Hot-Dip Galvanized Steel Roof of High Quality with Different Thickness

Hot-Dip Galvanized Steel Roof of High Quality with Different Thickness System 1

Hot-Dip Galvanized Steel Roof of High Quality with Different Thickness

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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1. Hot-Dip Galvanized Steel Roof Description：

Hot-dip galvanized steel roof 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 application.

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

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Hot-Dip Galvanized Steel Roof Images

Hot-Dip Galvanized Steel Roof of High Quality with Different Thickness

4.Hot-Dip Galvanized Steel Roof Specification

Material: Galvanized Sheet

Width: 650/800/890/900

Length: 1500/1800/2000/2400/3005/3600 or customized

Thickness: 0.2-2.0

Surface Treatment: Hot dipped/Bended

Application: warehouse; shelter; Commercial facilities; industrial facilities

5.FAQ of Hot-Dip Galvanized Steel Roof

Which payment term we can do?

L/C at sight or T/T.

What’s the basic material of this product?

Galvanized/Aluzinc Steel

What’s the coating composition of Hot-Dip Galvanized Steel Coil?

The coating composition is 55% aluminium in weight ratio, 43.4% zinc, and 1.5% silicon, with excellent corrosion and heat resistance performance.

Q:What are the common coil finishes available for steel coils?: There are several common coil finishes available for steel coils, each serving different purposes and providing distinct aesthetic appearances. Some of the most frequently used coil finishes include: 1. Hot-dip galvanized: This finish involves immersing the steel coil in a bath of molten zinc, which forms a protective layer on its surface. It provides excellent corrosion resistance and is widely used in outdoor applications such as roofing, fencing, and automotive parts. 2. Galvannealed: This finish is achieved by annealing the hot-dip galvanized steel coil, resulting in a matte gray appearance. Galvannealed coils offer enhanced paint adhesion, making them suitable for applications that require subsequent painting or powder coating, such as appliances and furniture. 3. Electro-galvanized: In this process, a thin layer of zinc is electroplated onto the steel coil's surface. Electro-galvanized finishes provide good corrosion resistance and are commonly used in indoor applications, such as electrical enclosures, HVAC systems, and automotive components. 4. Pre-painted or coated: These finishes involve applying a layer of paint or a coating system to the steel coil, enhancing its appearance and providing additional protection. Pre-painted coils are extensively used in construction, appliances, and automotive industries due to their aesthetic appeal and corrosion resistance. 5. Bare or mill finish: This finish refers to the untreated, raw steel coil without any additional coatings or finishes. Bare steel coils are commonly used in applications where corrosion resistance is not a primary concern, such as structural components, pipes, and tubes. These are just a few of the most common coil finishes available for steel coils, and each offers unique properties and advantages depending on the intended use of the steel coil. It is important to carefully consider the specific requirements of the application to choose the most suitable coil finish.

Q:How are steel coils made?: Steel coils are made through a process called hot rolling, where a large slab of steel is heated and passed through a series of rolling mills to gradually reduce its thickness and shape it into a coil.

Q:How do you calculate the weight of a steel coil?: In order to determine the weight of a steel coil, one must have knowledge of its dimensions and the specific gravity of the steel. The weight can be calculated using the following formula: Weight of steel coil = Length of coil (in meters) x Width of coil (in meters) x Thickness of coil (in meters) x Specific gravity of steel To begin, measure the length, width, and thickness of the steel coil in meters. It is important to ensure that all measurements are in the same unit in order to obtain accurate calculations. Next, find the specific gravity of the steel. The specific gravity is the ratio of the density of the substance to the density of water. For steel, the specific gravity is typically around 7.8. Multiply the length, width, and thickness of the coil together. This calculation will provide the volume of the steel coil in cubic meters. Lastly, multiply the volume of the coil by the specific gravity of steel to obtain the weight of the steel coil in kilograms (kg). Please note that this calculation only accounts for the weight of the steel coil and does not consider any additional factors such as the core material or any other components included in the coil.

Q:How do we use steel ?plesase answer, its for homework xxx: Iron and steel are used widely in the construction of roads, railways, infrastructure, and buildings. Most large modern structures, such as stadiums and skyscrapers, bridges, and airports, are supported by a steel skeleton. Even those with a concrete structure will employ steel for reinforcing. In addition to widespread use in major appliances and cars steel is used in a variety of other construction-related applications, such as bolts, nails, and screws.Other common applications include shipbuilding, pipeline transport, mining, aerospace, white goods, office furniture, steel wool, tools, and armour in the form of personal vests or vehicle armour.

Q:Can steel coils be reused?: Yes, steel coils can be reused. Steel is a highly recyclable material, and steel coils can be melted down and used to produce new steel products. Recycling steel coils not only helps to conserve resources and reduce waste but also contributes to a more sustainable and environmentally-friendly manufacturing process.

Q:What's the best material for color coated steel coil?: Color steel roll is a kind of composite material, also called color coating steel plate. It is produced by continuous coating on the production line by surface degreasing and phosphating etc. after being coated with organic coating, the product is made by baking. Color steel roll is a composite material, both steel and organic materials, both of them a little. Both the mechanical strength of steel plate and easy molding performance, but also organic materials, good decoration, corrosion resistance.

Q:How are steel coils used in the production of automotive suspension systems?: Steel coils are used in the production of automotive suspension systems as they provide the necessary support and flexibility for the vehicle's suspension. These coils are typically used in the form of coil springs, which absorb shocks and vibrations from the road surface, ensuring a smooth and comfortable ride for the driver and passengers. The steel coils are designed to withstand the weight of the vehicle while maintaining their shape, allowing for proper suspension movement and control.

Q:What are the different methods of welding steel coils?: There are several methods of welding steel coils, including MIG (Metal Inert Gas) welding, TIG (Tungsten Inert Gas) welding, and resistance welding. MIG welding uses a consumable electrode wire and an inert gas as a shielding medium to create an arc and join the coils. TIG welding, on the other hand, uses a non-consumable tungsten electrode and a separate filler material to create the weld. Resistance welding involves applying pressure and passing an electric current through the coils to create a weld. Each method has its advantages and is chosen based on factors such as the type and thickness of the steel, desired quality, and production requirements.

Q:What are the dimensions of steel coils used in the metalworking tool industry?: The dimensions of steel coils used in the metalworking tool industry vary depending on the specific requirements of the tool being manufactured. However, common dimensions for steel coils in this industry range from 0.5 to 3 millimeters in thickness and 1000 to 2000 millimeters in width.

Q:What are the different types of steel coil finishes used in architectural applications?: There are several types of steel coil finishes commonly used in architectural applications. These include mill finish, galvanized finish, painted finish, and stainless steel finish. Mill finish refers to the natural appearance of steel after it has been processed, which typically has a smooth, matte surface. Galvanized finish involves coating the steel with a layer of zinc to provide corrosion resistance. Painted finish involves applying a coat of paint to the steel surface, offering both protection and aesthetic appeal. Lastly, stainless steel finish involves using a steel alloy with a high percentage of chromium, resulting in a shiny and corrosion-resistant surface.

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