Square steel billets 150*150 from China market
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 31842 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Grade:
Q195/Q215/Q235/Q275
Size:
100mm to 165mm
Length:
6~12meters
Steel billet
Rectangular billet continuous casting billet and mainly general carbon steel, low carbon low silicon cold-rolled material, high quality carbon structural steel, high strength low alloy steel, special steel, etc.
The billet is mainly divided into two kinds from the shape:
Slab: cross section width and height of the ratio of the larger, mainly used for rolling plate.
Used for the plant, the bridge,shipment building high-rise building construction,lifting and transportation machinery, equipment manufracturing base building
the support foundation pile manufacturing.
Qaulity:own factory, stable quality
Tolerance: Strictly according to the G/B and JIS standard
Delivery time: within 45 days after receiving the L/C or advanced T/T payment.
Price term: FOB/CIF/ CFR according to clients requirements
Gade:
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 |
Our service :
We have a plant and professional team to provide our best service, from the start of production until the
loading into the vessel, we have a complete quality follow up procedure, to assure our products arrives to the customer with satisfaction. Welcome new and old customers
to contact us for future business relationships! We will give you a surpise price.
Packing :
Within 30 days
1.Standard export package
2.In bundles with steel strips
3.As the requirements of the customers
FAQ:
Q: What is payment terms?
A: FOB 30% T/T IN ADVANCE AS DEPOSIT AND 70% T/T BEFORE SHIPMENT
CIF and CFR 30% T/T IN ADVANCE AS DEPOSIT AND 70% T/T AS THE COPY OF B/L OR L/C AT SIGHT
Q:How to guarantee the quality of the products?
A: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.
Q:How long can we receive the product after purchase?
A :In the purchase of product within three working days, We will arrange the factory delivery as soon as possible.
The pecific time of receiving is related to the state and position of customers.
- Q: Are steel billets used in the manufacturing of oil and gas pipelines?
- Yes, steel billets are commonly used in the manufacturing of oil and gas pipelines. These billets are typically formed into seamless or welded pipes, which are then used to transport oil and gas over long distances. The high strength and durability of steel make it an ideal material for withstanding the harsh conditions encountered in the oil and gas industry.
- Q: What is the role of steel billets in the manufacturing of structural steel bridges?
- Structural steel bridges heavily rely on steel billets, which are essential semi-finished products utilized as the raw material for manufacturing various steel products, including these bridges. The initial step involves heating the steel billets and passing them through a series of rolling mills to shape them accordingly. This rolling process ensures that the billets are converted into elongated, slender sections suitable for bridge construction. Once the steel billets have been rolled into the desired forms, they undergo further processing and fabrication to create the necessary components for structural steel bridges. These components encompass beams, columns, girders, and other vital elements that contribute to the bridge's strength, stability, and load-bearing capabilities. The utilization of steel billets in the production of structural steel bridges provides numerous advantages. Firstly, steel possesses an exceptional strength-to-weight ratio, rendering it an ideal material for constructing bridges capable of withstanding heavy loads while remaining relatively lightweight. Moreover, steel's versatility allows for the creation of intricate bridge designs that can accommodate diverse architectural and engineering requirements. Furthermore, steel billets exhibit high durability and resistance to environmental factors like corrosion, which is crucial for ensuring the long-term integrity and safety of the bridge structure. This durability ultimately contributes to the bridge's extended lifespan, leading to reduced maintenance and replacement costs over time. In conclusion, steel billets serve as the fundamental building blocks for the manufacturing of structural steel bridges. Through the rolling and fabrication processes, these billets are transformed into various components that collectively provide strength, stability, and durability to the bridge. The utilization of steel billets enables the construction of bridges capable of withstanding heavy loads, maintaining a lightweight nature, and enduring environmental factors, thereby ensuring the bridge's long-term integrity and safety.
- Q: What is the typical density of a steel billet?
- The density of a steel billet is contingent upon the particular type of steel employed. Nonetheless, in broad terms, the range of density for a steel billet falls between 7.75 and 8.05 grams per cubic centimeter (g/cm³). This density may exhibit slight fluctuations due to the steel's composition and quality. It is crucial to acknowledge that the presence of any impurities or contaminants in the material may additionally impact the density of a steel billet.
- Q: What is the role of steel billets in the manufacturing of structural steel buildings?
- Steel billets play a crucial role in the manufacturing of structural steel buildings. These billets, which are semi-finished forms of steel, serve as the primary raw material for the production of various steel products used in construction. Firstly, steel billets are used to produce long steel products such as beams, columns, and rods. These components form the skeletal structure of buildings, providing support and stability. By shaping and processing the steel billets through processes like rolling, forging, or extrusion, manufacturers can create these essential structural elements. The high strength and durability of steel make it an ideal material for constructing buildings that can withstand heavy loads and adverse environmental conditions. Furthermore, steel billets are also used to manufacture other crucial components like plates and sheets, which are used for flooring, roofing, and cladding in structural steel buildings. These flat steel products provide a protective and aesthetically pleasing finish to the building, while also contributing to its overall strength and stability. The consistent quality and uniformity of steel billets ensure that the resulting structural steel components have the required mechanical properties, such as tensile strength and ductility, to meet the safety and performance standards demanded by construction projects. Steel billets are often produced using advanced manufacturing techniques, such as continuous casting, which further enhances the quality and reliability of the final steel products. In summary, steel billets are essential in the manufacturing of structural steel buildings as they serve as the raw material for producing various components like beams, columns, plates, and sheets. These components form the framework and protective elements of the building, providing strength, stability, and durability. Through careful processing and quality control, steel billets enable the production of high-quality steel products that meet the stringent requirements of the construction industry.
- Q: How are steel billets different from steel bars?
- Steel billets and steel bars are both common forms of steel products used in various industries. However, there are some key differences between them. 1. Shape and Size: Steel billets are generally square or rectangular in shape and have larger cross-sectional areas compared to steel bars. They are typically produced in sizes ranging from 100x100mm to 150x150mm or larger. On the other hand, steel bars are available in various shapes such as round, square, flat, or hexagonal, and come in smaller sizes depending on their intended application. 2. Manufacturing Process: Steel billets are produced through a primary steelmaking process called continuous casting or ingot casting. In this process, molten steel is solidified into a semi-finished product, which is then further processed into steel bars or other forms. Steel bars, on the other hand, are produced through a secondary steelmaking process called hot rolling or cold drawing. This involves passing the steel billet through a series of rolling mills or drawing machines to achieve the desired shape and size. 3. Usage: Steel billets are primarily used as raw materials for the production of various steel products, including bars, rods, wire, pipes, and structural steel sections. They serve as a starting point for further processing and shaping. Steel bars, on the other hand, are the finished product that is used in construction, manufacturing, and other industries. They are commonly utilized in the production of reinforced concrete structures, automotive components, machinery parts, and tools. 4. Composition and Properties: Both steel billets and bars are made from carbon steel or alloy steel, but the specific composition and properties may vary depending on the desired end use. Steel billets are often made from low-carbon or mild steel, which provides good formability and weldability. Steel bars, on the other hand, can be made from a wide range of steel grades, including low carbon, medium carbon, and high carbon steels, as well as alloy steels. The choice of steel grade depends on the desired mechanical properties, such as strength, hardness, and ductility. In summary, steel billets are the semi-finished products used as raw materials for manufacturing steel bars and other steel products. They differ from steel bars in terms of shape, size, manufacturing process, usage, and composition.
- Q: How can the quality of steel billets be improved?
- There are several methods and techniques that can be employed to improve the quality of steel billets. Below are some approaches that can assist in enhancing the quality of steel billets: 1. Raw Material Selection: The quality of steel billets heavily relies on the selection of raw materials. Opting for high-quality raw materials, such as top-grade iron ore and scrap metal, can considerably enhance the quality of billets. 2. Melting and Refining: The melting and refining process play a pivotal role in enhancing steel billet quality. The utilization of advanced melting practices, like electric arc furnaces (EAF) or induction furnaces, can aid in achieving a more uniform and controlled melting process, reducing impurities, and achieving the desired chemical composition. 3. Deoxidation and Degassing: It is essential to employ appropriate deoxidation and degassing techniques to eliminate impurities and gases from the molten metal. This can be accomplished by incorporating suitable deoxidizers and utilizing vacuum degassing processes that efficiently remove unwanted gases, thus enhancing the quality of steel billets. 4. Continuous Casting Process: The implementation of a modern continuous casting process can significantly improve the quality of steel billets. Continuous casting ensures a more consistent structure, reduces segregation, and minimizes the formation of defects commonly associated with traditional ingot casting methods. 5. Heat Treatment: The application of 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 strength, hardness, and other desired characteristics of the steel. 6. Quality Control: A robust quality control system is crucial to ensure the production of high-quality steel billets. Regular monitoring and testing should be conducted throughout the production process to promptly identify and rectify any deviations or quality issues. 7. Skilled 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 common grades of steel used for billets?
- The common grades of steel used for billets vary depending on the intended application and specific requirements. However, some of the most commonly used grades include: 1. Carbon Steel: Carbon steel billets are widely used due to their high strength, durability, and affordability. Grades such as AISI 1018, 1020, 1045, and 1060 are commonly used for general-purpose applications. 2. Alloy Steel: Alloy steel billets are blended with specific alloying elements to enhance their mechanical properties such as strength, toughness, and corrosion resistance. Grades like AISI 4140, 4340, and 8620 are commonly used for applications requiring higher strength, heat resistance, or wear resistance. 3. Stainless Steel: Stainless steel billets are chosen for their excellent corrosion resistance and aesthetic appeal. Grades such as 304, 316, and 420 are commonly used for various applications, including construction, automotive, and food processing industries. 4. Tool Steel: Tool steel billets are specifically designed to have high hardness, wear resistance, and toughness. Grades such as AISI O1, D2, and A2 are commonly used for manufacturing cutting tools, dies, and molds. It is important to note that the selection of the appropriate grade of steel depends on the specific requirements of the application, such as mechanical properties, corrosion resistance, and temperature resistance. Consulting with a metallurgist or an expert in the field can help determine the most suitable grade of steel for billet production.
- Q: What are the main challenges in manufacturing steel billets?
- The main challenges in manufacturing steel billets include ensuring consistent quality and uniformity, managing the high temperatures involved in the process, maintaining efficient production rates, minimizing material waste, and addressing environmental concerns related to energy consumption and emissions. Additionally, ensuring the safety of workers and implementing effective maintenance practices are important challenges in the manufacturing of steel billets.
- Q: Can steel billets be used in the production of energy infrastructure?
- Certainly, energy infrastructure can be produced using steel billets. Steel is extensively utilized in the construction of various energy infrastructure components, including power plants, transmission towers, pipelines, and wind turbine towers. By further processing and shaping semi-finished steel products known as steel billets, the required forms for these infrastructure projects can be achieved. The durability, strength, and versatility of steel make it well-suited for withstanding the demanding conditions and heavy loads associated with energy infrastructure. Moreover, steel provides excellent resistance against corrosion, which is of utmost importance for infrastructure exposed to the elements. In summary, the use of steel billets plays a crucial role in the production of energy infrastructure, ensuring the reliable and efficient generation, transmission, and distribution of energy.
- Q: How are steel billets used in the production of molds?
- Steel billets are an important component in the production of molds as they serve as the raw material for creating the mold itself. The process begins by selecting a suitable steel billet, which is typically a solid rectangular or square piece of steel. Once the steel billet is chosen, it undergoes a series of manufacturing processes to transform it into a mold. Firstly, the billet is heated to a high temperature, known as the forging temperature, which makes it malleable and easier to work with. This heating process is crucial as it allows the steel to be shaped and molded into the desired form. After heating, the steel billet is subjected to a variety of shaping techniques such as rolling, pressing, or hammering. These methods help to shape the steel into the desired mold design, which could be a simple or complex shape depending on the application. Once the desired shape is achieved, the steel billet is cooled down and undergoes further processes such as machining, grinding, and polishing to refine the mold's surface finish and dimensional accuracy. This ensures that the mold is precise and capable of producing high-quality products. Overall, steel billets are used in the production of molds as the base material that is shaped and refined to create a customized mold design. These molds are then used in various industries such as automotive, aerospace, and manufacturing to produce a wide range of products.
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Square steel billets 150*150 from China market
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 31842 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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