Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality System 1

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality System 2

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

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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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Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

1.Structure of 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, rainwater protective systems, air conditioning duct as well as electrical appliances and engineering.

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

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent anticorrosive property

• High strength

• Good formability

• Good visual effect

3.Hot-Dip Galvanized Steel Sheet Images

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

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

Surface treatment: Chromate treatment, Oiled/dry, skinpassed/non-skinpassed

Packing: Standard seaworthy export package

Technology test results:

Processability	Yield strength	Tensile strength	Elongation %	180°cold-bending
Common PV	-	270-500	-	d=0,intact,no zinc removal
Mechanical interlocking JY	-	270-500	-	d=0,intact,no zinc removal
Structure JG	>=240	>=370	>=18	d=0,intact,no zinc removal
Deep drawn SC	-	270-380	>=30	d=0,intact,no zinc removal
EDDQ SC	-	270-380	>=30	d=0,intact,no zinc removal

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；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

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 common uses for steel coils?: Steel coils are commonly used in various industries for purposes such as manufacturing automobiles, appliances, construction materials, and metal fabrication. They are also used in the production of pipes, tubes, and structural components, making them a versatile material for a wide range of applications.

Q:What are the common surface defects in steel coils?: Steel coils commonly have surface defects, including scratches, pits, indentations, stains, and rust spots. Scratches may occur due to mishandling or processing, and their depth and length can vary. Pits are small depressions caused by impurities in the steel or during manufacturing. Indentations are similar but larger and more noticeable. Stains can result from chemicals, water, or other contaminants coming into contact with the steel. Rust spots form when the steel is exposed to moisture or corrosive elements, leading to iron oxide formation. These defects can impact the appearance, quality, and performance of the steel, necessitating their resolution to ensure the intended use of the coils.

Q:hello friends, I have some old 7.62x54r on stripper clips its nasty gunk on it can i use steel wool to glean it and still have it fire safely?: You could, but if you have access to a vibrating case tumbler, it would work much better. I just tumbled a batch of 1,000 of tarnished and dirty Romanian 7.62X25 and it now looks like brand new commercial ammo.

Q:What are the different methods of transporting steel coils?: There are several methods of transporting steel coils, depending on factors such as the weight, size, and distance of the shipment. Some of the different methods include: 1. Flatbed trucks: Steel coils can be transported on flatbed trucks, which have a large open platform for easy loading and unloading. This method is commonly used for short to medium distance shipments and allows for easy access to the coils. 2. Rail transport: Steel coils can also be transported via rail. Specialized railcars called coil cars are used for this purpose, which have a curved interior to securely hold the coils in place. Rail transport is often used for long-distance shipments, as it is cost-effective and can handle large quantities of steel coils. 3. Shipping containers: Steel coils can be loaded into shipping containers for transportation via sea or inland waterways. The coils are usually secured inside the container using bracing or blocking materials to prevent movement during transit. This method is commonly used for international shipments and allows for easy handling and transfer between different modes of transportation. 4. Barges: In certain cases, steel coils can be transported on barges along rivers, canals, or other inland waterways. Barges are often used for large and heavy shipments, as they offer a cost-effective and efficient mode of transportation. 5. Roll-on/roll-off (RoRo) vessels: RoRo vessels are specialized ships designed to transport vehicles and large cargo that can be rolled on and off the ship. Steel coils can be loaded onto trailers or flatbeds and driven onto the vessel, making it a convenient method for transportation. 6. Air freight: While not as common due to cost considerations, steel coils can also be transported by air. This method is typically used for urgent and time-sensitive shipments, or when the distance is too great for other modes of transportation. Air freight offers the advantage of speed and can be a viable option for certain situations. Overall, the choice of transportation method for steel coils depends on various factors such as cost, distance, time frame, and logistical requirements. Freight forwarders and logistics providers can help determine the most suitable method for a specific shipment.

Q:How do steel coils affect the quality of finished products?: Steel coils can have a significant impact on the quality of finished products. Their quality, including dimensions, surface condition, and mechanical properties, directly affects the final product's strength, durability, and appearance. Coils with inconsistent dimensions or surface defects can lead to uneven or weak finished products. Similarly, if the mechanical properties of the coils do not meet the required specifications, it can compromise the performance and functionality of the end product. Therefore, ensuring the high quality of steel coils is crucial for achieving superior finished product quality.

Q:Heard some steel companies like TATA Steel and JSW are in good performance. can some one suggest me if its good time to invest in steel industry ?: To be blunt, with the Environmental-Terrorists like Green Peace and The Sierra Club making it basically impossible for Steel Production in the US to be a profitable industry, you are better off investing in Chinese Steel Companies than American. Same goes for Electricity Production and Petroleum Refining... These Environmental Terrorist Organizations and their misguided leftist followers have made it impossible to build new refineries in the US, which is why the price of Diesel Fuel is so much higher than unleaded, which is not only insane since Diesel Fuel actually requires LESS processing to be a viable product but also because our Transportation Industry as a whole relies upon Diesel Fuel to get everything in your home and office from manufacturer to store. By keeping the Energy Industry held hostage to these irresponsible and, to be blunt, insane laws, they have caused a rise in the price of EVERYTHING sold in the United States... From a deck of cards to homes. If we were not basically banned from building new Nuclear Reactors, we could cut our dependance on Coal by at least half... Anything having to do with any industry that could even potentially do with Pollution, regardless of how far advanced the technology has advanced away from that, it is restricted by Eco-Terrorists and mindless sheep that spend too much time listening to propaganda rather than fact checking what their Masters spoon feed them.

Q:What are the different types of steel coil surface treatment methods?: There are several different types of steel coil surface treatment methods that are commonly used in various industries. These methods are employed to enhance the appearance, durability, and performance of steel coils. Some of the common types of steel coil surface treatment methods include: 1. Hot-dip galvanizing: This process involves immersing the steel coil in a bath of molten zinc. The zinc coating provides excellent corrosion resistance and protects the steel from rusting. 2. Electro-galvanizing: In this method, a thin layer of zinc is electroplated onto the surface of the steel coil. It offers similar corrosion protection as hot-dip galvanizing but with a thinner coating. 3. Cold-rolled steel coil: This process involves passing the steel coil through a series of rollers at room temperature. It results in a smooth and polished surface finish, which is ideal for applications that require a high-quality appearance. 4. Pre-painted steel coil: Also known as color-coated steel coil, this treatment method involves applying a layer of paint or coating onto the steel surface. It provides an attractive appearance and additional protection against corrosion. 5. Phosphating: This treatment method involves applying a phosphate coating onto the steel surface. Phosphating improves the adhesion of subsequent coatings, such as paint or powder coating, and provides corrosion resistance. 6. Chromate conversion coating: This method involves applying a conversion coating, typically using chromium compounds, onto the steel coil surface. It enhances the paint adhesion and provides corrosion resistance. 7. Passivation: Passivation is a chemical treatment that is used to remove iron oxide and other contaminants from the steel surface. It improves the corrosion resistance of the steel coil. 8. Oiling: Oiling is a common surface treatment method that involves applying a thin layer of oil onto the steel coil surface. It helps to prevent corrosion during storage and transportation. These are some of the commonly used steel coil surface treatment methods. The choice of treatment method depends on the specific requirements of the application, such as corrosion resistance, appearance, and performance.

Q:What are the common tests performed on steel coils?: The common tests performed on steel coils include dimensional inspection, visual inspection, chemical composition analysis, mechanical testing (such as tensile and hardness tests), coating thickness measurement, and surface quality assessment.

Q:How much money do you think I could get per lb if I wanted to trade in scrap steel material?: Scrap steel is usually traded per ton. Average steel prices fluctuate on a daily basis. General prices for scrap steel are around $100 - $200 per ton. For daily scrap steel prices check the source below

Q:Can steel coils be used in the manufacturing of appliances?: Yes, steel coils can be used in the manufacturing of appliances. Steel coils are often used as a primary raw material in the production of various appliances such as refrigerators, stoves, dishwashers, and washing machines. The steel coils are typically processed and shaped into specific parts or components required for the appliances, such as panels, frames, or doors. The use of steel coils in appliance manufacturing offers several advantages, including strength, durability, and resistance to corrosion. Additionally, steel coils can be easily fabricated and manipulated to meet the specific design requirements of different appliances, making them a versatile and commonly used material in the industry.

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