Hot-Dip Galvanized Steel Coil with Best Quality of China

Hot-Dip Galvanized Steel Coil with Best Quality of China System 1

Hot-Dip Galvanized Steel Coil with Best Quality of China

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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 Coil Description：

Hot-dip galvanized steel coil 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 Coil：

• 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 Coil Images

Hot-Dip Galvanized Steel Coil with Best Quality of China

4.Hot-Dip Galvanized Steel Coil Specification

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

Grade: SPCC, SPCD, Q195, DX51D

Thickness: 0.15-5.0mm

Model Number: coil

Type: Steel Coil

Technique: Cold Rolled

Surface Treatment: Galvanized

Application: Container Plate

Special Use: High-strength Steel Plate

Width: 600-1250mm

Length: depends

commodity: hot dipped galvanized steel coil

technique: cold rolled

thickness: 0.15-5.0mm

width: 600-1500mm

surface treatment: galvanized

zinc coating: 50-275g/m2

coil weight: 3-7 tons

coil ID: 508/610mm

spangle: zero spangle, regular spangle, small spangle, big spangle

payment term: by L/C or T/T

5.FAQ of Hot-Dip Galvanized Steel Coil

What’s the application of this product?

There are many applications for this product. For example, roofing, cladding, decking, tiles, sandwich walls, etc.

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:Stains tends to leave on the stainless steel microwave oven and its very hard to clean off the stain (brownish stain) please suggest the best way to remove it.: use a sponge/scrubber with soft scrub

Q:How are steel coils used in the production of storage racks and shelving?: Steel coils are a crucial component in the manufacturing process of storage racks and shelving. These coils are typically made from high-quality steel that is rolled into a long, continuous strip. The steel coils are then processed and transformed into various forms, such as sheets or strips, which are used to create the frames, shelves, and other structural components of storage racks and shelving systems. Firstly, the steel coils are unwound and flattened through a series of machines, ensuring uniform thickness and width. This process enables manufacturers to obtain sheets or strips of steel with consistent dimensions, which are essential for the production of storage racks and shelving that need to meet specific design specifications and structural requirements. Once the steel coils are flattened and cut into the desired sizes, they are further processed to add necessary features and characteristics. This can involve bending, punching, or welding the steel to create the desired shapes, such as uprights, beams, or brackets for the storage racks and shelving. These components are then assembled together to form the framework of the storage system. The durability and strength of steel make it an ideal material for storage racks and shelving. Steel coils provide the necessary structural integrity and load-bearing capacity required to support heavy items and withstand the rigors of everyday use. Additionally, steel is resistant to corrosion, which ensures the longevity and reliability of the storage racks and shelving systems. Furthermore, steel coils can be coated or galvanized to enhance their resistance to rust and corrosion. This protective layer helps to maintain the aesthetic appeal and structural integrity of the storage racks and shelving, especially in environments with high humidity or exposure to moisture. In summary, steel coils play a vital role in the production of storage racks and shelving. They provide the raw material from which various components are fabricated, ensuring the strength, durability, and load-bearing capacity necessary for these storage systems. The versatility and adaptability of steel allow manufacturers to create storage racks and shelving that meet specific design requirements and offer long-lasting storage solutions for a wide range of applications.

Q:How are steel coils inspected for elongation using elongation testers?: Steel coils are inspected for elongation using elongation testers by following a specific procedure. First, a representative sample is taken from the steel coil, which is then prepared for testing by cutting it into a specific size and shape. The sample is usually in the form of a flat strip. The prepared sample is then placed into the elongation tester, which consists of two clamps. One end of the sample is securely held in one clamp, while the other end is held in the other clamp. The clamps are designed to prevent any slippage during the testing process. Once the sample is properly clamped, the elongation tester applies a tensile force to the sample. This force gradually increases, causing the sample to elongate. As the sample elongates, the tester measures the change in length using a precision measuring instrument, such as a strain gauge or an extensometer. The elongation tester records the original length of the sample before the test and continuously measures the length as the force is applied. The elongation is calculated by subtracting the original length from the final length of the sample and then dividing it by the original length. This gives the percentage of elongation. The obtained elongation value is compared to the specified elongation requirements set by industry standards or customer specifications. If the elongation falls within the acceptable range, the steel coil is deemed to have passed the elongation test. If the elongation value exceeds the allowable limits, the steel coil may be rejected or undergo further investigation to determine the cause of elongation. Overall, the process of inspecting steel coils for elongation using elongation testers involves taking representative samples, clamping them securely, applying a tensile force, measuring the change in length, and calculating the percentage of elongation. This helps ensure the quality and mechanical properties of the steel coils, thereby meeting the desired standards and requirements.

Q:What does "steel roll number" mean?: Steel coil number is the specification of steel coil.

Q:What are the dimensions of steel coils used in the construction materials industry?: The dimensions of steel coils utilized in the construction materials industry may differ based on specific requirements and applications. Nevertheless, there exist some commonly employed dimensions. In this industry, steel coils usually possess a width that spans from 600mm to 2,000mm, with the most frequently observed widths being 1,000mm and 1,200mm. The thickness of these coils can fluctuate between 0.4mm and 2.5mm, with the most commonly adopted thicknesses ranging between 0.6mm and 1.2mm. The inner diameter of the coil, commonly referred to as the core size, can vary from 508mm to 610mm, with 610mm being the predominant core size. Moreover, the weight of these coils can also differ, with typical weights ranging from 3 to 15 tons. It is important to emphasize that these dimensions might alter depending on specific project requirements and can be tailored to suit the demands of a particular construction project.

Q:What are the common coil diameters available for steel coils?: Steel coils come in a range of common diameters depending on the industry and purpose. Generally, the most frequently used coil diameters for steel range from 24 inches to 72 inches. These diameters are commonly utilized in sectors like automotive, construction, and manufacturing. It should be noted that the required coil diameter might vary depending on factors such as the material's size and weight, the equipment used for coil handling, and the specific requirements of the end-use application.

Q:Is steel easier to weld?Which is more brittle/less flexible?: You should not attempt to do any traditional welding of steel to aluminum as they can form a hard and brittle inter metallic compound known as iron aluminide. You would have to employ a process that did not melt either species. Cladding could be an option but you are kind of limited to flat products that are sandwiched together. There is also explosive which does almost the same thing as cladding. Friction stir welding might be possible but I cant vouch for that. The temperature does get pretty hot, so I am not sure what would happen. But any of these suggestions would take specialized equipment not available to the average user. For weight, Al is 2.7 g/cc and Iron is about 7.8 so it is about 3 times heavier for the same volume. How strong either of them are greatly depends on specific alloys and heat treatment. I think some of the strongest aluminum alloys have a yield strength of about 50,000 psi which would relate to a relatively weak steel. For steel, there are alloys that can have yield strengths in the hundreds of thousands psi.

Q:What are the different coil surface finishes?: Some of the different coil surface finishes include plain, polished, brushed, embossed, and coated.

Q:What are the different methods of annealing steel coils?: The different methods of annealing steel coils include full annealing, process annealing, spheroidize annealing, and stress relief annealing.

Q:Does anyone know what is 12 gage Cold Rolled Steel meaning? Also, help me to describe it.Thank you so muck ~!Mark Lin: Steel thickness is measured by gages. 16 gage is approximately 1/16th of an inch. The larger the number (say, 24), the thinner the steel. Steel is made from large metal bars (4'x12', about 8 thick) that pass through presses to get thinner and thinner. If the final stages of rolling are done with pressure and not heat, it is cold rolled. It often gets galvanized to prevent rusting. Hope this helps.

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