Hot-Dipped Corrugated Steel Roofing Sheet
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 2000 m.t./month
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Item specifice
Product Brief Introduction
Hot-Dipped Corrugated Metal Roofing Sheet
--- Corrosion resistance: Pre-coated steel offers excellent corrosion resistance achived through continuous hot DIP galvanization and corrosion resistant primer/polyester coating. Protection is achieved when zinc and steel are together in the presence of moisture; The zinc protects the steel by galvanic action
Product Features
. Traditional aesthetics outlook
. Suitable for new house or renovation.
. Less joints, watertight
. Long life service
. Tedun also provide relative ridge cap, fasteners and other accessories
Product Specification
Standard:ASTM, GB,JIS,JIS G3302 ASTM 755 EN10169
Grade: DX51D CGCC CS
Thickness: 0.13mm~3.0mm,
Width: 1250,600-1250mm
Coil weight:3-12 MT
Coil ID:508/610mm
Chemical composition:
C | Si | Mn | Cr | Ni | P | S |
0.150 | 0.476 | 11.231 | 12.50 | 0.900 | 0.039 | 0.010
|
FAQ
How long will we receive the goods ?
45days after receiving workable L/C
how do you control the quality ?
we have our own quality control department ,we will arrange QC person to see the production line ,when goods finish ,before shipment ,our QC person will check the quality as per our test report request ,if the goods is ok ,then we issue the test report ,and we allow the goods shipping ,otherwise will not allow ship the goods.
- Q:How are steel strips used in the manufacturing of conveyor systems?
- Steel strips are an integral component in the manufacturing of conveyor systems due to their strength, durability, and versatility. These strips are primarily used for the construction of conveyor belts, which play a crucial role in transporting materials and products within various industries. The steel strips are typically formed into a continuous loop and connected using various methods such as welding or mechanical fastening. This looped structure provides the foundation for the conveyor belt, allowing it to move continuously and carry heavy loads without deformation or failure. The smooth surface of steel strips ensures minimal friction and resistance during the movement of the conveyor belt, enabling efficient material handling. Additionally, the high tensile strength of steel enables the conveyor system to handle heavy loads and withstand the rigors of industrial environments. Steel strips used in conveyor systems can be customized to meet specific requirements, such as width, thickness, and surface finish. They can be manufactured with features like perforations or grooves to enhance grip and prevent material slippage. Furthermore, steel strips can be coated or treated to resist corrosion, abrasion, or extreme temperatures, increasing their longevity and performance. In summary, steel strips are essential in the manufacturing of conveyor systems as they provide the structural integrity, strength, and durability required for efficient material handling. These strips form the core of conveyor belts, ensuring seamless transportation of goods within industries ranging from manufacturing and mining to logistics and food processing.
- Q:How are steel strips processed for formability?
- Steel strips are processed for formability through a series of manufacturing techniques that aim to enhance their ability to be shaped and formed into different products. These processes include annealing, tempering, and cold rolling. Annealing is the first step in improving the formability of steel strips. It involves heating the strips to a specific temperature and then slowly cooling them down. This process relieves internal stresses and makes the steel more malleable, allowing it to be bent or formed without cracking or breaking. Tempering is another important process that enhances the formability of steel strips. After annealing, the strips are reheated to a lower temperature and then quickly cooled. This process further increases the ductility and toughness of the steel, making it more resistant to cracking during forming operations. Cold rolling is the final step in processing steel strips for formability. This process involves passing the strips through a series of rollers at room temperature, which reduces their thickness and improves their surface finish. Cold rolling not only increases the formability of the steel but also enhances its mechanical properties, such as strength and hardness. In addition to these primary processes, other secondary techniques can be employed to further enhance the formability of steel strips. These may include surface treatments, such as applying lubricants or coatings, to reduce friction and improve the material's ability to slide and deform during forming operations. Overall, the processing of steel strips for formability is a carefully orchestrated series of manufacturing techniques that aim to improve the material's ability to be shaped and formed into desired products. Through annealing, tempering, cold rolling, and other secondary processes, steel strips become more malleable, ductile, and resistant to cracking, allowing for efficient and successful forming operations.
- Q:How are steel strips cleaned and degreased?
- Steel strips are typically cleaned and degreased through a multi-step process. Firstly, they are often subjected to a thorough mechanical cleaning to remove any loose dirt or debris. Then, the strips are dipped into a chemical bath containing a degreasing agent, such as alkaline cleaners or solvents, which help dissolve and remove any oil or grease present on the surface. Alternatively, they may be sprayed with high-pressure jets of water mixed with appropriate detergents. Finally, the strips are rinsed with water to remove any remaining cleaning agents, dried, and prepared for further processing or storage.
- Q:What are the main factors affecting the electrical conductivity of steel strips?
- The main factors affecting the electrical conductivity of steel strips are the composition of the steel, impurities present in the material, temperature, and the presence of any surface coatings or oxide layers.
- Q:How do steel strips perform in terms of chemical stability?
- Steel strips have excellent chemical stability, as they are highly resistant to corrosion and chemical reactions. They maintain their structural integrity even in harsh environments, making them a reliable and durable material for various applications.
- Q:How are steel strips processed for temperature resistance?
- Steel strips undergo a variety of methods and treatments to enhance their temperature resistance. One widely used technique is heat treatment, which involves subjecting the steel strips to controlled cycles of heating and cooling. This process changes the microstructure of the steel, making it more resistant to thermal deformation and ensuring that it retains its strength and integrity even at elevated temperatures. Another method employed is alloying, where specific elements are added to the steel composition to improve its resistance to extreme temperatures. For example, the addition of chromium and nickel creates stainless steel, which exhibits excellent resistance to both high and low temperatures. This alloying process alters the chemical properties of the steel, making it more stable and less susceptible to oxidation or corrosion across different temperature ranges. Applying coatings to the steel strips is also a common approach for enhancing temperature resistance. This entails adding a protective layer, such as zinc or aluminum, which acts as a barrier against heat and prevents the steel from reaching critical temperatures. Coatings can also provide additional benefits like corrosion resistance and insulation. Moreover, cold rolling is frequently employed to enhance the strength and toughness of the steel strips. This process involves passing the steel through a series of rollers at room temperature, which not only improves its mechanical properties but also enhances its ability to withstand temperature fluctuations without compromising its structural integrity. In summary, achieving temperature resistance in steel strips involves a combination of heat treatment, alloying, coating, and cold rolling. These techniques ensure that the steel can endure extreme temperatures, maintain its strength, and withstand the adverse effects of thermal expansion and contraction.
- Q:How are steel strips used in the manufacturing of automotive fuel systems?
- Steel strips are commonly used in the manufacturing of automotive fuel systems for various purposes such as forming the framework of fuel tanks, creating fuel lines, and producing brackets and support structures. The high strength and durability of steel strips make them ideal for withstanding the pressure and corrosive nature of fuel, ensuring the safety and longevity of the fuel system components.
- Q:Can steel strips be used in electrical applications?
- Yes, steel strips can be used in electrical applications. They are commonly utilized for grounding purposes, as well as in electrical enclosures, cable trays, and busbar systems. Steel strips provide a strong and durable option for various electrical components due to their conductivity, corrosion resistance, and ability to dissipate heat effectively.
- Q:What are the standard lengths of steel strips?
- The standard lengths of steel strips vary depending on the specific requirements and industry standards. However, common standard lengths for steel strips can range from 10 feet (3 meters) to 20 feet (6 meters) or even longer.
- Q:What are the quality control measures for steel strip manufacturing?
- Quality control measures for steel strip manufacturing involve a series of rigorous processes and inspections to ensure that the final product meets the required standards. These measures are crucial as steel strips are widely used in various industries, including automotive, construction, and manufacturing. One of the primary quality control measures is the use of advanced technology and equipment throughout the manufacturing process. This includes modern rolling mills that ensure the steel strip is produced to the desired thickness and width. Additionally, sophisticated sensors and gauges are utilized to monitor the temperature, pressure, and other critical parameters during the manufacturing process. Regular testing and sampling also play a vital role in quality control. Steel strips are subjected to numerous tests, such as tensile strength, elongation, hardness, and surface finish analysis. These tests help to identify any defects or deviations from the specified standards. Non-destructive testing methods, such as ultrasonic testing, are often employed to detect internal defects that may not be visible to the naked eye. Furthermore, proper documentation and traceability are essential quality control measures. Each batch of steel strip is assigned a unique identification number, allowing for easy tracking and accountability. This ensures that any issues or complaints can be traced back to the specific manufacturing batch and appropriate corrective actions can be taken. To maintain consistent quality, regular inspections are conducted at various stages of the manufacturing process. This includes inspections of raw materials, such as steel coils, to ensure they meet the required specifications. In-process inspections are carried out during rolling, annealing, and pickling stages to identify any defects or irregularities. Final inspections are performed prior to packaging and dispatch to verify that the steel strips meet all the necessary quality criteria. Quality control measures also involve adherence to international standards and certifications. Steel strip manufacturers often comply with industry standards such as ISO 9001, which ensures consistent quality management systems. Additionally, certifications like ISO 14001 and OHSAS 18001 demonstrate the commitment to environmental and occupational health and safety standards. In summary, quality control measures for steel strip manufacturing encompass the use of advanced technology, testing and sampling, proper documentation and traceability, regular inspections, and adherence to international standards. These measures are crucial to ensure that the steel strips produced are of the highest quality and meet the stringent requirements of various industries.
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Hot-Dipped Corrugated Steel Roofing Sheet
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 2000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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