Hot Dip Galvanized Steel Sheet

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Product Description:

General Information of Hot Dip Galvanized Steel Coil

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.

Specification of Hot Dip Galvanized Steel Coil:

1. Thickness: 0.13mm-0.7mm

2. Width: 600mm-1250mm

3. Zinc Coating: 30-200g/m2

4. Internal Diameter: 508mm/610mm

5. Coil Weight: 3-12MT

6. Quality: commercial and structural quality

7. Surface Treatment: regular & minimum spangle, zero spangle, oiled & dry , chromated , non-skin pass ,skin pass

8. Standard: JIS G 3302, ASTM A 653M, EN 10327

9. Steel Grade: SGCC, CS, FS, SS, LFQ, DX51D+Z , S280GD

Technical Data of Hot Dip Galvanized Steel Coil

Chemical Composition	C	Si	Mn	P	S
Chemical Composition	0.04-0.06%	0.01-0.03%	0.18-0.22%	0.014-0.016%	0.006%-0.009%

Technical Data
Yield Strength	(Mpa) 280-320
Tensile Strength	(Mpa) 340-390
Elongation	20%-30%
Out-of-square	not exceed 1% Flatness
Bow	15mmmax
Edge Wave	9mmmax
Centre Buckle	8mmmax
Bending At 180 Degree	No crack, purling and fraction

Application of Hot Dip Galvanized Steel Coil

It can be widely used in transportation, light industry, civil usage and farming. It is also the perfect building material in construction for making roofing tile, steel profiles for wall partition, T-bar, studs, fireproof door, air conditioning duct and home appliance.

Package of Hot Dip Galvanized Steel Coil

Full wrapped with anti-damped paper inside, iron sheet wrapped outside, and bundled by iron strips.

Q: What is the difference between a hot rolled and pickled steel sheet?: A hot rolled steel sheet is made by rolling a heated slab of steel through a series of large rollers, resulting in a thick and rough surface finish. On the other hand, a pickled steel sheet undergoes an additional process called pickling, where the surface of the hot rolled steel is treated with an acid solution to remove impurities and create a smooth and clean surface finish. So, the main difference between the two is the surface finish - hot rolled steel has a rougher surface, while pickled steel has a smoother and cleaner surface.

Q: Are steel sheets suitable for cryogenic applications?: Yes, steel sheets are suitable for cryogenic applications. Steel is known for its high strength, toughness, and durability, which makes it capable of withstanding extreme cold temperatures. Additionally, steel is resistant to thermal stress and exhibits good thermal conductivity, making it a suitable material for cryogenic storage tanks, pipelines, and other cryogenic equipment.

Q: What is the difference between a corrugated and flat steel sheet?: The structural design is the main distinction between a corrugated steel sheet and a flat steel sheet. A corrugated sheet has a wavy pattern formed by parallel ridges and grooves, which adds strength and rigidity. This makes it suitable for applications that need to bear heavy loads. Furthermore, the ridges in a corrugated sheet enhance its resistance to bending and impact, making it a popular choice for roofing and siding. On the other hand, a flat steel sheet lacks ridges or grooves and has a smooth, flat surface. This design allows for more flexibility and easy fabrication into different shapes and sizes. Flat steel sheets are commonly used in applications that require a smooth and even surface, such as automotive body panels, appliances, and fabrication projects. In terms of appearance, corrugated steel sheets have a distinct and textured look due to their wavy pattern, while flat steel sheets have a sleek and uniform appearance. In summary, the choice between a corrugated and flat steel sheet depends on the specific application and desired characteristics. If enhanced strength and load-bearing capabilities are needed, a corrugated sheet would be preferred. However, if versatility and ease of fabrication are important, a flat steel sheet would be the more suitable option.

Q: What are the different fastening options for steel sheets?: Some common fastening options for steel sheets include screws, nails, rivets, and welding. Screws are often used for attaching steel sheets to metal or wood frames, while nails are commonly used for temporary or lighter applications. Rivets provide a secure and permanent fastening method, often used in industrial or structural settings. Welding is another option, involving the fusion of steel sheets together using heat. Each fastening option has its advantages and is chosen based on the specific requirements of the application.

Q: What are the different alloys used in steel sheet production?: There are several different alloys used in steel sheet production, including carbon steel, stainless steel, galvanized steel, and weathering steel.

Q: What are the different bending radius options for steel sheets?: The bending radius options for steel sheets can vary depending on the thickness and type of steel being used. Generally, the bending radius for steel sheets ranges from 0.5 to 2 times the thickness of the sheet. For thinner sheets, such as those with a thickness of 0.5mm to 2mm, a bending radius of 0.5 to 1 times the sheet thickness is typically recommended. This allows for a tighter bend without risking cracking or deformation of the steel. For thicker sheets, such as those with a thickness of 2mm to 6mm, a bending radius of 1 to 1.5 times the sheet thickness is commonly used. This ensures that the steel retains its structural integrity and prevents any excessive stress or strain during the bending process. For even thicker sheets, typically above 6mm, a bending radius of 1.5 to 2 times the sheet thickness is often required. This larger bending radius helps to avoid any potential damage or distortion to the steel, ensuring a successful bending operation. It is important to note that these bending radius options are general guidelines and may vary depending on the specific steel grade, composition, and intended application. It is always recommended to consult the manufacturer's recommendations or seek expert advice when determining the appropriate bending radius for steel sheets.

Q: How are steel sheets measured?: Steel sheets are typically measured by their thickness, width, and length. The thickness is expressed in gauge or millimeters, while the width and length are measured in feet or meters.

Q: Can steel sheets be used in furniture applications?: Yes, steel sheets can be used in furniture applications. They are commonly used for creating sturdy and durable furniture pieces like tables, chairs, and shelves. Steel sheets provide strength, stability, and a modern aesthetic to furniture designs.

Q: Are the steel sheets suitable for solar panel mounting?: Yes, steel sheets are suitable for solar panel mounting. Steel is a strong and durable material that can provide a stable and secure base for solar panels. It has the necessary strength to support the weight of the panels and withstand various weather conditions. Additionally, steel sheets can be easily fabricated and customized to fit the specific requirements of the solar panel installation. Overall, using steel sheets for solar panel mounting can ensure a reliable and long-lasting foundation for the panels.

Q: Are steel sheets resistant to termites?: Steel sheets are not immune to termites, contrary to materials like concrete or steel. Termites can effortlessly invade steel sheets and devour the wood framing or any organic substances that might be there. Thus, it is crucial to implement necessary precautions to safeguard steel sheets from termite infestation. These measures may include utilizing termite barriers, treating the adjacent soil, or routinely examining and upkeeping the region to deter termite intrusion and destruction.

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