• Steel Equal Angle 20MM-250MM GB Q235 20-250MM System 1
  • Steel Equal Angle 20MM-250MM GB Q235 20-250MM System 2
  • Steel Equal Angle 20MM-250MM GB Q235 20-250MM System 3
Steel Equal Angle 20MM-250MM GB Q235 20-250MM

Steel Equal Angle 20MM-250MM GB Q235 20-250MM

Ref Price:
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Loading Port:
Tianjin
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:

According to the needs of different structures, Angle can compose to different force support component, and also can be the connections between components. It is widely used in various building structures and engineering structures such as roof beams, bridges, transmission towers, hoisting machinery and transport machinery, ships, industrial furnaces, reaction tower, container frame and warehouse etc 

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

Sizes: 25mm-250mm

a*t

25*2.5-4.0

70*6.0-9.0

130*9.0-15

30*2.5-6.6

75*6.0-9.0

140*10-14

36*3.0-5.0

80*5.0-10

150*10-20

38*2.3-6.0

90*7.0-10

160*10-16

40*3.0-5.0

100*6.0-12

175*12-15

45*4.0-6.0

110*8.0-10

180*12-18

50*4.0-6.0

120*6.0-15

200*14-25

60*4.0-8.0

125*8.0-14

250*25

 

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: The products are invoicing on theoritical weight or on actual weight? 

A3: We can do it in both manners, according to the customers' request.

 

 

Q: How are steel billets used in the manufacturing of railway equipment?
Steel billets are used in the manufacturing of railway equipment as they are heated and then shaped into various components such as rails, wheels, axles, and couplings. These billets serve as the raw material that undergoes further processing, including cutting, bending, and welding, to create the final products used in the construction and maintenance of railway systems.
Q: How are steel billets used in the manufacturing of automotive chassis?
Due to their strength and durability, steel billets are essential in the production of automotive chassis. Obtained through casting molten steel into a rectangular shape, they serve as the raw material for various automotive components, including the chassis. The automotive chassis provides structural support and stability to the vehicle, bearing the load and impacts during driving. The main frame of the chassis, made from steel billets, forms the backbone of the vehicle. To shape the steel billets, they are heated and passed through rolling mills. This process increases their strength and rigidity, making them suitable for the demanding conditions of the chassis. The billets are then welded together using techniques like arc welding or laser welding to create the chassis structure. This ensures a solid and reliable connection that can withstand the stresses and forces experienced during operation. Using steel billets in the manufacturing of automotive chassis offers several advantages. Steel's high tensile strength allows it to withstand heavy loads and impacts without deforming or failing. It also has excellent fatigue resistance, ensuring the structural integrity of the chassis under repeated stress cycles. Additionally, steel is readily available, cost-effective, and easily recyclable, making it a preferred choice for automotive manufacturers. Its excellent corrosion resistance is crucial for vehicles exposed to various weather conditions and road environments. In conclusion, steel billets are crucial for manufacturing automotive chassis as they provide the necessary strength and durability. Shaped and welded together, they form the main frame of the chassis, ensuring the safety and performance of the vehicle under demanding driving conditions.
Q: Are steel billets subject to any heat treatment processes?
Indeed, heat treatment processes can be used on steel billets. Heat treatment is a regulated procedure that involves heating and cooling metals in order to modify their physical and mechanical properties. Steel billets, which are semi-finished steel products with a square or rectangular shape, can undergo different heat treatment processes depending on the desired properties for the final product. One commonly used heat treatment process for steel billets is annealing. Annealing consists of heating the billets to a specific temperature and gradually cooling them to relieve internal stresses and enhance their ductility and toughness. This process is typically employed to soften the steel and make it more malleable for subsequent manufacturing processes. Another heat treatment process for steel billets is quenching and tempering. Quenching involves rapidly cooling the heated steel billets in a liquid medium, such as oil or water, to achieve high hardness and strength. However, this process results in a hard but brittle material. To reduce the brittleness, the quenched billets are then tempered by reheating them to a lower temperature and slowly cooling them. Tempering improves the toughness and ductility of the steel while maintaining a certain level of hardness. Additional heat treatment processes that can be applied to steel billets include normalizing, which involves heating the steel above its critical temperature and then cooling it in still air to refine the grain structure, and stress relieving, which is performed to reduce residual stresses in the billets after extensive machining or welding. Overall, heat treatment processes can significantly improve the mechanical properties of steel billets, making them more suitable for various applications in industries such as automotive, construction, and manufacturing.
Q: How do steel billets contribute to the manufacturing of marine equipment?
The manufacturing of marine equipment relies heavily on steel billets, which serve as crucial materials. These semi-finished products are utilized in the production of multiple marine components, including ship hulls, propellers, shafts, and other structural parts. The exceptional strength and durability of steel billets make them highly preferred in the marine industry. Given the harsh conditions that ships and other marine equipment endure, such as extreme temperatures, corrosive saltwater, and heavy loads, steel billets, composed of top-quality steel, possess the necessary strength to withstand these challenging environments. This ensures the long-term reliability and safety of the equipment. Additionally, steel billets offer the flexibility needed in marine equipment manufacturing to create complex shapes and designs. By easily molding and forging the billets into desired shapes, intricate components with precise specifications can be produced. This versatility enables the manufacturing of different marine equipment parts that are vital for the efficient operation of vessels. Another advantage of using steel billets in marine equipment manufacturing is their resistance to corrosion. Through the application of various protective coatings or alloys, steel billets can enhance their resistance to corrosion caused by exposure to seawater. This corrosion resistance is critical in preserving the integrity and longevity of marine equipment, ensuring their ability to withstand the harsh marine environment for extended periods. Furthermore, steel billets offer excellent weldability, making them suitable for the construction and repair of marine equipment. The ability to weld steel billets together allows for the seamless joining of different components, ensuring structural integrity and reducing the risk of failure. This welding capability facilitates the assembly and maintenance of marine equipment, enabling efficient production processes and cost-effective repairs. In conclusion, the strength, durability, versatility, corrosion resistance, and weldability of steel billets make them indispensable in the manufacturing of marine equipment. These qualities establish steel billets as the preferred choice for producing various marine components, guaranteeing the reliability, safety, and longevity of the equipment in the demanding marine environment.
Q: What are the different types of non-destructive testing methods used for steel billets?
Steel billets undergo various non-destructive testing methods to ensure their quality and integrity without causing any damage or alteration. Commonly used techniques include: 1. Ultrasonic Testing (UT): High-frequency sound waves are utilized to detect internal defects like cracks, voids, and inclusions that may affect the billet's performance. 2. Magnetic Particle Testing (MPT): Magnetic fields and particles are employed to identify surface and near-surface defects such as cracks and seams that may be invisible to the naked eye. 3. Eddy Current Testing (ECT): By measuring changes in electrical conductivity and magnetic fields, ECT can detect surface and near-surface defects like cracks and corrosion. 4. Visual Inspection: This basic method involves a thorough visual examination to identify visible defects such as surface cracks, dents, or irregularities. 5. Penetrant Testing (PT): A liquid or fluorescent dye is applied to the billet's surface, seeping into any surface defects. After removing excess dye and applying a developer, defects like surface cracks and porosity become visible. 6. Radiographic Testing (RT): Using X-rays or gamma rays, RT penetrates the billets to produce images revealing internal defects like cracks, inclusions, and voids. Employing a combination of these techniques, manufacturers ensure the safety and performance of steel billets by identifying and rectifying potential defects or inconsistencies.
Q: What are the different sizes of steel billets?
The sizes of steel billets can vary depending on the specific requirements and industry standards. However, common sizes range from small billets measuring around 100mm by 100mm to larger ones measuring several meters in length and width.
Q: What is the composition of steel billets?
Steel billets are primarily composed of iron, with varying amounts of carbon and other alloying elements such as manganese, silicon, and chromium. The exact composition depends on the specific grade and intended use of the steel billet.
Q: What are the main factors affecting the surface roughness of steel billets?
The surface roughness of steel billets can be influenced by several factors. Firstly, the quality of the raw materials used in the production of the billets plays a crucial role. If the steel used is of poor quality or contains impurities, it can result in a rougher surface finish. Secondly, the manufacturing process itself can impact the surface roughness. For instance, if the billets are not properly cooled or if there are inconsistencies in the temperature during the cooling process, it can lead to uneven surfaces and increased roughness. Furthermore, the machining operations performed on the billets can also contribute to their surface roughness. Factors such as the cutting speed, feed rate, and tool condition can affect the final surface finish. If the cutting parameters are set incorrectly or if the cutting tools are worn out, it can result in a rougher surface texture. Additionally, the lubrication and cooling methods used during machining can affect the surface roughness. Proper lubrication helps reduce friction and heat generation, resulting in smoother surfaces. Inadequate lubrication or cooling can cause increased friction, leading to rougher surfaces. Moreover, the maintenance and condition of the machinery used in the manufacturing process can impact the surface roughness. If the equipment is not well-maintained or if there are issues with the precision and stability of the machines, it can result in surface irregularities and roughness. Lastly, the handling and storage of the steel billets can also influence their surface roughness. If the billets are mishandled or exposed to harsh environmental conditions, such as moisture or extreme temperatures, it can lead to corrosion or surface damage, resulting in a rougher surface finish. Overall, the main factors affecting the surface roughness of steel billets include the quality of raw materials, the manufacturing process, machining operations, lubrication and cooling methods, machinery condition, and handling/storage practices. Understanding and controlling these factors are essential for achieving the desired surface finish in steel billet production.
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: What are the different shapes and sizes of steel billets?
Steel billets are found in various shapes and sizes depending on their intended use and manufacturing method. The most frequently seen shapes of steel billets include square, rectangular, and round. Square billets are commonly employed in forging and rolling processes where they are heated and molded into different products like bars, rods, and rails. These billets have equal dimensions on all sides, creating a square shape. On the other hand, rectangular billets have longer sides and shorter ends, resembling a rectangular shape. They are often utilized in the production of structural components such as beams and columns, as well as for creating pipes and tubes. As the name implies, round billets have a cylindrical shape and are frequently used in the manufacturing of seamless pipes, axles, and shafts. Their uniform circular cross-section makes them suitable for processes involving rotary motion or requiring a strong cylindrical shape. In terms of size, steel billets can vary significantly depending on the specific requirements of the final product. Factors such as the desired end product, manufacturing process, and available equipment determine their dimensions. Common sizes range from small billets measuring approximately 100mm to 200mm in diameter or width, to larger billets exceeding 300mm in diameter or width. It is worth noting that steel billets can also be customized to meet the specific size and shape requirements of different industries. This versatility allows for the production of a wide range of steel products, serving diverse applications in the construction, automotive, and other manufacturing sectors.

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