• Single color plate System 1
Single color plate

Single color plate

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Color Coated Galvanized Corrugated Steel Roof Key advantages:
--- 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.

--- lightweight: Metal covered and metal frame buildings offer the safest possible shelter during the storms. Correctly earthed aluminium, because of its high electrical conductivity, offers excellent protection from lighting damage.

--- Economic: The load weight of the steel corrugated sheets on the substructure is very small. This ensures lighter supporting structurals. The purlin spacings can also be increased considerably ensuring reduction in the number of purlins.

--- Appearance: Prepainted steel profiled building sheet can look outstanding in its simplest plain mill finish. It provides a pleasing architectural beauty to all kinds of buildings with a touch of distinctive modernity.
Prepainted steel roofing sheets can be used extensively and economically as a roof/wall cladding material.

Application:
Modern architectures and buildings such as private houses, shools, medical institutions, government agencies, commercial buildings, entertainment and leisure industries.


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Product PPGI,prepainted steel coils, color coated steel coils
Base Metal hot galvanized steel or PrePainted Galvanized aLuminium steel
Zinc-coating30 G/M2- 270 G/M2 as buyer's request
Thickness 0.1 2 - 1.2mm
Width30 -1250mm
Gross Weight per Coil 3-5tons
Color Option AS RAL or buyer's sample
Coil ID 508mm-610mm
Packing export standard package
Techinque cold rolled/ hot-dipped galvanizing/ color coated
Painting Top and bottom 14mic+7mic RMP or as buyer's request
Back7 mic- 10 mic
Tolerance of Thickness +/-0.02mm
Tolerance of Width +/-2mm


Q:What is the process of polishing steel sheets?
The process of polishing steel sheets involves several steps to achieve a smooth and shiny finish. First, the steel sheets are cleaned to remove any dirt, oil, or debris that may be present on the surface. This is typically done using a degreaser or a solvent. Next, the sheets are sanded using abrasive materials, such as sandpaper or a sanding belt. This step helps to remove any visible scratches or imperfections on the surface of the steel. After sanding, the sheets are typically polished using a polishing compound or paste. This compound is applied to the surface and rubbed in with a cloth or a buffing wheel. The polishing compound helps to remove any remaining scratches and brings out the natural shine of the steel. Once the initial polishing is complete, a finer polishing compound may be used to further enhance the shine and smoothness of the steel sheets. This step is repeated until the desired level of polish is achieved. Finally, the sheets are thoroughly cleaned and inspected to ensure that they meet the desired quality standards. This may involve removing any remaining polishing compound residue and checking for any remaining imperfections. Overall, the process of polishing steel sheets requires careful cleaning, sanding, and polishing to achieve a smooth and shiny finish. The specific techniques and materials used may vary depending on the desired level of polish and the type of steel being polished.
Q:Can steel sheets be welded together?
Yes, steel sheets can be welded together.
Q:What are the different packaging options available for steel sheets?
There are various packaging options available for steel sheets, depending on their size, shape, and intended use. Some common packaging options include: 1. Wooden crates: Steel sheets are often packed in wooden crates, which provide sturdy protection and prevent damage during transportation. The sheets are secured inside the crate using straps or bands to ensure they remain in place. 2. Steel frames: Another option is to package steel sheets in steel frames. This method provides extra protection and stability, especially for larger or heavier steel sheets. The frame is designed to securely hold the sheets in place and prevent any shifting during transit. 3. Coil packaging: Steel sheets that are in the form of coils are often packaged differently. They can be wrapped in plastic or paper to protect them from moisture, dust, and other environmental factors. The coils are then typically placed on pallets to facilitate easy handling and transportation. 4. Bundles: Steel sheets can also be bundled together using steel straps or bands. This packaging method is commonly used for smaller sheets or when multiple sheets need to be packaged together. The bundles can be further secured with shrink wrap or plastic covers to ensure they stay intact during shipping. 5. Custom packaging: Depending on specific requirements or customer preferences, steel sheets can be packaged in custom-designed packaging. This can include using foam padding or inserts to protect delicate or sensitive surfaces, or using specialized containers for specific applications such as food-grade steel sheets. Overall, the packaging options for steel sheets are diverse and can be tailored to meet the needs of different industries and customers. The choice of packaging will depend on factors such as sheet size, weight, level of protection required, and transportation method.
Q:What are the different surface treatments for galvanized steel sheets?
There are several surface treatments for galvanized steel sheets, including chromate passivation, oiling, painting, and powder coating. Chromate passivation is a chemical treatment that enhances the corrosion resistance of the galvanized coating. Oiling provides temporary protection against moisture and corrosion. Painting and powder coating involve applying a layer of paint or powder to the surface, providing both protection and aesthetic appeal.
Q:The differences and uses of cold rolling and hot rolling
The free torsion rigidity of hot rolled steel is higher than that of cold rolled steel, so the torsion resistance of hot rolled steel is better than that of cold rolled steel
Q:Can the steel sheets be cut easily?
Yes, steel sheets can be cut easily using various cutting methods such as shearing, plasma cutting, laser cutting, or mechanical sawing depending on the thickness and type of steel.
Q:What is the difference between a painted and powder coated steel sheet?
The main difference between a painted and powder coated steel sheet lies in the application process and the resulting finish. Painted steel sheets are typically coated with a liquid paint, which is applied using a variety of methods such as spraying, brushing, or dipping. This liquid paint contains pigments and binders that adhere to the steel surface and form a protective layer. The paint can be customized in terms of color, gloss, and texture, allowing for a wide range of design possibilities. However, painted surfaces may be prone to chipping, peeling, and fading over time, especially in harsh environments or with exposure to UV radiation. On the other hand, powder coated steel sheets are coated with a dry powder, which is electrostatically applied to the steel surface. The powder consists of a mixture of finely ground particles, including pigments, resins, and additives. Once applied, the steel sheet is heated, causing the powder particles to melt and fuse together, forming a durable and uniform coating. The result is a smooth, even finish that provides excellent resistance to chipping, scratching, and UV radiation. Powder coating also offers a wider range of color options and finishes compared to traditional liquid paint. In summary, while both painted and powder coated steel sheets provide a protective layer and aesthetic appeal, powder coating offers superior durability, resistance to damage, and a wider range of design possibilities.
Q:What are the common uses for steel sheets?
Steel sheets are commonly used in construction for roofing, siding, and structural components. They are also used in manufacturing for automotive parts, appliances, and machinery. Additionally, steel sheets are utilized in the fabrication of storage tanks, shipping containers, and various industrial applications.
Q:What does galvanized steel sheet "-PPGI" mean?
Applications: widely used in construction, home appliances, furniture, public facilities and transportation and other fields.
Q:Can steel sheets be used for automotive suspension components?
Yes, steel sheets can be used for automotive suspension components. Steel is a common material used in automotive manufacturing due to its strength, durability, and cost-effectiveness. Steel sheets can be shaped and formed into various suspension components such as control arms, coil springs, and stabilizer bars, providing the necessary support and stability required for a vehicle's suspension system.

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