Prepainted Galvanised Corrugated Sheet System 1

Prepainted Galvanised Corrugated Sheet

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Product Description:

General Information Of Prepainted Galvanized Steel

With GI as base metal, after pretreatment (degrease and chemical treatment) and liquid dope with several layers of color, then after firing and cooling, finally the plate steel is called pre-painted galvanized steel. Pre-painted galvanized steel is good capable of decoration, molding, corrosion resistance. It generally displays superior workability, durability and weather resistance.

Thickness 0.23-1.2mm (BMT)

Zinc Coating 80-275g/m2

Color According to RAL color fan

Internal Diameter 508mm or 610mm

Coil Weight 4-8MT

Quality Commercial and structural quality

Paint Polyester paint for topside, epoxy for reverse

Standard JIS G 3312, ASTM A755M, EN 10169

Base Steel Grade

SGCC,SGCD,DX51D+Z,DX52D+Z;S200GD,S220GD, S280GD,S350GD,CS,FS,SS

Chemical Composition Of Prepainted Galvanized Steel

C	Si	Mn	P
0.04-0.06%	0.01-0.03%	0.18-0.22%	0.014-0.016%

Technical Data Of Prepainted Galvanized Steel

Yield Strength	(Mpa) 280-320
Tensile Strength	(Mpa) 340-390
Elongation	20%-30%
Reverse Impact	9J
T-bending	≥2T
Pencil Hardness	≥2H
Duration Of Salt Spray Test	500 H
Bending At 180 Degree	No crack, purling and fraction

Application Of Prepainted Galvanized Steel

Outdoor：

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

In door:

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

Packaging & Delivery Of Prepainted Galvanized Steel

Anti-damp paper inside full wrapped with plastic film, iron sheet outside on wooden pallet in 20 feet container with 25mt.

Q: Can steel sheets be recycled without losing their properties?: Yes, steel sheets can be recycled without losing their properties. Steel is a highly recyclable material, and the recycling process does not affect its inherent properties such as strength, durability, and corrosion resistance. Recycling steel sheets helps conserve natural resources, reduces energy consumption, and minimizes environmental impact.

Q: Can steel sheets be used for signage purposes?: Yes, steel sheets can be used for signage purposes. Steel sheets are durable and can withstand harsh weather conditions, making them suitable for outdoor signage. They can be cut, shaped, and welded into various sizes and designs, providing flexibility in creating custom signage. Steel sheets can also be painted or coated with different finishes to enhance aesthetics and ensure longevity. Additionally, steel sheets are sturdy and can be mounted securely, making them ideal for large and heavy signage installations.

Q: Stainless steel drawing plate, polishing plate, mirror panels of the three differences: Stainless steel polishing plate refers to: stainless steel polishing plate refers to the polished stainless steel polished plate through the polishing machine, this kind of polishing board generally brightness is not high, but also can shine out of fuzzy figure.

Q: How are steel sheets protected during storage in outdoor environments?: Steel sheets are protected during storage in outdoor environments through the application of various protective measures. These measures may include the use of weather-resistant coatings, such as galvanization or paint, to prevent corrosion and rusting. Additionally, steel sheets can be stored on pallets or racks to minimize contact with the ground and reduce the risk of moisture accumulation. Covering the sheets with tarpaulins or using weatherproof storage containers further shields them from direct exposure to rain, snow, and sunlight. Regular inspections and maintenance are crucial to ensure the effectiveness of these protective measures and to address any potential issues promptly.

Q: What is the average weight of galvanized steel sheets?: The dimensions and thickness of galvanized steel sheets can cause variations in their average weight. Nonetheless, galvanized steel sheets typically fall within the range of 18 to 26 gauge, with thicknesses ranging from 0.036 inches to 0.0179 inches. On average, an 18 gauge sheet of galvanized steel weighs approximately 5.625 pounds per square foot, while a 26 gauge sheet weighs around 3.125 pounds per square foot. It should be emphasized that these figures are only approximate averages, and individual sheets may have slight variations in weight.

Q: Are steel sheets suitable for oil and gas pipelines?: Yes, steel sheets are suitable for oil and gas pipelines. Steel is a strong and durable material that can withstand the high pressure and harsh conditions typically found in oil and gas pipelines. Additionally, steel sheets can be easily welded together to create seamless pipelines, ensuring efficient and reliable transportation of oil and gas.

Q: What are the different surface finishes for stainless steel sheets?: Some common surface finishes for stainless steel sheets include brushed, mirror, satin, and bead blasted.

Q: What is the difference between galvanized and non-galvanized steel sheets?: The primary difference between galvanized and non-galvanized steel sheets lies in their ability to resist corrosion. Galvanized steel sheets have a layer of zinc coating that acts as a protective barrier against rust and other forms of corrosion. This zinc coating not only adds durability and longevity to the sheets, but also makes them highly resistant to weathering and moisture exposure. On the other hand, non-galvanized steel sheets lack this zinc coating, making them more susceptible to rust and corrosion. Without the protective layer, non-galvanized steel sheets may corrode when exposed to moisture or harsh environmental conditions. In addition to their resistance to corrosion, the appearance of galvanized and non-galvanized steel sheets also differs. Galvanized steel sheets have a distinct silver-gray finish due to the zinc coating, giving them a more visually appealing look. In contrast, non-galvanized steel sheets have a plain, matte appearance. Considering cost, galvanized steel sheets are generally more expensive than non-galvanized ones. This is because the zinc coating adds an extra layer of protection and enhances the overall quality of the sheets. In summary, the main distinction between galvanized and non-galvanized steel sheets lies in their resistance to corrosion, appearance, and cost. Galvanized steel sheets offer superior protection against rust and corrosion, have a more attractive appearance, but come at a higher cost compared to non-galvanized steel sheets.

Q: Are the steel sheets suitable for solar panel mounting?: Indeed, steel sheets prove to be a fitting choice for the mounting of solar panels. Possessing formidable strength and durability, steel emerges as a material capable of furnishing a steadfast and protected groundwork for these panels. It boasts the requisite robustness to bear the weight of the panels while enduring diverse weather conditions. Moreover, steel sheets can be readily fabricated and tailored to meet the precise demands of the solar panel installation. In essence, the utilization of steel sheets for solar panel mounting guarantees an unwavering and enduring foundation for the panels.

Q: How do steel sheets compare to other materials like aluminum or stainless steel?: When considering materials for use in various applications, steel sheets stand out as a superior choice when compared to alternatives like aluminum or stainless steel. One of their primary advantages lies in their immense strength and durability, surpassing both aluminum and stainless steel sheets. This makes them highly desirable for applications that necessitate robustness and resistance to wear and tear. Furthermore, steel sheets offer a significant cost advantage over stainless steel sheets. The production and acquisition costs associated with steel are generally lower, rendering it a more economically viable option for numerous industries. Additionally, the recyclability of steel sheets further contributes to their affordability and reduced environmental impact. On the other hand, aluminum sheets possess a distinct advantage in terms of weight. They are notably lighter than steel sheets, making them particularly beneficial in applications where weight is a concern, such as in the aerospace sector. Moreover, aluminum exhibits a natural resistance to corrosion, making it an excellent choice for outdoor applications or environments with high humidity levels. In contrast, stainless steel sheets excel in their resistance to corrosion and staining. This makes them a perfect fit for applications where hygiene and aesthetics hold paramount importance, such as in the food and medical industries. Furthermore, stainless steel sheets display exceptional heat resistance properties, rendering them suitable for high-temperature applications. In conclusion, steel sheets offer unmatched strength and durability when compared to aluminum or stainless steel sheets, all while maintaining a more cost-effective profile. However, it is important to acknowledge that both aluminum and stainless steel sheets possess unique properties that make them well-suited for specific applications. Ultimately, the selection between these materials hinges upon the specific requirements and limitations imposed by the project or industry at hand.

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