Q275 Square Steel Billets factory sale directly
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 18000 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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Specification
Size:
100mm to 165mm
Payment terms:
100%Irrevercable L/C at sight or T/T
Grade:
Q195/Q215/Q235/Q275
Length:
6~12meters
Billets, or ingots (as they sometimes referred to), are not of practical use until they have been formed
into more functional shapes and sizes. While they have already been put in the furnace, they still
require a series of shaping and molding procedures such as hot and cold working, milling and cutting
before they are sold in hardware stores, or used for different applications. The unformed billets,
however, can be used in striking currency such as coins and as reserves, similar to gold bars.
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 production of electrical appliances?
- Steel billets are widely utilized in the production of electrical appliances. This versatile material possesses numerous benefits, including strength, durability, and corrosion resistance. Hence, it finds extensive application in manufacturing different components of electrical appliances, such as outer casings, frames, and internal structural supports. Steel billets serve as an intermediary product during the steel manufacturing process and can be further transformed into various shapes and sizes to cater to the specific demands of electrical appliance production.
- Q: What is the standard tolerance for steel billet dimensions?
- The standard tolerance for steel billet dimensions can vary depending on the specific industry and application. However, commonly accepted tolerances for steel billet dimensions typically range from +/- 0.5% to +/- 2% of the specified dimensions.
- Q: How are steel billets used in the production of construction parts?
- Steel billets serve as a vital raw material for manufacturing construction parts. They are essentially semi-finished steel products that are cast into square or rectangular shapes. These billets undergo further processing to create various construction components, such as beams, columns, rods, and bars. To begin utilizing steel billets, they are first heated in a furnace to a temperature that allows for easy deformation and shaping. Once the billets reach the desired temperature, they are then passed through a series of rolling mills, where they undergo hot rolling. This process involves repeatedly passing the billets through multiple pairs of rollers to gradually reduce their size and shape them into the necessary form, such as beams or rods. Hot rolling not only shapes the billets but also enhances their mechanical properties, including strength, toughness, and ductility. After hot rolling, the resulting steel products are cut to the desired lengths and further processed, if required, to meet specific construction requirements. These steel components, derived from billets, are extensively used in construction projects. For example, beams made from steel billets are commonly employed to provide structural support in buildings and bridges. Due to their exceptional strength and load-bearing capacity, they are ideal for withstanding heavy loads and ensuring overall stability. Conversely, steel rods and bars find widespread use in reinforced concrete construction. These components are embedded within the concrete to enhance its tensile strength and prevent the formation of cracks. They play a vital role in constructing foundations, slabs, walls, and other structural elements that require additional reinforcement. In conclusion, steel billets are of immense importance in the production of construction parts, serving as the starting point for the manufacturing process. Through hot rolling and subsequent processing, these billets are transformed into various steel components that provide structural support, reinforcement, and durability in construction projects.
- Q: What are the main factors affecting the metallurgical properties of steel billets?
- The metallurgical properties of steel billets are influenced by several key factors. These factors encompass the steel's composition, the applied heat treatment, the presence of impurities, and the rate at which it cools. The composition of the steel plays a pivotal role in determining its metallurgical properties. The steel's strength, hardness, and ductility are significantly impacted by the amount of carbon present, as well as the inclusion of other alloying elements like manganese, chromium, and nickel. Additionally, different compositions can affect the steel's ability to resist corrosion or exhibit magnetic properties. Heat treatment is another crucial factor that affects the metallurgical properties of steel billets. Through this process, the steel is heated to a specific temperature and then cooled at a controlled rate. By altering the steel's microstructure, heat treatment influences its hardness, toughness, and overall mechanical properties. Various methods of heat treatment, such as annealing, quenching, and tempering, can be employed to achieve desired metallurgical properties. The presence of impurities in the steel also has an impact on its metallurgical properties. Impurities like sulfur, phosphorus, and oxygen can have negative effects on the steel's mechanical properties, diminishing its strength and ductility. Hence, minimizing the level of impurities is crucial to ensure the desired metallurgical properties. Lastly, the cooling rate during the solidification process plays a pivotal role in determining the steel billets' microstructure and properties. Rapid cooling, as seen in quenching, leads to a fine-grained microstructure that enhances the steel's strength and hardness. Conversely, slow cooling, such as during annealing, results in a coarse-grained microstructure that improves the steel's ductility and toughness. In conclusion, the metallurgical properties of steel billets are influenced by factors such as composition, heat treatment, impurities, and cooling rate. These factors are interconnected and must be carefully controlled to achieve the desired properties for various applications.
- Q: How are steel billets formed into other shapes?
- Steel billets are formed into other shapes through a process called hot rolling or cold rolling. Hot rolling involves heating the steel billet to a high temperature and then passing it through a series of rollers to apply pressure and shape it into the desired form. This process is typically used for larger and more complex shapes such as beams, channels, and angles. On the other hand, cold rolling is performed at room temperature, and it involves passing the steel billet through a series of rollers to gradually reduce its thickness and shape it into sheets, strips, or coils. Cold rolling is commonly used for producing thinner and more precise shapes like plates, foils, and bars. In addition to rolling, steel billets can also be formed into other shapes through processes such as forging, extrusion, and casting. Forging involves applying pressure to the heated billet using a die or hammer to shape it into the desired form. Extrusion involves pushing the heated billet through a die to produce long and continuous shapes like pipes or tubes. Casting involves pouring molten steel into a mold and allowing it to solidify into the desired shape. Overall, the formation of steel billets into other shapes requires various manufacturing processes such as hot rolling, cold rolling, forging, extrusion, or casting, depending on the desired shape and properties of the final product. These processes ensure that steel billets can be transformed into a wide range of shapes for different applications in industries such as construction, automotive, aerospace, and manufacturing.
- Q: What are the different surface defects in steel billets?
- There are several different types of surface defects that can be found in steel billets. These defects can occur during the manufacturing process or as a result of handling and transportation. Some common surface defects in steel billets include: 1. Scale: Scale is a thin layer of oxide that forms on the surface of steel billets during the heating and rolling process. It appears as a rough, flaky coating and can negatively affect the surface quality and appearance of the billet. 2. Cracks: Cracks can occur on the surface of steel billets due to various reasons such as improper cooling, excessive rolling pressure, or high levels of stress during handling. These cracks can range from minor surface cracks to more severe deep cracks, compromising the integrity and strength of the billet. 3. Lamination: Lamination defects occur when there are layers or sheets of non-metallic inclusions within the steel billet. These layers can cause weak spots in the billet, making it susceptible to failure under stress. 4. Pitting: Pitting is the formation of small, localized cavities or depressions on the surface of the steel billet. It can be caused by various factors such as corrosion, improper cleaning, or exposure to corrosive environments. 5. Slivers: Slivers are thin, elongated pieces of steel that protrude from the surface of the billet. They can be caused by improper cutting or shearing operations, which can result in sharp edges and potential safety hazards. 6. Rolled-in scale: Rolled-in scale refers to the presence of scale that has been embedded into the surface of the billet during the rolling process. This can affect the surface finish and may require additional cleaning or surface treatment. 7. Surface scratches: Surface scratches are shallow marks or abrasions on the surface of the steel billet. They can occur during handling, transportation, or as a result of contact with abrasive surfaces. While they may not significantly impact the structural properties of the billet, they can affect the aesthetics and may require further treatment or polishing. It is important to identify and address these surface defects in steel billets to ensure the quality and performance of the final product. Regular inspection, proper handling, and appropriate surface treatment techniques can help minimize these defects and improve the overall quality of the steel billets.
- Q: How are steel billets transported internationally?
- Steel billets can be transported internationally through various means such as shipping containers, bulk carriers, or by rail and road transport. The choice of transportation method depends on factors like distance, cost, volume, and urgency of delivery.
- Q: What are the main challenges in the distribution of steel billets?
- The main challenges in the distribution of steel billets include ensuring efficient transportation and logistics, managing inventory levels effectively, minimizing damage during handling and storage, meeting varying customer demands and specifications, and navigating international trade and customs regulations. Additionally, optimizing the supply chain, maintaining consistent quality control, and addressing price fluctuations and market volatility pose further challenges in the distribution of steel billets.
- 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 do steel billets contribute to the infrastructure development sector?
- The infrastructure development sector heavily relies on steel billets for various reasons. Firstly, these billets are crucial in the production of construction materials like rebars, beams, and columns, which are essential for building structures such as buildings, bridges, and roads. By utilizing steel billets, the construction materials gain strength, durability, and stability. Steel possesses exceptional tensile strength, making it capable of withstanding heavy loads and adverse weather conditions. Consequently, this contributes to the safety and longevity of infrastructure projects. Furthermore, steel billets offer versatility and can be easily tailored to specific project requirements. They can be shaped into different forms and sizes, providing engineers and architects with the ability to design structures with precision and efficiency. This flexibility allows for the creation of complex and innovative designs, thus enhancing the overall aesthetic appeal of infrastructure projects. In addition to their structural advantages, steel billets also contribute to the sustainability of the infrastructure development sector. Steel is highly recyclable, and the use of recycled steel reduces the need for newly sourced materials, thereby minimizing environmental impact. Moreover, steel structures can be dismantled and repurposed for other projects, promoting resource efficiency and reducing waste. Moreover, steel billets offer availability and affordability, making them an attractive choice for infrastructure development. Steel production and distribution are widespread, ensuring a steady supply for construction projects. The cost-effectiveness of steel billets enables infrastructure projects to be completed within budget constraints, ensuring cost efficiency for both private and public investments. In conclusion, steel billets play a vital role in the infrastructure development sector. They provide the necessary raw material for construction materials, ensure strength and durability, allow for customization and innovation, promote sustainability, and offer cost-effectiveness. The utilization of steel billets significantly contributes to the growth and advancement of the infrastructure sector, enabling the construction of safe, resilient, and visually appealing structures that support economic development and improve the quality of life for communities.
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Q275 Square Steel Billets factory sale directly
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 18000 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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