Best Quality of Prepainted Galvanized Steel Coil from China

Best Quality of Prepainted Galvanized Steel Coil from China System 1

Best Quality of Prepainted Galvanized Steel Coil from China

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 5000 m.t./month

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2.Main Features of the Pre-Painted Galvanized/Aluzinc Steel Coil：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Pre-Painted Galvanized/Aluzinc Steel Coil Images

Best Quality of Prepainted Galvanized Steel Coil from China

4.Pre-Painted Galvanized/Aluzinc Steel Coil Specification

Standard: AISI, ASTM, BS, DIN, GB, JIS

Grade: DX51D, DX52D

Thickness: 0.17-2.0mm

Brand Name: KMRLON

Model Number: coil

Type: Steel Coil

Technique: Cold Rolled

Surface Treatment: Coated

Application: Boiler Plate

Special Use: High-strength Steel Plate

Width: 20-1250mm

Length: customized

commoidty: pre-painted galvanized steel coil

Thickness: 0.13-4.0mm

width: 20-1250mm

zinc coating: 40-180g/m2

printing thickness: top side: 20+/-5 microns, back side: 5-7 microns

color: all RAL color

surface treatment: color coated

coil weight: 4-7 tons

coil ID: 508/610mm

packaging: standard seaworthy packing

5.FAQ of Pre-Painted Galvanized/Aluzinc Steel Coil

What’s the application of this product?

Roof, roof structure, surface sheet of balcony, frame of window, etc.

What’s the brand of the paint?

We use the best brand of all of the word—AKZO.

Q:What is the difference between hot dipped galvanized and electro galvanized steel sheets?: Hot dipped galvanized and electro galvanized steel sheets are both types of galvanized steel, but they differ in the method of application and the resulting characteristics of the coating. Hot dipped galvanized steel sheets are made by immersing the steel into a molten zinc bath. This process creates a thick, durable coating that provides excellent corrosion protection. The steel is completely coated in zinc, both on the surface and on the edges, ensuring complete coverage and protection against rust and other forms of degradation. The coating thickness can vary depending on the application and the required level of protection. On the other hand, electro galvanized steel sheets are produced by electroplating steel with a thin layer of zinc. The steel is first cleaned and treated with an acid solution to remove impurities and improve adhesion. Then, it is immersed in a zinc electrolyte solution, and an electric current is passed through the bath, causing the zinc ions to bond with the steel surface. This process results in a much thinner coating compared to hot dipped galvanized steel. Due to the thinner coating, electro galvanized steel sheets provide less corrosion protection than hot dipped galvanized steel sheets. They are more suitable for indoor applications or environments with less exposure to harsh conditions. However, electro galvanized steel sheets offer other advantages such as a smoother and more uniform appearance, making them popular for applications where aesthetics are important, such as automotive parts or appliances. In summary, the main difference between hot dipped galvanized and electro galvanized steel sheets lies in the method of application and the resulting coating thickness. Hot dipped galvanized steel sheets have a thicker, more durable coating, providing superior corrosion protection, while electro galvanized steel sheets have a thinner coating, making them more suitable for indoor applications and offering a smoother appearance.

Q:Can steel sheets be used for making HVAC ducts?: Yes, steel sheets can be used for making HVAC (Heating, Ventilation, and Air Conditioning) ducts. Steel is a commonly used material for HVAC duct fabrication due to its strength, durability, and fire resistance properties. Steel sheets are typically cut, formed, and welded together to create ductwork that can efficiently transport air throughout a building. The use of steel sheets ensures that the ducts can withstand the high temperatures and pressures associated with HVAC systems while maintaining structural integrity. Additionally, steel ducts are less prone to damage from pests, moisture, and mold growth compared to other materials. Overall, steel sheets are a suitable choice for making HVAC ducts due to their reliability and ability to meet the necessary performance requirements.

Q:What is the purpose of steel sheets?: The purpose of steel sheets is to provide a durable and versatile material that can be used in various applications such as construction, automotive manufacturing, and fabrication. They are known for their strength, resistance to corrosion, and ability to be formed into different shapes, making them an essential component in many industries.

Q:How do steel sheets compare to other materials in terms of durability?: Steel sheets are highly durable compared to other materials. They possess excellent strength, resistance to impact, and are less prone to wear and tear. Additionally, steel sheets have a high corrosion resistance, making them a reliable choice for long-lasting applications.

Q:Can steel sheets be used for manufacturing HVAC systems?: Yes, steel sheets can be used for manufacturing HVAC systems. Steel is a durable and versatile material that is commonly used in the construction of HVAC components such as ductwork, heat exchangers, and air handling units. It provides strength, resistance to corrosion, and thermal conductivity, making it suitable for HVAC system fabrication.

Q:What are the different edge treatments for steel sheets?: Steel sheets can be treated with various edge techniques depending on the desired functionality and aesthetics. Some common treatments for steel sheets include: 1. Deburring: To enhance safety and prevent injuries during handling and installation, any burrs or sharp edges formed during manufacturing are removed. 2. Beveling: Creating a sloping edge on the steel sheet facilitates welding or joining multiple sheets. Beveled edges provide a smooth transition and strengthen the joint. 3. Chamfering: For a polished and finished look, a beveled edge is created on the steel sheet, primarily for aesthetic purposes. 4. Hemming: In the automotive and appliance industries, the edge of a steel sheet is bent back onto itself to create a safe and smooth edge, eliminating the need for additional finishing or edge protection. 5. Rolled edges: The edge of the steel sheet is bent in a curved or rounded shape to enhance structural integrity, reduce the risk of injury, and improve the overall appearance. 6. V-grooving: A V-shaped groove is cut along the edge of the steel sheet, commonly used for decorative purposes or to create a clean and precise joint when joining multiple sheets. 7. Flanging: The edge of the steel sheet is bent or folded at a specific angle to increase rigidity and strength, particularly in applications where the sheet needs to support weight or resist bending. Each edge treatment serves a specific purpose and should be chosen based on project requirements, considering factors such as functionality, safety, aesthetics, and ease of fabrication.

Q:Are the steel sheets resistant to UV radiation?: Generally, steel sheets are resistant to UV radiation. Steel, being a highly durable material, can endure exposure to different environmental factors, including UV radiation. However, the level of resistance may differ depending on the specific type of steel and its protective coating. Steel sheets with a superior protective coating, such as galvanized or stainless steel, exhibit greater resistance to UV radiation compared to bare steel. These coatings act as a barrier, preventing direct impact of UV rays on the steel surface and reducing the chances of degradation or discoloration. Moreover, regular maintenance and proper care can further bolster the steel sheets' resistance to UV radiation, ensuring their long-term durability and performance.

Q:Can steel sheets be used for manufacturing containers or tanks?: Yes, steel sheets can be used for manufacturing containers or tanks. Steel is a strong and durable material that can withstand high pressure and is resistant to corrosion, making it suitable for storing various substances in containers or tanks.

Q:Can steel sheets be used for solar panel installations?: Yes, steel sheets can be used for solar panel installations. Steel is a strong and durable material that can provide a stable platform for mounting solar panels. It is commonly used in the construction of support structures such as mounting frames or racks for solar panels. Steel sheets can be easily shaped and cut to the desired size, making them suitable for various installation configurations. Additionally, steel is resistant to corrosion, which is important for long-term outdoor use. However, it is crucial to ensure proper insulation and grounding to prevent any electrical issues when using steel sheets for solar panel installations.

Q:Are steel sheets available in textured finishes?: Yes, steel sheets are available in textured finishes. Textured finishes can be achieved through various processes such as embossing, etching, or brushing. These techniques create patterns or textures on the surface of the steel sheet, giving it a unique and visually appealing appearance. These textured finishes not only enhance the aesthetic appeal of the steel sheet but also provide functional benefits like improved grip, reduced glare, or increased durability. Different types of textures can be applied to steel sheets to suit different applications and design preferences.

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