Pre-painted Galvanized/Aluzinc Steel Sheet Coil with Prime Quality and Lowest Price Color is Orange

Pre-painted Galvanized/Aluzinc Steel Sheet Coil with Prime Quality and Lowest Price Color is Orange

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 10000 m.t./month

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1.Structure of Pre-painted Galvanized/Aluzinc Steel Coil Description

With GI (aluzinc) 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 (aluzinc) steel. Pre-painted galvanized steel is good capable of decoration, molding, corrosion resistance. It generally displays workability, durability and weather resistance.

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

• Excellent corrosion resistance

• Excellent weather resistance

• Capability of decoration, molding, corrosion resistance

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Pre-painted Galvanized/Aluzinc Steel Coil Images

Pre-painted Galvanized/Aluzinc Steel Sheet Coil with Prime Quality and Lowest Price Color is Orange

4.Pre-painted Galvanized/Aluzinc Steel Coil Specification

Quality standar: JIS G3312 CGCC & CGLCC
Hardness of P: Both soft and hard quality are available

Surface finish: with or without protect film
Thickness : 0.14-1.20 mm
Width : 914mm, 1000mm, 1220mm and 1250mm, thickness 600-1250mm is available
Finish by coil or sheet: Both sheet and coil are available
8Zinc coating: 60-275G/M2, both sides
Paint thickness for top side : 5 micron primer + (10-20) microns modified polyester, blue color code.
Paint thickness for back side: (5-10) microns Epoxy
Weight per coil: 4-6 tons, also can be upon customer's requirements

Max loading weight in one 20ft container : 25 tons generally

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

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 long do steel strips typically last?: Steel strips typically have a long lifespan and can last anywhere between 15 to 30 years, depending on various factors such as the quality of steel used, the conditions they are exposed to, and the level of maintenance provided.

Q: Can steel strips be custom-made to specific dimensions?: Yes, steel strips can be custom-made to specific dimensions.

Q: How are steel strips polished for aesthetic purposes?: Steel strips can be polished for aesthetic purposes through a multi-step process that involves various techniques. The first step is to clean the steel strip thoroughly, removing any dirt, grease, or other contaminants. This can be done by using a solvent or a degreaser. Next, the strip is sanded using progressively finer grits of sandpaper or abrasive pads. This helps to remove any surface imperfections, scratches, or rough spots. The goal is to create a smooth and even surface. After sanding, the strip goes through a buffing process. Buffing involves using a rotating wheel or a polishing machine with a soft cloth or a buffing pad. The wheel or pad is coated with a polishing compound, which can be a paste, liquid, or powder. This compound helps to remove any remaining scratches and brings out a shine on the steel strip. Depending on the desired level of polish, multiple buffing stages may be required, using different compounds with varying levels of abrasive properties. The process may involve using different types of wheels or pads, each designed for specific polishing requirements. Once the desired level of polish is achieved, the strip is thoroughly cleaned again to remove any residue from the polishing compounds. This ensures a clean and smooth finish. Finally, the strip may undergo additional treatments, such as electroplating or coating, to enhance its aesthetic appeal and provide protection against corrosion. Overall, the process of polishing steel strips for aesthetic purposes involves a combination of cleaning, sanding, buffing, and finishing to create a smooth, shiny, and visually appealing surface.

Q: What are the different methods for grinding steel strips?: Grinding steel strips can be accomplished using various methods, depending on the desired results and project specifications. Here are some commonly employed techniques: 1. Surface grinding entails utilizing a horizontal rotary table machine with a grinding wheel to eliminate material from the steel strip's surface. This approach is ideal for achieving a smooth and flat surface finish. 2. Blanchard grinding, a variation of surface grinding, utilizes a vertical spindle machine with a rotating magnetic chuck to remove material. It is particularly effective for grinding large steel strips or parts with high stock removal rates. 3. Centerless grinding involves feeding the steel strip between two grinding wheels, one stationary and the other rotating. This method is often used for grinding cylindrical steel strips with a consistent diameter. 4. Belt grinding employs a sanding belt embedded with abrasive particles to remove material from the steel strip. It is commonly used for deburring, polishing, and shaping the edges of steel strips. 5. Precision grinding relies on specialized grinding machines and techniques to achieve extremely tight tolerances and precise dimensions. This method is preferred for high-precision applications where accuracy is of utmost importance. 6. Cylindrical grinding entails using a cylindrical grinder to grind the outer surface of the steel strip. This method is commonly used for producing cylindrical steel strips with specific diameters or achieving desired surface finishes. These examples represent a small sample of the various grinding methods available for steel strips. The selection of a suitable approach depends on factors such as desired outcomes, project specifications, and the type of steel being processed. It is crucial to carefully consider these factors and consult with professionals before choosing a grinding method.

Q: What is the resistance to wear of a steel strip?: The resistance to wear of a steel strip is typically high due to the hardness and durability of steel. It can withstand friction, abrasion, and other forms of wear and tear, making it a popular choice for various industrial applications such as machinery, tools, and automotive components.

Q: What are the different packaging methods for steel strips?: Steel strips can be packaged using various methods, tailored to meet specific requirements and applications. Some commonly used packaging methods include the following: 1. Coils: Steel strips are often tightly wound into circular shapes to create coils. This packaging method offers compactness, ease of handling, and protection against damage. 2. Wooden crates or pallets: Another popular packaging option involves placing steel strips in wooden crates or pallets. This provides extra protection during transportation and storage, as well as the ability to stack and handle the strips easily. 3. Bundles: Steel strips can also be packaged in bundles, where multiple strips are secured together using steel or plastic straps. Bundles are particularly useful for transporting and storing shorter lengths of steel strips. 4. Cardboard or plastic tubes: For smaller dimensions or specific requirements, steel strips may be packaged in cardboard or plastic tubes. This ensures proper protection and prevents any bending or deformation during transportation. 5. Customized packaging: Depending on the customer's needs, customized packaging methods can be employed. This may involve specialized containers like metal boxes or crates, or the inclusion of additional protective materials such as foam or plastic wraps. The choice of packaging method for steel strips ultimately depends on factors such as strip dimensions, required protection, transportation mode, and specific customer requirements. Each method offers its own advantages and is selected based on the desired level of protection, ease of handling, and cost-effectiveness.

Q: How are steel strips processed for precision cutting?: Steel strips are processed for precision cutting through a series of steps that involve cleaning, levelling, slitting, and edge trimming. These processes ensure that the steel strips are free from impurities, have consistent thickness, and have well-defined edges, resulting in accurate and precise cuts.

Q: How do steel strips handle vibration or impact?: Steel strips are highly resistant to vibration and impact due to their strong and rigid nature. They can absorb and distribute the force of vibration or impact, minimizing the potential damage or deformation. Additionally, the inherent toughness and durability of steel make it an ideal material for handling such dynamic loads.

Q: What is the elongation percentage of steel strips?: The elongation percentage of steel strips refers to the amount by which a steel strip can stretch or deform before it reaches its breaking point. It is a measure of the ductility or the ability of the steel strip to withstand deformation without fracturing. The elongation percentage is typically expressed as a percentage of the original length of the strip. The elongation percentage of steel strips can vary depending on various factors such as the composition of the steel, the manufacturing process, and any heat treatments applied. Generally, steel strips have a relatively high elongation percentage, which makes them suitable for applications that require flexibility and the ability to withstand bending or shaping without breaking. In the case of mild steel, which is commonly used in strip form, the elongation percentage can range from 20% to 40% or even higher. This means that a mild steel strip with an original length of 100mm can stretch up to 40mm or more before it breaks. However, it is important to note that the elongation percentage can be influenced by external factors such as temperature, strain rate, and the presence of impurities or defects in the steel. The elongation percentage of steel strips is an important mechanical property that is considered in the design and selection of materials for various applications. It is particularly relevant in industries such as automotive, construction, and manufacturing where the ability of a material to deform without failure is crucial.

Q: How are steel strips used in the production of electrical conductors?: Steel strips are commonly used in the production of electrical conductors due to their excellent electrical conductivity and mechanical properties. These strips serve as the foundation or core of the electrical conductor, providing strength and support to the overall structure. In the manufacturing process, steel strips are typically coated with a layer of copper or aluminum to enhance their conductivity. This is achieved through various methods like electroplating or hot dipping. The coating helps to reduce electrical resistance and improve the flow of electric current through the conductor. Steel strips are also used in the production of transformer windings. Transformers play a crucial role in the transmission and distribution of electricity, and the steel strip serves as the core around which the copper or aluminum wire is wound. The steel core provides stability to the windings, ensuring that they remain in place and are properly insulated. Additionally, steel strips are employed in the production of overhead power lines. These power lines carry large amounts of electrical current over long distances, and the steel strips are used as the core material for the conductors. The steel core provides mechanical strength and helps to prevent sagging of the power lines, ensuring efficient transmission of electricity. Overall, steel strips are an integral part of the production of electrical conductors due to their electrical conductivity, mechanical strength, and ability to support and enhance the performance of the conductors.

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