Raw Material Steel Rectangle Billet Bars
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 m.t./month
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Range of thickness: 150-240 - mm +/- 5 mm width range: 880-1530 - mm +/- 20 mm
Length: 3700-10000 - mm +/- 500 - mm
Cross-sectional size: 64 * 64; 82 * 82; 98 * 98; 124 * 124; 120 * 150; 152 * 164; 152 * 170 mm
Length: 9000 mm
Section of tolerance: billet: 1.0 +/- 2.0-1.0 +/- 1.0 mm slab: width: +/- 2.0 mm thickness: +/- 3.0 mm
The length tolerance: +/- 200 mm
Section diagonal tolerance: 3.5-8.0 MM
Billet section size protrusions requirements: < 1242 mm, do not allow; > = 1242 mm, < = 2 mm 1242 mm, < = 3 mm
Beheading (shear) extension deformation: < 1242 mm billet: no control; The slab: < = 15 mm
Surface tilt: no more than billet section 0.1
Bending: every 1 m length is not more than 10 mm.
Notes:
1, The theoretical weights in the list, base on the density of 7.85 g/cm3.
2, Formula for theoretical weight of Square bar: (length of a side)2 * 0.00785
3, The numbers with ＊mean that they are not regular or we don’t offer them.
-Regular length of Square Bar:
Steel | Length of a side (mm) | Length of steel (m) |
Normal steel | < 25 | 4~10 |
> 25 | 3~9 | |
Steel of high quality | All measure | 2~6 |
Tool steel >75 | 1~6 |
Usage/Applications
-The Square Bar is normally used as structure steel.
-Row material for other structure steel like steel angles, channels, I-beams, H-beams, etc…
Packaging & Delivery
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks: We make tag marks and color marks. The tag marks with white background and red company logo will be tied up to each bundle of the products. The information is usually including basic information of products and company and other information requested by customers. As for color marks, we will paint both ends of bundles to make sure that it will be more convenient for customers to distinguish them from other products.
-Delivery Detail: 30~45 working days after receive buyer’s T.T. or L/C.
Transportation
-The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.
-The maximum quantity of loading of container is 25 tons.
-The products are usually transported to the nearest port from the production place.
- Q:What are the specifications for stainless steel billets used in the marine industry?
- Stainless steel billets used in the marine industry must adhere to specific specifications to ensure optimal performance and durability in harsh marine environments. These specifications typically include the following: 1. Material Composition: Stainless steel billets for marine applications are usually made from austenitic stainless steel grades such as 304, 316, or 316L. These grades offer excellent corrosion resistance, high strength, and good weldability. 2. Corrosion Resistance: The stainless steel billets must have high resistance to corrosion caused by saltwater, moisture, and other aggressive marine elements. They should exhibit excellent resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking. 3. Mechanical Properties: The billets should possess sufficient tensile strength, yield strength, and elongation to withstand the demanding conditions encountered in the marine industry. These properties ensure that the stainless steel can handle the heavy loads, vibrations, and impacts experienced at sea. 4. Heat Treatment: Proper heat treatment processes, such as annealing, may be required to enhance the stainless steel's mechanical properties and corrosion resistance. Heat treatment can also eliminate residual stresses and improve the material's toughness. 5. Surface Finish: The surface of the billets should be free from defects, such as cracks, pits, and inclusions, which could compromise the structural integrity or promote corrosion. A smooth, polished surface is often desired to minimize friction and facilitate easier cleaning. 6. Dimensional Tolerance: Stainless steel billets used in the marine industry must adhere to specific dimensional tolerances to ensure compatibility with other marine components and facilitate ease of manufacturing and assembly. 7. Certification: Billets for the marine industry may need to meet various certification standards, such as ASTM, ISO, or specific industry standards like the American Bureau of Shipping (ABS) or Det Norske Veritas Germanischer Lloyd (DNV-GL) certifications. These certifications ensure that the stainless steel meets the required quality and safety standards. Overall, the specifications for stainless steel billets used in the marine industry focus on corrosion resistance, mechanical properties, heat treatment, surface finish, dimensional tolerances, and adherence to relevant certifications. These specifications ensure that the stainless steel billets can withstand the harsh marine environment, prolonging the lifespan of marine structures and components.
- Q:How do steel billets contribute to the energy industry?
- The energy industry heavily relies on steel billets, as they serve as the primary raw material for manufacturing various energy-related equipment and infrastructure. Steel billets, which are semi-finished steel products, find extensive use in the construction of power plants, oil and gas pipelines, wind turbines, and other energy infrastructure projects. A crucial application of steel billets in the energy industry lies in the production of power plant components. Boilers, turbines, and generators, which require high levels of strength, durability, and resistance to high temperatures and pressure, are manufactured using steel billets. By incorporating steel billets, power plant manufacturers ensure the reliability and longevity of their equipment, thereby contributing to the overall efficiency and stability of the energy generation process. Steel billets also play a vital role in the construction of oil and gas pipelines. These pipelines are essential for transporting oil, natural gas, and other energy resources from production sites to refineries and end-users. Steel billets are used to manufacture the large-diameter pipes that form the foundation of these pipelines. The strength, toughness, and corrosion resistance of steel billets guarantee the integrity and safety of the pipeline infrastructure, minimizing the risk of leaks or failures that could result in energy supply disruptions or environmental damage. Moreover, steel billets are indispensable in the production of wind turbines, which are rapidly emerging as a renewable energy source. The towers and foundations of wind turbines are primarily made of steel, and steel billets are employed in their manufacturing due to their exceptional strength and load-bearing capabilities. By utilizing steel billets, wind turbine manufacturers can construct tall and sturdy towers capable of supporting the rotor and ensuring the efficient conversion of wind energy into electricity. In conclusion, steel billets significantly contribute to the energy industry by enabling the construction of robust and reliable infrastructure. The strength, durability, and versatility of steel billets make them an ideal material for energy-related projects, promoting the efficient and sustainable generation, transportation, and utilization of energy resources.
- Q:What are the main characteristics of high-quality steel billets?
- High-quality steel billets possess several key characteristics that differentiate them from other types of steel. Firstly, their chemical composition is of superior quality. This means that they are crafted using carefully selected raw materials, resulting in the perfect balance of elements necessary for optimal strength, durability, and resistance to corrosion. The chemical composition plays a vital role in determining the overall quality and performance of the steel billets. Secondly, high-quality steel billets display a uniform and refined microstructure. This indicates that the grains within the steel are evenly distributed and have undergone meticulous refinement during the manufacturing process. This uniform and refined microstructure significantly enhances the strength and toughness of the steel, rendering it more resistant to cracking, deformation, and other types of mechanical stress. Furthermore, high-quality steel billets boast precise dimensions. They are manufactured with stringent tolerances to ensure that they possess the accurate length, width, and thickness required. These precise dimensions are crucial as they facilitate easy and accurate machining, forging, or rolling of the billets into the desired end products. This guarantees that the final products created from these billets possess consistent and accurate dimensions. Lastly, high-quality steel billets exhibit excellent surface quality. They are devoid of any defects, such as cracks, scale, or other surface imperfections. A smooth and clean surface allows for improved heat transfer, enhanced weldability, and an overall superior appearance of the final products. It also ensures that the billets can be effortlessly inspected and processed without encountering any hindrances. Ultimately, high-quality steel billets possess superior chemical composition, uniform and refined microstructure, precise dimensions, and excellent surface quality. These characteristics are indispensable in manufacturing steel billets that adhere to the highest standards of strength, durability, and reliability, making them suitable for a wide range of industrial applications.
- Q:What is the billet price in China today?
- In the short term is still the main shock, the domestic price rise compared to the previous 10 yuan / ton, the price is not the same in each region, so you still have to carefully check the price, from the upstream iron ore, domestic ore prices stabilize, without much change, with the real estate back to temperature. Building materials tend to be stable, the price is good to pick up the trend, the overall no big changes, specific to my steel network detailed inquiries, information here will be updated every day
- Q:How are steel billets used in the production of industrial boilers?
- Steel billets are an essential component in the production of industrial boilers. These billets, which are typically made of high-quality steel, serve as the raw material for fabricating the various parts and components of a boiler. The manufacturing process starts with the steel billets being heated to a specific temperature, which allows them to be easily shaped and formed. They are then passed through a series of rolling mills, where they are transformed into different shapes and sizes, such as plates, bars, or tubes, depending on the specific requirements of the boiler design. These billets are then further processed to create the necessary boiler components. For example, plates are cut and shaped to form the boiler shell, which serves as the main structure of the boiler. Bars are used to create the boiler tubes, which are responsible for transferring heat from the combustion chamber to the water. Additionally, other parts such as flanges, fittings, and supports are also made from steel billets. The quality and strength of the steel billets used in the production of industrial boilers are crucial factors in ensuring the durability and efficiency of the final product. Steel billets with high tensile strength and excellent heat resistance properties are preferred, as they can withstand the high pressures and temperatures associated with boiler operations. In summary, steel billets play a critical role in the production of industrial boilers by providing the raw material necessary for fabricating the various components. Their versatility, strength, and durability make them an ideal choice for creating the robust and reliable boilers required for a wide range of industrial applications.
- Q:What are the different quality control measures for steel billets?
- There are several quality control measures that are implemented during the production and inspection of steel billets to ensure their high quality. These measures include: 1. Chemical Composition Analysis: The chemical composition of steel billets is thoroughly analyzed to ensure it meets the required specifications. This analysis involves determining the content of various elements such as carbon, manganese, sulfur, phosphorus, and others. Any deviations from the specified composition can affect the mechanical properties of the billets. 2. Dimensional Inspection: Steel billets undergo dimensional inspection to verify their size, shape, and weight. This involves measuring the length, width, and thickness of the billets using precision instruments and ensuring they meet the specified tolerances. Any deviations from the required dimensions can impact the performance of the billets during subsequent processing. 3. Surface Inspection: The surface of steel billets is inspected for any defects or irregularities. This includes checking for cracks, surface discontinuities, surface roughness, and other imperfections. Surface inspection is typically conducted using visual inspection techniques or non-destructive testing methods such as magnetic particle testing or ultrasonic testing. 4. Mechanical Testing: Mechanical testing is performed to assess the mechanical properties of steel billets. This includes conducting tests such as tensile testing, hardness testing, and impact testing to determine the strength, ductility, toughness, and other mechanical characteristics of the billets. These tests ensure that the billets possess the required mechanical properties for their intended applications. 5. Metallurgical Examination: Metallurgical examination involves studying the microstructure of steel billets through microscopic analysis. This examination helps identify any defects in the metal structure, such as grain size, segregation, inclusions, or improper heat treatment. By assessing the metallurgical properties, the quality control team can ensure that the billets are free from any internal defects that might compromise their structural integrity. 6. Non-Destructive Testing (NDT): Non-destructive testing techniques, such as ultrasonic testing, magnetic particle testing, or eddy current testing, are used to detect internal defects or discontinuities that may not be visible through visual inspection. These methods allow for the detection of flaws without damaging the billets, ensuring their integrity is maintained. 7. Documentation and Traceability: Quality control measures also include maintaining proper documentation and traceability throughout the production process. This includes documenting the results of all inspections, tests, and analyses performed on the steel billets, as well as tracking their origin, processing history, and any relevant certifications. This documentation ensures transparency and enables traceability in case of any quality-related issues. By implementing these quality control measures, steel manufacturers can ensure that the produced billets meet the required specifications, possess the desired properties, and are of high quality, thereby enhancing their reliability and suitability for various applications in industries such as construction, automotive, and manufacturing.
- Q:What is the difference between carbon three plants and carbon four plants?
- Also known as C4 plants. Such as corn, sugar cane, sorghum, amaranth and so on.CO2 is the first product of the assimilation of photosynthetic carbon cycle in three carbon compounds 3- phosphoglycerate plants, known as carbon three plants (C3 plants), such as wheat, soybeans, cotton, tobacco, etc.. C3 plants have higher CO2 compensation points than C4 plants, so the survival rate of C3 plants is lower than that of C4 plants when the CO2 content is low.By contrast, the division of C3 plant cells is less definite than that of C4 plants, and CO2 uses less efficiently. To some extent, C3 plants may be considered as prokaryotes in plants, whereas C4 plants are more like eukaryotes".
- Q:What are the different sizes and shapes of steel billets?
- Steel billets come in a variety of sizes and shapes depending on the intended use and production method. Generally, steel billets are rectangular in shape with varying dimensions. Commonly used sizes range from 100mm x 100mm to 300mm x 300mm, with lengths typically falling between 3 and 12 meters. In addition to the standard rectangular shape, steel billets can also be produced in other shapes to cater to specific requirements. Some examples include round billets, square billets, and octagonal billets. Round billets, as the name suggests, have a circular cross-section, while square billets have four equal sides. Octagonal billets have eight sides, providing increased surface area and improved thermal conductivity. The choice of size and shape of steel billets depends on various factors such as the type of steel being produced, the desired strength and durability, and the manufacturing process. These factors influence the final product's properties and its ability to withstand specific applications, such as construction, automotive manufacturing, or machinery production.
- Q:Can steel billets be used for marine applications?
- Yes, steel billets can be used for marine applications. Steel billets are often used as a raw material for various marine components and structures. Due to their high strength and durability, steel billets are well-suited for marine applications that require resistance to corrosion, impact, and harsh environmental conditions. They can be used to manufacture ship hulls, propeller shafts, marine pipelines, offshore platforms, and other marine structures. Additionally, steel billets can be further processed and shaped into desired forms to meet specific requirements for marine applications.
- Q:What are the different types of steel billet quality control tests?
- There are several types of steel billet quality control tests, including dimensional checks, chemical composition analysis, surface inspection, mechanical property testing, and non-destructive testing.
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Raw Material Steel Rectangle Billet Bars
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 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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