Prepainted rolled Steel Coil For Construction Roofing Constrution
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 30000 m.t./month
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Structure of Prepainted Rolled steel Coil for Construction Roofing
Description of Prepainted Rolled steel Coil for Construction Roofing
Prepainted Rolled steel Coil is a kind of coated steel coil/sheet. With the cold rolled steel of different strength and thickness as substrate, it is produced through applying Al-Zn coat on both faces by hot dip process. In its coating, Al accounts for about 55%, Si 1.6%, while the remaining is Zn. Aluminum zinc coils enjoys both the physical protective feature and durability of Al and the electrochemical protective property of Zn. And its surface has bright silver color and regular embossed-like figure, which are highly decorative.
Main Feature of Prepainted Rolled steel Coil for Construction Roofing
1.Corrosion resistance: It mainly depends on the aluminum protection. When the zinc being worn, the aluminum will form a dense layer of aluminum oxide, resist corrosion material to prevent further corrosion inside.
2. Heat resistance: Aluminum zinc alloy steel sheet has excellent heat resistance, can withstand high temperatures over 300 centigrade, and is similar with aluminized steel high temperature oxidation resistance. It often used in chimney pipes, ovens, fluorescent lighting device and the device cover.
3. Heat reflective: Galvanized steel plate heat-reflective high rate is twice as galvanized steel, often used to make insulation materials.
4. Economy: Because density of 55% AL-Zn is smaller than the density of Zn, so in the same weight and thickness of Galvanized zinc layer, aluminum-zinc steel plate is larger area more than 3% of galvanized steel sheet.
Applications of Prepainted Rolled steel Coil for Construction Roofing
1. Construction and building: roofing; ventilating duct; handrail; partition panel;etc.
2. Electric appliance: refrigerator; washing machine; refrigerator; DVD;etc.
3.Transportation: oil tank; road sign; etc.
4.Agriculture:barn; etc.
5.Others:vending machine; game machine; etc.
Specifications of Rolled steel Coil for Construction Roofing
Product | Prepainted Rolled steel Coil for Construction Roofing |
Material Grade | SGCC / SGCH / DX51D+AZ, etc |
Thickness | 0.2-3.0mm |
Width | 600-1500mm |
Tolerance | Thickness: +/-0.02mm , Width:+/-2mm |
Zinc-coating | AZ40-150g/m2 |
Technique | Raw material: Hot rolled steel coil --> Cold rolled_>hot dipped galvalume |
Surface | Dried, Chromated, Unoiled |
Spangle | Regular spangle , small spangle, zero spangle |
ID | 508MM |
Coil weight | 10MT max |
Export package | Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed |
FAQ of Prepainted Rolled steel Coil for Construction Roofing
We have organized several common questions for our clients，may help you sincerely：
1. What is the minimum order quantity ?
Our MOQ is 50mt for each size. And we will consider to give more discount if you make big order like 1000 tons and more. Further more, the more appropriate payment term your offer the better price we can provide.
2. How long can we receive the product after purchase?
Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the shipment will depend on the vessel situation.
3. How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
- Q: How do steel coils contribute to sustainable construction?
- Steel coils contribute to sustainable construction in several ways. Firstly, steel is a highly durable and long-lasting material, which means that structures made from steel coils have a longer lifespan and require less maintenance and replacement over time. This reduces the amount of waste generated and resources consumed in the construction industry. Additionally, steel is a recyclable material, so steel coils can be easily recycled and reused, reducing the demand for new steel production and minimizing the environmental impact. Steel is also a lightweight material, which allows for more efficient transportation and installation, reducing energy consumption and greenhouse gas emissions. Finally, steel coils offer excellent structural strength, enabling the design of more sustainable and energy-efficient buildings with reduced material usage, increased energy efficiency, and improved safety. Overall, steel coils play a crucial role in promoting sustainability in construction through their durability, recyclability, lightweight nature, and structural benefits.
- Q: How do steel coils contribute to the marine equipment industry?
- The marine equipment industry heavily relies on steel coils as they are crucial for constructing various marine equipment and structures. These coils, typically made of high-strength steel, offer numerous advantages to the industry. To begin with, steel coils are utilized in the manufacturing of ships and boats. Steel's high strength and durability make it an ideal material for constructing vessel hulls, decks, and other structural components. These parts are fabricated using steel coils, ensuring the necessary strength and integrity to withstand the harsh marine environment, including corrosion, waves, and impact. Additionally, steel coils play a vital role in the production of offshore structures like oil rigs, drilling platforms, and wind turbines. These structures require robust materials that can endure extreme weather conditions, heavy loads, and corrosive saltwater. Steel coils provide the necessary strength and corrosion resistance for these applications, ensuring the safety and longevity of offshore installations. Moreover, steel coils contribute to the marine equipment industry by being employed in the construction of various marine components and equipment. For example, propellers, shafts, and other propulsion systems are fabricated using steel coils. The high strength-to-weight ratio of steel makes it an excellent choice for these critical components, ensuring efficient propulsion and maneuverability of ships and boats. Furthermore, steel coils are used in the manufacturing of marine equipment such as cranes, winches, and lifting systems. These equipment pieces require sturdy materials capable of withstanding heavy loads and continuous use. Steel coils provide the necessary strength and durability for these applications, ensuring safe and efficient operations in the marine industry. In conclusion, steel coils are essential to the marine equipment industry as they supply the necessary raw material for constructing ships, offshore structures, marine components, and equipment. Steel's high strength, durability, and corrosion resistance make it an ideal choice for withstanding the harsh marine environment. Without steel coils, the marine industry would face challenges in building robust and reliable marine equipment and structures.
- Q: What are the common methods of storing steel coils in warehouses?
- There are several common methods for storing steel coils in warehouses, depending on the size and weight of the coils, as well as the available space and resources in the warehouse. Here are some of the most commonly used methods: 1. Block stacking: This method involves stacking the steel coils directly on top of each other, forming a block. The coils are typically aligned in rows and columns, with wood or rubber blocks placed between the layers to provide stability and prevent damage. 2. Racking systems: Racks are often used to store steel coils in warehouses. There are various types of racks, including cantilever racks, coil racks, and structural racks. These racks provide a structured system for organizing and storing the coils, allowing for easy access and efficient use of space. 3. Coil cradles: Coil cradles are a type of storage equipment specifically designed for steel coils. They consist of a series of cradles or saddles that securely hold the coils in place. These cradles can be stacked on top of each other to maximize vertical space utilization. 4. Coil pads: Coil pads are flat platforms made from materials such as wood, rubber, or foam. They are placed on the warehouse floor, and the steel coils are then stacked directly on top of them. Coil pads help to distribute the weight of the coils evenly and protect them from damage caused by contact with the floor. 5. Slit coil storage: Slit coils, which are narrower and lighter than full-size coils, can be stored using specialized storage systems. These systems often consist of racks or shelves equipped with dividers or separators to keep the coils organized and prevent them from unraveling. It is important to note that regardless of the storage method used, safety precautions should be followed when handling and storing steel coils in warehouses. This includes ensuring proper weight distribution, using appropriate lifting equipment, and adhering to industry-specific guidelines and regulations.
- Q: Can steel coils be cut or trimmed after delivery?
- Yes, steel coils can be cut or trimmed after delivery. This process is commonly known as slitting, where the steel coil is passed through a set of circular blades to create narrower strips of steel. Trimming can also be conducted to remove any unwanted edges or imperfections. Both cutting and trimming are common practices in the steel industry to meet specific size and shape requirements for various applications.
- Q: What is the role of steel coils in the production of pipes and tubes?
- Steel coils play a crucial role in the production of pipes and tubes as they serve as the primary raw material. These coils are unwound and undergo various processes such as cutting, bending, and shaping to form the desired pipe or tube shape. The steel coils provide the necessary strength, durability, and structural integrity to the final product, ensuring that pipes and tubes can withstand high pressure, corrosion, and other demanding conditions.
- Q: What are the different grades of steel used in coils?
- There are several different grades of steel that are commonly used in coils, including low carbon steel, high carbon steel, stainless steel, and advanced high-strength steels. Each grade has its own unique properties and is chosen based on the specific requirements of the application, such as strength, corrosion resistance, and formability.
- Q: How are steel coils inspected for flatness using optical sensors?
- The process of inspecting the flatness of steel coils involves the use of optical sensors, which are part of a system known as optical flatness measurement. This system employs high-resolution cameras to capture images of the steel surface as it passes through the inspection line. To begin, the steel coil is unwound and conveyed over a roller table. While in motion, the optical sensors are positioned above the coil to capture images at regular intervals. These sensors are typically a combination of laser line projectors and high-resolution cameras. The laser line projectors emit a thin, straight line of laser light across the width of the steel coil. This laser line serves as a reference plane for measuring the flatness of the steel surface. Subsequently, the high-resolution cameras capture images of the laser line interacting with the steel coil. The captured images are then subjected to analysis using advanced image processing algorithms. These algorithms examine the deformation of the laser line on the steel surface and calculate the deviations from the flat reference plane. These deviations indicate any irregularities or variations in the flatness of the steel coil. The optical sensors possess the capability to accurately detect even the most minute deviations in flatness, measuring them in micrometers or smaller units. This enables manufacturers to identify and correct any flatness issues in the steel coils before further processing or shipment. In addition to measuring flatness, optical sensors can also identify other surface defects such as waviness, scratches, or dents. By incorporating multiple cameras and laser line projectors from different angles, a comprehensive inspection of the steel coil's surface can be achieved. Overall, the utilization of optical sensors for inspecting steel coil flatness offers a swift, precise, and non-contact method. By identifying and addressing any flatness issues early in the production process, manufacturers can guarantee the delivery of top-quality steel products to their customers.
- Q: Can steel coils be used in the automotive industry?
- Steel coils find extensive use in the automotive industry. They are frequently employed in the production of diverse automotive components and parts. Specifically, they are well-suited for applications necessitating robustness and longevity, such as body panels, chassis components, suspension parts, and engine components. Steel coils exhibit remarkable structural integrity, corrosion resistance, and impact resistance, all of which are indispensable attributes for automotive purposes. Besides, they can be effortlessly molded and shaped into desired dimensions, rendering them exceptionally adaptable and cost-effective for automotive manufacturers. In summary, due to their outstanding mechanical properties and adaptability for diverse automotive applications, steel coils enjoy widespread utilization in the automotive industry.
- Q: I just started playing guitar last year. I never changed the chords. When my sister started taking guitar lessons her teacher said that she needed to change the chords. When i bought the guitar it came with steel strings but i bought nylon strings because they are easier on the fingers. The problem is i already tuned up the guitar but it sounds really bad like if it was not tuned. What can i do about this?
- Guitars okorder /
- Q: okay i got some questions of the steel plow.1st - who inveneted it? where and when?2nd - how did it work? what is it used for? what is it made of? how is it produced?okay guys thank you very much. remember best answer gets best answer 10 points!
- You want ot read up on American John Deere; he madethe first plow capable of cutting the virgin sod of the great planes.
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Prepainted rolled Steel Coil For Construction Roofing Constrution
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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