Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China

Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China System 1

Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China System 2

Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China System 3

Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China

1. Hot-Dip Galvanized Steel Sheet Description：

Hot-dip galvanized steel coils are available with a pure zinc coating through the hot-dip galvanizing process. It offers the economy, strength and formability of steel combined with the corrosion resistance of zinc. The hot-dip process is the process by which steel gets coated in layers of zinc to protect against rust. It is especially useful for countless outdoor and industrial applications. Production of cold formed corrugated sheets and profiles for roofing, cladding, decking, tiles, sandwich walls.

2.Main Features of the Hot-Dip Galvanized Steel Sheet：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• High strength

• Good visual effect

3.Hot-Dip Galvanized Steel Sheet Images

Pre-Painted Galvanized/Aluzinc Steel Coil Good Price in China

4.Hot-Dip Galvanized Steel Sheet Specification

Standard: ASTM, JIS,EN

Grade: CS, DX51D+Z,SGCC, SS 230~550,S220GD+Z~S550GD+Z, SGC340~SGC570

Thickness: 0.18mm~5mm

Width: max 2000mm

Coil weight:3-12 MT

Coil ID:508/610mm

Surface structure: zero spangle, regular spangle or minimum spangle

5.FAQ of Hot-Dip Galvanized Steel Sheet

We have organized several common questions for our clients，may help you sincerely：

1.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.

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 15-30 days, but the shipment will depend on the vessel situation.

Q:What are the different types of steel coil coatings?: There are several different types of steel coil coatings, including galvanized, galvalume, pre-painted, and organic coatings.

Q:How are steel coils inspected for surface finish variations?: Steel coils are inspected for surface finish variations by using techniques such as visual inspection, magnetic particle inspection, and surface roughness measurement.

Q:What are the common international standards for steel coils?: The common international standards for steel coils include ASTM A653/A653M, EN 10142, JIS G3302, and ISO 3575. These standards provide specifications for the physical and mechanical properties of steel coils, such as the thickness, width, and coating requirements. They ensure consistent quality and compatibility in the global steel industry.

Q:Are steel coils used in shipbuilding?: Yes, steel coils are commonly used in shipbuilding. They are primarily used to manufacture various structural components and hull sections of ships due to their strength, durability, and resistance to corrosion.

Q:How are steel coils processed into finished products?: Steel coils are processed into finished products through a series of steps including uncoiling, leveling, cutting, shaping, and surface treatment. The uncoiling process involves unwinding the steel coil to create a flat sheet. Next, leveling machines remove any unevenness in the sheet's surface. Then, the sheet is cut into desired lengths or shapes using cutting machines. Shaping processes such as bending, rolling, or stamping are performed to achieve the desired product form. Finally, surface treatment techniques like galvanizing, painting, or coating are applied to enhance the product's durability and appearance.

Q:I need to know how you rate the hardness of steel any ideas?: Find your portable hardness testers from our latest collections thats for sure having the ability to test hardness of metal alloys and plastic by applying some amount of pressure on it. All our evaluators can evaluate in Brinell, Rockwell and Vickers machines.

Q:Hey guys do you know anything about Steel Arch Building and how this structure really looks like?: Steel Arch buildings consist of arched steel panes and can be erected very easily in minimal time. Steel Arch buildings can be used for both agricultural and industrial purposes. They come in the shape of an arch which serves the dual purpose of both the roof and the wall. after constructing it you can get 100% useable clear span space! No poles, beams or trusses are required for it. We can call it do-it-yourself construction cause most buildings are erected in just a few days with help from family or friends.

Q:im writing a book.-how is steel made? like, from what natural resources?-is there a type of factory that just prouduces steel to then be made into the various things made out of steel? if so, what kind of company might that be?-what is the first stage of steel, like, right after the other....ingrediants......are mixed, but before it is shaped into whatever its destined to be?thank you so much, i really appreciate it!: Steel is made from iron with some amount of carbon added in- in essence, it is an alloy. A steel factory is a factory that makes steel. It is often sold in bars or in ingots, but many factories also produce steel in prefabricated shapes. The first stage of steel involves molten iron, which then has carbon added to it, eventually becoming molten steel, which hardens into steel.

Q:What is the process of galvanizing steel coils?: The process of galvanizing steel coils involves several steps to enhance their durability and protect them from corrosion. Firstly, the steel coils are cleaned thoroughly to remove any dirt, oil, or other impurities that may be present on the surface. This is done through an acid pickling process, where the coils are immersed in a bath of diluted acid solution or treated with a chemical cleaner. This step ensures that the surface of the coils is free from any contaminants, allowing for better adhesion of the zinc coating. After the cleaning process, the coils are rinsed to remove any remaining acid or cleaner. This is crucial to prevent any adverse reactions with the next step of the process. The next step is the actual galvanization, where the cleaned coils are dipped into a bath of molten zinc. The coils are carefully passed through the zinc bath using rollers or other mechanisms to ensure that the entire surface is coated evenly. The zinc bath is maintained at a specific temperature, typically around 450°C (842°F), which allows the molten zinc to bond with the steel surface. As the coils are withdrawn from the zinc bath, excess zinc is removed by passing them through air knives or by centrifugal spinning. This helps to control the thickness of the zinc coating and ensure a uniform appearance. Once the galvanization process is complete, the steel coils are cooled down gradually to room temperature. This allows the zinc coating to solidify and bond firmly with the steel surface, creating a protective barrier against corrosion. The final step in the process is inspection and quality control. The galvanized steel coils are inspected for any defects, such as uneven coating or areas with insufficient zinc coverage. This is usually done visually or through specialized equipment that can detect any anomalies. Additionally, the coating thickness is measured to ensure it meets the required specifications. Overall, the process of galvanizing steel coils is designed to enhance their longevity and protect them from rust and corrosion. By applying a layer of zinc coating to the steel surface, the coils become more resistant to environmental factors, making them suitable for a wide range of applications in various industries.

Q:How are steel coils priced and traded in the market?: Steel coils are typically priced and traded in the market based on various factors such as the current demand and supply, raw material costs, production costs, and market competition. Steel coil pricing often takes into account the specifications of the coil, including its size, thickness, width, and grade. Additionally, market dynamics, such as global economic conditions, trade policies, and currency fluctuations, can also influence steel coil pricing. Traders and buyers negotiate prices based on these factors, and the final price is determined through a combination of supply and demand dynamics and market forces.

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