticity. The applied force and resulting elongation or deformation provide insights into the billet's mechanical characteristics. These testing methods comprehensively assess steel billets for defects, dimensional accuracy, and material properties. By ensuring adherence to industry standards and meeting specific application requirements, the suitability and quality of the billets are guaranteed.
- Q:
- Steel billets are typically cut into desired lengths using a process called sawing or shearing. This involves using specialized machinery, such as band saws or circular saws, to cut through the steel billet along the desired length. The saw blades are designed to withstand the hardness of the steel and make precise cuts. This process allows for accurate and efficient production of steel billets in varying lengths as per the requirements of different industries.
- Q:
- Steel billets play a vital role in the steel industry as they serve as the primary material for various downstream applications. The growth and market trends of steel billets are greatly influenced by factors like global economic growth, infrastructure development, and the demand for steel in different sectors. One notable market trend for steel billets is the increasing demand from the construction industry. With the rapid urbanization and infrastructure development in emerging economies, there is a rising need for steel-intensive construction projects. Steel billets are extensively used in the construction of bridges, buildings, and other infrastructure projects, which drives the demand for this product. Another market trend is the growing demand for steel billets in the automotive industry. The automotive sector is a major consumer of steel, and as the industry shifts towards lightweight and high-strength materials, the demand for steel billets is expected to increase. Steel billets are used in the production of various automotive components, including engine parts, chassis, and suspension systems. Furthermore, the increasing focus on renewable energy sources such as wind and solar power is expected to drive the demand for steel billets. Steel components are required for wind turbines and solar panel structures, and as renewable energy projects expand globally, the demand for steel billets is likely to experience significant growth. In terms of growth prospects, the steel billets market is expected to witness steady growth in the coming years. The Asia-Pacific region, particularly China and India, is projected to dominate the market due to their robust construction and infrastructure sectors. These countries have extensive urbanization projects and ongoing infrastructure development plans, which will contribute to the demand for steel billets. Additionally, the recovery of the global economy after the COVID-19 pandemic is expected to boost the demand for steel billets. As economies bounce back and industrial activities regain momentum, the demand for steel in various sectors, including construction, automotive, and energy, will increase, positively impacting the steel billets market. However, it is important to note that market trends and growth prospects for steel billets can be influenced by factors like fluctuations in raw material prices, trade policies, and environmental regulations. Furthermore, the increasing adoption of alternative materials such as aluminum and composites in certain applications may pose a challenge to the growth of the steel billets market. In conclusion, the market trends for steel billets are driven by the demand from the construction, automotive, and renewable energy sectors. The growth prospects for this market are promising, particularly in the Asia-Pacific region as economies recover from the pandemic and infrastructure projects gain momentum. Nevertheless, challenges such as fluctuations in raw material prices and competition from alternative materials should also be taken into consideration.
- Q:
- Rods or wires are produced from steel billets by undergoing a process called hot rolling. This process involves passing the steel billets through a series of rollers at high temperatures. The initial step is to heat the billets to a temperature above their recrystallization point, which is typically around 1200-1300 degrees Celsius. This temperature is important as it ensures the steel becomes soft and easily malleable, thus facilitating the shaping process. Once the billets have been heated, they are then fed through a series of rollers that gradually decrease their thickness and give them the desired rod or wire shape. The rollers exert pressure on the billets, causing them to elongate and reduce in thickness. The number and arrangement of the rollers may vary depending on the specific requirements of the rod or wire being manufactured. Throughout the hot rolling process, the steel undergoes plastic deformation due to the combination of applied pressure and high temperatures. This plastic deformation enables the steel to change its shape without breaking or cracking. The continuous rolling and reduction in thickness gradually transform the billets into rods or wires. After achieving the desired size and shape, the steel is cooled, typically using air cooling. This cooling process enables the steel to maintain its new shape and hardness. The cooled rods or wires can then undergo further processing, such as additional heat treatments or surface treatments, to enhance their properties and meet specific requirements. In conclusion, the hot rolling process is indispensable in shaping steel billets into rods or wires. It allows for precise control over dimensions and properties, while ensuring the final product meets the desired specifications.
- Q:
- Yes, steel billets can be used in the manufacturing of machinery. Steel billets are semi-finished metal products that are typically hot rolled or forged into various shapes, including bars, rods, or sheets. These billets serve as the raw material for manufacturing machinery components such as gears, shafts, bearings, and structural frames. The use of steel billets in machinery manufacturing offers several advantages. Steel is known for its exceptional strength, durability, and resistance to wear, making it a suitable material choice for heavy-duty applications. Additionally, steel can be easily machined, welded, and formed into complex shapes, allowing for the production of intricate machinery parts. Moreover, steel's high melting point and thermal conductivity make it ideal for applications that involve high temperatures or require heat transfer. Overall, steel billets are widely used in machinery manufacturing due to their excellent mechanical properties, versatility, and reliability.
- Q:
- Steel billets are crucial in the production of construction machinery parts. These semi-finished steel products serve as the raw material for shaping various machinery components. To initiate the manufacturing process, steel billets are heated to a high temperature in a furnace. This heating process enhances their malleability and facilitates further shaping. Once heated, the billets are passed through rollers and molds to achieve the desired shape and dimensions. Construction machinery parts such as gears, shafts, axles, and structural components require high strength and durability to withstand heavy-duty applications. Steel billets, made from high-quality steel alloys, possess these desirable properties, making them ideal for manufacturing such parts. After shaping, the billets undergo additional processes such as heat treatment and surface finishing. These treatments enhance their strength, hardness, and resistance to wear and corrosion. Consequently, the overall performance and longevity of the construction machinery parts are improved. The use of steel billets in the manufacturing of construction machinery parts offers several advantages. Firstly, steel is renowned for its excellent mechanical properties, including high tensile strength and toughness, which are vital for handling heavy loads and resisting impact and fatigue. Moreover, steel billets can be easily machined and welded, facilitating the precise manufacturing and assembly of complex machinery components. Additionally, steel is a versatile material that can be customized to meet specific requirements. By adjusting the composition and heat treatment processes, manufacturers can tailor the properties of the steel billets to suit the intended application of the construction machinery parts, ensuring optimum performance and durability. In conclusion, steel billets are indispensable in the production of construction machinery parts. Their high strength, durability, and versatility make them essential for manufacturing components that can withstand the demanding conditions of construction sites. By utilizing steel billets, manufacturers can create reliable and long-lasting machinery parts that contribute to the overall efficiency and safety of construction projects.
- Q:
- The surface defects of steel billets are repaired through a process called grinding or machining. This involves removing the defective areas by using specialized tools and techniques to smoothen out the surface and make it suitable for further processing or use in various industries.
- Q:
- Handling steel billets can pose several potential safety risks. First and foremost, the weight of steel billets can be substantial, and improper lifting or carrying techniques can lead to musculoskeletal injuries such as strains and sprains. It is important to use proper lifting equipment and techniques to minimize the risk of these injuries. Another potential safety risk is the sharp edges and corners of steel billets. If not handled carefully, these edges can cause lacerations or puncture wounds. Wearing appropriate personal protective equipment, such as cut-resistant gloves, can help mitigate this risk. Steel billets may also be hot when they are being handled, especially if they have recently been processed or manufactured. Contact with hot billets can result in burns or thermal injuries. It is crucial to use heat-resistant gloves or other protective measures when handling hot steel billets. Additionally, steel billets are often transported using heavy machinery such as cranes or forklifts. Operating these machines without proper training or supervision can lead to accidents, including collisions, falling objects, or overturning of equipment. Adequate training, following safety protocols, and maintaining clear communication are essential to minimize these risks. Finally, steel billets may contain various chemical coatings or residues, which can be hazardous if ingested, inhaled, or come into contact with the skin. It is important to be aware of any potential hazardous substances present on the billets and take appropriate precautions, such as wearing protective clothing, gloves, and respiratory equipment if necessary. Overall, the potential safety risks associated with handling steel billets include musculoskeletal injuries, lacerations or puncture wounds, burns or thermal injuries, accidents involving heavy machinery, and exposure to hazardous substances. Following proper safety procedures, using appropriate protective equipment, and receiving comprehensive training can help mitigate these risks and ensure a safe working environment.
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