• Prime quality prepainted galvanized steel 620mm System 1
  • Prime quality prepainted galvanized steel 620mm System 2
  • Prime quality prepainted galvanized steel 620mm System 3
  • Prime quality prepainted galvanized steel 620mm System 4
  • Prime quality prepainted galvanized steel 620mm System 5
  • Prime quality prepainted galvanized steel 620mm System 6
Prime quality prepainted galvanized steel 620mm

Prime quality prepainted galvanized steel 620mm

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
10000 m.t./month

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Construction building material galvanized color prepainted cold

rolled steel coil

 

Prepainted steel sheet is coated with organic layer, which provides higher anti-corrosion property and

a longer lifespan than that of galvanized steel sheets.

 

The base metals for prepainted steel sheet consist of cold-rolled, HDG electro-galvanized and hot-dip

Alu-zinc coated. The finish coats of prepainted steel sheets can be classified into groups as follows:

polyester, silicon modified polyesters, polyvinylidene fluoride, high-durability polyester, etc

Prime quality prepainted galvanized steel 620mm

 

Standard and Grade :

Pre-paint galvanized steel coil



ASTM A755M-03

EN10169:2006

JISG 3312-2012

Commercial quality

                  CS

DX51D+Z

CGCC

 

 

 

Structure steel

SS GRADE 230

S220GD+Z

CGC340

SS GRADE 255

S250GD+Z

CGC400

SS GRADE 275

S280GD+Z

CGC440

SS GRADE 340

S320GD+Z

CGC490

SS GRADE550

S350GD+Z

CGC570


S550GD+Z


Application:

Outdoor

Roof, roof structure, surface sheet of balcony, frame of window, door of garage, rolled shutter door, booth, Persian blinds, cabana, etc

Indoor

Door, isolater, frame of door, light steel structure of house, home electronic appliances, ect.


Q:Are steel billets used in the renewable energy sector?
Yes, steel billets are used in the renewable energy sector. Steel is a versatile material that is used in the construction of various renewable energy infrastructure components. For example, steel billets are commonly used in the manufacturing of wind turbine towers, which are essential for the generation of wind energy. Steel billets provide the necessary strength and durability to support the enormous weight and withstand the harsh environmental conditions that wind turbines are exposed to. Additionally, steel billets are also utilized in the construction of solar power systems, such as solar panel mounting structures and support frames. These structures require a strong and reliable material like steel to ensure the stability and longevity of the solar panels. Therefore, steel billets play a crucial role in supporting and facilitating the growth of the renewable energy sector.
Q:How are steel billets used in the manufacturing of mining equipment?
Steel billets are indispensable in the production of mining equipment. They are essentially semi-finished steel products that are molded into specific shapes and sizes required for the equipment being manufactured. In the case of mining equipment, steel billets serve as the raw material for various parts like gears, shafts, and structural components. The billets are heated and then subjected to a process called forging. During this process, heavy machinery and high pressure shape and mold the billets into the desired form. The strength and durability of steel make it an ideal material for mining equipment due to the harsh conditions in which these machines operate. Steel billets possess excellent mechanical properties, including high tensile strength and resistance to wear and corrosion. These properties are critical for the equipment to endure heavy loads and abrasive environments encountered in mining operations. Once the steel billets are forged into the required shape, they undergo additional processes such as machining, heat treatment, and surface finishing. These processes ensure that the mining equipment meets the necessary performance criteria and can withstand the rigorous demands of mining operations. Overall, steel billets play a vital role in the manufacturing of mining equipment as they provide a strong and reliable foundation for various components. Their use guarantees that the equipment can endure the extreme conditions of mining operations, ultimately contributing to the efficiency, safety, and productivity of these essential industries.
Q:What are the market trends and growth prospects for steel billets?
The market trends for steel billets indicate steady growth prospects. With the increasing demand for steel in various sectors such as construction, automotive, and infrastructure, the demand for steel billets is expected to rise. Additionally, the growing focus on sustainable and eco-friendly construction materials is likely to drive the market further. Furthermore, the expanding urbanization and industrialization in emerging economies present significant growth opportunities for the steel billets market. Overall, the market for steel billets is expected to experience positive growth in the coming years.
Q:What are the different types of welding processes used for joining steel billets?
When it comes to joining steel billets, there are various welding processes available, each with its own unique characteristics and advantages depending on the project's specific requirements. Here, we present some of the commonly used welding processes for joining steel billets: 1. Shielded Metal Arc Welding (SMAW), also known as stick welding, utilizes a consumable electrode coated in flux that creates an arc between the electrode and the base material. This versatile process can be used for both thick and thin steel billets, making it widely employed in various industries. 2. Gas Metal Arc Welding (GMAW), commonly referred to as MIG welding, involves a continuous wire electrode and a shielding gas that protects the weld from atmospheric contamination. This process offers high productivity and is suitable for welding steel billets of different thicknesses. 3. Flux-Cored Arc Welding (FCAW), similar to GMAW, employs a continuously fed tubular electrode filled with flux. It is particularly suitable for welding thicker steel billets and finds applications in heavy fabrication. 4. Gas Tungsten Arc Welding (GTAW), also known as TIG welding, utilizes a non-consumable tungsten electrode and a separate filler metal. This process produces high-quality welds and is commonly used in applications that require precision and aesthetic appeal. 5. Submerged Arc Welding (SAW) involves a continuously fed electrode and a granular flux that covers the weld area. It is particularly suitable for welding thick steel billets and is often used in the construction of pressure vessels and heavy machinery. 6. Laser Beam Welding (LBW) employs a laser beam to generate heat and join the steel billets. This process offers high precision and speed, making it suitable for a wide range of applications, including automotive and aerospace industries. 7. Electron Beam Welding (EBW) uses a high-velocity electron beam to melt and join the steel billets. This process provides deep penetration and precise control, making it ideal for critical applications that require high-quality welds. When selecting the appropriate welding process, it is crucial to consider the specific requirements, thickness, and material properties of the steel billets. Consulting with a welding expert can help determine the most suitable method for a given project.
Q:the ear has burrs, is it the billet problem or the rolling mill problem, will it be caused by the blowhole of the billet?
The rolling process of rolling mill of hot rolling and cold rolling process for the two step: a hot rolling process: from out of billet steel plant is only semi-finished products, to the rolling mill for rolling, in order to become a qualified product.
Q:What is the average cost of transporting steel billets?
The average cost of transporting steel billets can vary depending on several factors. These factors include the distance of transportation, the mode of transportation (road, rail, sea, etc.), the quantity of steel billets being transported, and the current market conditions. On a general basis, the cost of transporting steel billets can range from $50 to $150 per metric ton. This cost typically includes the expenses related to loading and unloading the billets, transportation fees, insurance, and any additional charges such as customs fees or tolls. It is important to note that the cost can significantly differ for different modes of transportation. For example, transporting steel billets by road is generally more expensive compared to rail or sea transport due to higher fuel costs and limited capacity. Similarly, longer distances or remote locations may incur higher transportation costs due to increased logistics and infrastructure requirements. Moreover, market conditions and fluctuations in fuel prices can also impact the average cost. During periods of high demand or economic volatility, transportation costs may increase due to factors such as increased competition, fuel surcharges, or additional security measures. To get an accurate estimate for the average cost of transporting steel billets, it is recommended to obtain quotes from multiple transportation providers or consult industry-specific sources for up-to-date pricing information.
Q:How are steel billets used in the manufacturing of oil and gas industry components?
Steel billets are an essential raw material used in the manufacturing of various components for the oil and gas industry. These billets, which are semi-finished steel products, play a crucial role in the production of pipes, valves, fittings, and other equipment required for oil and gas extraction, transportation, and processing. One of the primary applications of steel billets in the oil and gas industry is in the production of seamless and welded pipes. These pipes are used extensively for the transportation of oil, gas, and other fluids over long distances. Steel billets are first heated and then passed through a series of rollers to form seamless pipes. In the case of welded pipes, the billets are first formed into a tube shape and then welded along the length to create a strong and durable pipe. Steel billets are also used in the manufacturing of valves, which are crucial components in the oil and gas industry. Valves are used to control the flow of fluids within pipelines and equipment. Billets are machined and shaped to create valve bodies, which are then fitted with various internal components such as seats, discs, and stems. These valves are designed to withstand high pressures and temperatures, ensuring reliable and safe operation in the oil and gas industry. Furthermore, steel billets are utilized in the production of fittings, which are used to connect and join pipes together. Fittings such as elbows, tees, couplings, and flanges are manufactured from billets by machining and shaping them into the required dimensions and configurations. These fittings play a critical role in creating a reliable and leak-free pipeline system for the transportation of oil and gas. In addition to pipes, valves, and fittings, steel billets also find applications in the manufacturing of other equipment used in the oil and gas industry. These include drill bits, pumps, compressors, and various structural components for offshore platforms and refineries. The strength, durability, and corrosion resistance of steel make it an ideal material for these demanding applications, and steel billets serve as the starting point for their production. In conclusion, steel billets are a crucial raw material in the manufacturing of components for the oil and gas industry. Whether it is pipes, valves, fittings, or other equipment, billets are transformed through various processes to create the essential components required for the extraction, transportation, and processing of oil and gas.
Q:What are the key factors driving the demand for steel billets?
There are several key factors driving the demand for steel billets. Firstly, the construction industry plays a significant role in boosting the demand for steel billets. Steel is widely used in construction projects for various purposes, such as structural framing, reinforcement, and support systems. As urbanization continues to grow and infrastructure projects increase, the demand for steel billets also rises. Additionally, the automotive industry is a major driver of steel billet demand. Steel is a crucial material in the manufacturing of automobiles, including car bodies, chassis, and engine components. As the global automotive industry expands and consumers demand more vehicles, the demand for steel billets increases accordingly. Moreover, the energy sector contributes to the demand for steel billets, particularly in the production of oil and gas pipelines. Steel billets are used to manufacture seamless pipes, which are essential for the transportation of oil and gas over long distances. As the demand for energy continues to rise, so does the need for steel billets to support pipeline construction. Furthermore, the manufacturing and machinery industries rely heavily on steel billets. From industrial machinery to consumer products, steel is a fundamental material used in various manufacturing processes. As these industries grow and evolve, the demand for steel billets remains steady. Lastly, the global economic growth and industrialization in emerging markets have a significant impact on the demand for steel billets. Countries with rapidly developing economies, such as China and India, are major consumers of steel billets as they undergo massive infrastructure projects and industrial expansion. Overall, the demand for steel billets is primarily driven by the construction industry, automotive sector, energy sector, manufacturing industry, and global economic growth. These factors collectively contribute to the sustained and growing demand for steel billets in the market.
Q:What are the common testing methods used for quality control of steel billets?
Steel billets undergo several common testing methods to ensure their quality and suitability for further processing. These methods are essential in meeting the required specifications. To begin, a visual inspection is conducted to identify surface defects like cracks, seams, or discontinuities. This step is crucial in quality control. Dimensional inspection follows, where instruments are used to measure the billets' length, width, and thickness. This ensures they meet the specified requirements. Ultrasonic testing (UT) is then employed as a non-destructive method. It utilizes high-frequency sound waves to detect internal defects such as inclusions, voids, or invisible cracks. Magnetic particle inspection (MPI) is another method used. By magnetizing the billets and applying iron particles, surface and near-surface defects can be detected. The gathering of particles indicates the presence of a defect. Dye penetrant inspection (DPI) involves applying a liquid dye to the billets' surface. The dye seeps into any cracks or defects, and after a designated time, excess dye is removed. A developer is then applied to make the defects visible. Hardness testing is conducted to measure the billets' hardness and resistance to deformation. Techniques like Rockwell, Brinell, or Vickers hardness testing are employed. Chemical analysis is carried out to ensure the steel billets meet the required chemical specifications. Spectroscopic techniques like Optical Emission Spectroscopy or X-Ray Fluorescence are used for this purpose. Lastly, a microscopic examination is performed to study the steel billets' microstructure. This examination helps determine grain size, presence of inclusions, and overall quality of the steel. By utilizing these testing methods, manufacturers can guarantee the quality and reliability of steel billets, subsequently ensuring the safety and performance of the final steel products.
Q:How do steel billets contribute to the manufacturing of construction materials?
Steel billets play a vital role in the manufacturing of construction materials. They serve as the raw material that is transformed into various steel products used in construction projects. Firstly, steel billets are the starting point for the production of different types of steel products such as bars, rods, beams, and sections. These products are essential components in the construction industry as they provide structural support and reinforcement. For example, steel bars are commonly used in the construction of reinforced concrete structures, providing strength and durability to the building. Furthermore, steel billets are also utilized in the manufacturing of pipes and tubes, which are crucial for plumbing, heating, ventilation, and air conditioning (HVAC) systems in buildings. These pipes and tubes ensure the efficient flow of water, gas, and air, contributing to the overall functionality and comfort of the structure. Moreover, steel billets are utilized in the production of steel sheets and plates, which are widely used in construction applications such as roofing, cladding, and flooring. Steel sheets and plates offer excellent strength, corrosion resistance, and aesthetic appeal. They are commonly used in high-rise buildings, warehouses, and industrial facilities. Additionally, steel billets are crucial in the production of prefabricated construction materials. Prefabrication involves the manufacturing of building components off-site, which are then transported and assembled on-site. Steel billets are used to create prefabricated steel frames, trusses, and panels, streamlining the construction process and reducing time and labor costs. In summary, steel billets are the foundation of the construction materials industry. They are transformed into various steel products that are essential for structural support, reinforcement, plumbing, HVAC systems, roofing, cladding, flooring, and prefabrication. The use of steel billets ensures the strength, durability, and functionality of construction materials, contributing significantly to the overall quality of construction projects.

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