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: How is the quality of steel sheets determined?: The quality of steel sheets is determined by various factors such as the composition of the steel, its mechanical properties, surface finish, and dimensional accuracy. It undergoes rigorous testing for strength, ductility, hardness, and resistance to corrosion. Additionally, the manufacturing process, including the selection of raw materials and adherence to industry standards, plays a significant role in determining the quality of steel sheets.

Q: Can steel sheets be used for solar panel structures?: Indeed, solar panel structures can indeed utilize steel sheets. The strength, durability, and versatility of steel make it a favored option for constructing solar panel structures. The ease of fabrication and shaping of steel sheets allows for customization to meet specific design needs, thus rendering them suitable for various types of solar panel installations. Furthermore, steel boasts exceptional load-bearing capabilities, a critical aspect for supporting the weight of solar panels. Its resistance to corrosion and ability to withstand harsh weather conditions establish it as a reliable material for long-term outdoor use. Ultimately, implementing steel sheets for solar panel structures proves to be a pragmatic and economical choice.

Q: What are the different international standards for steel sheets?: There are several international standards for steel sheets, including ASTM A36/A36M, ASTM A283/A283M, ASTM A572/A572M, and EN 10025-2:2004. These standards specify the requirements for various grades, dimensions, and mechanical properties of steel sheets used in different industries and applications.

Q: How do steel sheets perform in terms of electromagnetic shielding?: Steel sheets are highly effective in terms of electromagnetic shielding due to their strong conductivity and ability to reflect and absorb electromagnetic waves. They can block and redirect electromagnetic fields, reducing their impact on nearby electronic devices or sensitive equipment.

Q: Are steel sheets suitable for decorative screens or partitions?: Yes, steel sheets are suitable for decorative screens or partitions. They offer durability, strength, and a sleek aesthetic that can enhance the overall design of any space. Additionally, steel sheets can be customized with various patterns, textures, and finishes, allowing for endless creative possibilities in creating decorative screens or partitions.

Q: Are the steel sheets perforated or solid?: Perforation has been applied to the steel sheets.

Q: How do steel sheets perform in low-temperature environments?: Steel sheets perform well in low-temperature environments due to their exceptional strength, durability, and resistance to fracture. Unlike other materials, steel retains its mechanical properties even at extremely low temperatures, making it a reliable choice for various applications in cold climates or industries like construction, transportation, and energy.

Q: What is the difference between a smooth and patterned steel sheet?: A plain and uniform surface characterizes a smooth steel sheet, devoid of any visible patterns or textures. It boasts a consistent and sleek appearance, rendering it ideal for situations that call for a clean and contemporary look. In contrast, a patterned steel sheet showcases a myriad of designs or textures that are either embossed or etched onto its surface. These patterns can range from simple geometric shapes to intricate motifs. People often opt for patterned steel sheets due to their decorative appeal, as they have the ability to enhance the visual interest of a space. They are commonly employed in architectural elements, such as wall panels or ceiling tiles, to create a distinct and artistic effect. When it comes to functionality, smooth steel sheets might offer slightly superior corrosion resistance due to their smoother surface. This makes them well-suited for applications that require protection against rust, such as in outdoor or marine environments. On the other hand, patterned steel sheets may exhibit reduced corrosion resistance due to the variation in surface texture, potentially providing less safeguarding against rust. In conclusion, the decision between a smooth and patterned steel sheet hinges on the desired aesthetic, functional requirements, and the intended application.

Q: Can the steel sheets be easily drilled for fastening purposes?: Yes, steel sheets can be easily drilled for fastening purposes.

Q: Can steel sheets be used in food processing or medical applications?: Yes, steel sheets can be used in food processing and medical applications. Stainless steel, in particular, is commonly used in these industries due to its corrosion resistance, durability, and ease of cleaning. It is a hygienic material that does not react with food or medical substances, making it suitable for direct contact with these products.

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