Steel I Beam EN 10025 S235JR GB Q235B 80-270MM
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
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Product Description:
OKorder is offering high quality Hot Rolled Steel I-Beams at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Steel I-Beams are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Steel I-Beams are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: Q195 – 235
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
Chinese Standard (H*W*T) | Weight (Kg/m) | 6m (pcs/ton) | Light I (H*W*T) | Weight (Kg/m) | 6m (pcs/ton) | Light II (H*W*T) | Weight (Kg/m) | 6M |
100*68*4.5 | 11.261 | 14.8 | 100*66*4.3 | 10.13 | 16.4 | 100*64*4 | 8.45 | 19.7 |
120*74*5.0 | 13.987 | 11.9 | 120*72*4.8 | 12.59 | 13.2 | 120*70*4.5 | 10.49 | 15.8 |
140*80*5.5 | 16.89 | 9.8 | 140*78*5.3 | 15.2 | 10.9 | 140*76*5 | 12.67 | 13.1 |
160*88*6 | 20.513 | 8.1 | 160*86*5.8 | 18.46 | 9 | 160*84*5.5 | 15.38 | 10.8 |
180*94*6.5 | 24.143 | 6.9 | 180*92*6.3 | 21.73 | 7.6 | 180*90*6 | 18.11 | 9.2 |
200*100*7 | 27.929 | 5.9 | 200*98*6.8 | 25.14 | 6.6 | 200*96*6.5 | 20.95 | 7.9 |
220*110*7.5 | 33.07 | 5 | 220*108*7.3 | 29.76 | 5.6 | 220*106*7 | 24.8 | 6.7 |
250*116*8 | 38.105 | 4.3 | 250*114*7.8 | 34.29 | 4.8 | 250*112*7.5 | 28.58 | 5.8 |
280*122*8.5 | 43.492 | 3.8 | 280*120*8.2 | 39.14 | 4.2 | 280*120*8 | 36.97 | 4.5 |
300*126*9 | 48.084 | 3.4 | 300*124*9.2 | 43.28 | 3.8 | 300*124*8.5 | 40.87 | 4 |
320*130*9.5 | 52.717 | 3.1 | 320*127*9.2 | 48.5 | 3.4 | |||
360*136*10 | 60.037 | 2.7 | 360*132*9.5 | 55.23 | 3 |
FAQ:
Q1: How soon can we receive the product after purchase?
A1: 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.
Q2: What makes stainless steel stainless?
A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q3: Can stainless steel rust?
A3: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q: Are there any alternative materials to steel billets in certain applications?
- Yes, there are several alternative materials to steel billets in certain applications. Some commonly used alternatives include aluminum billets, copper billets, and titanium billets. Each of these materials possesses unique properties and characteristics that make them suitable for specific applications where steel may not be the most ideal choice. For example, aluminum billets are lightweight and have excellent corrosion resistance, making them suitable for industries such as aerospace and automotive. Copper billets are known for their superior electrical conductivity, making them commonly used in electrical and electronic applications. Titanium billets offer exceptional strength, low density, and high heat resistance, making them suitable for industries such as aerospace, military, and medical. Ultimately, the choice of alternative material depends on the specific requirements and demands of the application in question.
- Q: What is the difference between steel billets and steel ingots?
- Steel billets and steel ingots are both intermediate forms of steel used in the manufacturing process, but they differ in terms of their shape and size. Steel billets are smaller, square or round-shaped solid bars, typically measuring around 2 to 7 inches in diameter, and are produced through continuous casting or hot rolling processes. On the other hand, steel ingots are larger, rectangular or cylindrical-shaped blocks, with dimensions ranging from a few inches to several feet, and are usually produced through the traditional casting method. The main distinction lies in their size and shape, with billets being smaller and more manageable for further processing, while ingots are larger and require additional steps, such as forging or rolling, to be transformed into usable steel products.
- Q: How are steel billets used in the manufacturing of structural steel?
- Steel billets are a crucial raw material in the manufacturing of structural steel. These billets, which are essentially semi-finished steel products, are typically produced through a process called continuous casting, where molten steel is solidified into a rectangular shape. Once the steel billets are formed, they are further processed in steel mills to create various structural steel products such as beams, columns, angles, and channels. The billets are heated and then passed through a series of rolling mills, where they undergo intense pressure and shaping to achieve the desired dimensions and profiles. During the rolling process, the steel billets are elongated and transformed into long, slender shapes. This is achieved by repeatedly passing the billets through a set of rollers, which gradually reduce their cross-sectional area. The rolling mills can be configured differently to produce different types of structural steel products, catering to specific construction requirements. After the rolling process, the structural steel products are further subjected to various finishing processes such as cooling, cutting, straightening, and surface treatment. These processes ensure that the final product meets the required specifications, including dimensional accuracy, surface quality, and mechanical properties. The use of steel billets in the manufacturing of structural steel offers several advantages. Firstly, the semi-finished nature of billets allows for flexibility in customization, enabling the production of steel products with different sizes, shapes, and profiles. Additionally, the continuous casting process used to produce billets ensures a more consistent and uniform material quality, reducing the risk of defects or inconsistencies in the final product. Overall, steel billets play a vital role in the manufacturing of structural steel by providing a reliable and versatile raw material. Their transformation through rolling and other processes allows for the production of high-quality, durable, and structurally sound steel products that are widely used in construction, infrastructure, and industrial applications.
- Q: What are the main factors affecting the electrical conductivity of steel billets?
- The electrical conductivity of steel billets is primarily influenced by several key factors. 1. Composition: The chemical composition of steel, particularly the presence of alloying elements, significantly affects its electrical conductivity. Elements such as carbon, manganese, silicon, and phosphorus can alter the conductivity properties of steel. 2. Impurities: The presence of impurities in steel, such as sulfur and oxygen, can lower its electrical conductivity. These impurities can create barriers to the flow of electric current within the material. 3. Grain structure: The grain structure of steel, which is influenced by factors like temperature and cooling rate during the manufacturing process, can impact its electrical conductivity. A fine-grained structure generally results in higher conductivity due to the presence of fewer barriers to electron flow. 4. Heat treatment: The heat treatment process applied to steel billets can affect their electrical conductivity. Specific heat treatments, such as annealing or quenching, can modify the microstructure of the material and consequently impact its conductivity. 5. Temperature: Temperature has a significant effect on the electrical conductivity of steel billets. Generally, as temperature increases, the conductivity decreases due to increased thermal vibrations that impede the flow of electrons. 6. Surface conditions: The surface condition of steel billets, including the presence of oxides, scale, or contaminants, can influence their electrical conductivity. A clean and smooth surface promotes better conductivity by reducing any barriers to electron flow. 7. Mechanical stress: The presence of mechanical stress or strain in steel billets can affect their electrical conductivity. Deformation caused by processes such as rolling, forging, or bending can alter the material's crystal structure and introduce dislocations, which can impact conductivity. Overall, the electrical conductivity of steel billets is a complex property that is influenced by various factors such as composition, impurities, grain structure, heat treatment, temperature, surface conditions, and mechanical stress. Understanding and controlling these factors is crucial for ensuring the desired electrical conductivity in steel billets for various applications.
- Q: What are the different types of steel billet inspection techniques?
- There are several types of steel billet inspection techniques, including visual inspection, ultrasonic testing, magnetic particle testing, dye penetrant testing, and eddy current testing.
- Q: Can steel billets be used for making musical instruments?
- Yes, steel billets can be used for making musical instruments, particularly for percussion instruments like steel drums and xylophones.
- Q: What are the different methods of shaping steel billets?
- There are several methods of shaping steel billets, including hot rolling, cold rolling, forging, extrusion, and casting. Each method involves different techniques and processes to shape the steel billets into desired forms and dimensions.
- Q: How are steel billets rolled into rails?
- Steel billets are rolled into rails through a process called hot rolling. In this process, the steel billets are heated to high temperatures and then passed through a series of rolling mills. As the billets are rolled, they are gradually shaped into the desired rail profile. This process ensures that the steel retains its strength and durability, making it suitable for use as railway tracks.
- Q: How are steel billets manufactured?
- Steel billets, which are essential raw materials for steel products like bars, rods, and wire rods, are produced using a widely used method in the steel industry called continuous casting. This process entails pouring molten steel into a mold that is cooled by water, causing it to solidify into a rectangular or square shape. The molten steel typically originates from a steelmaking furnace like a basic oxygen furnace or an electric arc furnace. Before the casting begins, the mold is heated beforehand to prevent premature solidification of the molten steel. Once prepared, the molten steel is poured into the mold using a ladle or a tundish to regulate the flow and eliminate impurities. When the molten steel enters the mold, it cools rapidly due to the water-cooled mold walls. This rapid cooling results in the outer layer of the steel solidifying and forming a solid shell. The cooling process continues as the steel progresses through the mold, and water is sprayed on it to expedite solidification. Once the solidified steel reaches the end of the mold, it is cut into desired lengths using a cutting torch or a mechanical shear. These solidified steel pieces, known as billets, are then transferred to a cooling bed or a roller table to continue cooling and solidifying. After sufficient cooling, the billets undergo inspection to identify any surface defects or irregularities. Depending on quality requirements, the billets may undergo additional processing, such as heat treatment or surface conditioning, to enhance their mechanical properties and surface finish. In summary, continuous casting enables the efficient and cost-effective production of steel billets, which are crucial raw materials for various downstream steel products.
- Q: What are the main challenges in the handling of steel billets during production?
- The production of steel billets poses various challenges that must be addressed in order to achieve a streamlined and effective manufacturing process. Weight and size are major obstacles to consider when working with steel billets. These billets can be quite hefty, ranging from a few hundred kilograms to several tons, depending on their dimensions. As a result, lifting and moving them within the production facility can be difficult. The safe handling of these heavy loads necessitates the use of specialized equipment, such as cranes and forklifts. Another challenge lies in the potential for damage during the handling of steel billets. They are typically transported and stored in stacks or bundles, and improper handling techniques or inadequate protection can result in deformation, scratches, or even breakage of the billets. These damages can negatively impact the quality of the final product, leading to increased scrap rates and production costs. Furthermore, maintaining precise temperature control is crucial when working with steel billets. Steel is highly sensitive to temperature changes, and the billets must be kept within specific temperature ranges to prevent distortion or metallurgical issues. Careful attention must be paid when transferring billets between different areas of the production facility to ensure consistent temperatures. Proper inventory management and tracking also present challenges in the handling of billets. Steel billets are often stored in large warehouses or outdoor yards, and keeping track of their location, quantity, and quality can be complex. Efficient inventory management systems, such as barcoding or RFID tagging, are essential to minimize errors and facilitate the retrieval of the necessary billets for production. Lastly, safety is a significant concern when handling steel billets. The weight of the billets and the potential for injury make it imperative to adhere to strict safety protocols. Operators must receive proper training on the use of equipment, such as cranes and forklifts, and wear appropriate personal protective equipment (PPE) to prevent accidents or injuries. In conclusion, the handling of steel billets during production presents challenges related to weight, potential damage, temperature control, inventory management, and safety. Overcoming these challenges necessitates investments in specialized equipment, training, and efficient processes to ensure a smooth and successful production operation.
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Steel I Beam EN 10025 S235JR GB Q235B 80-270MM
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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