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 are the different edge finishes available for steel sheets?: Depending on the desired aesthetic and functional requirements, steel sheets offer various edge finishes. The most common options are as follows: 1. Mill Edge: Directly from the steel mill, this is the standard and unfinished edge. It is typically used in non-critical applications like industrial or structural use. 2. Trimmed Edge: Irregularities and burrs are removed by trimming or shearing the rough mill edge. This provides a cleaner and more uniform edge, making it suitable for applications where appearance matters. 3. Deburred Edge: Through a deburring process, sharp or jagged edges are eliminated, resulting in a smooth and rounded edge. This enhances safety, making it common in applications involving frequent handling or contact. 4. Beveled Edge: The edge is cut or ground at an angle, creating a sloping or chamfered edge. This improves both aesthetics and functionality, especially in architectural applications and jointing or welding. 5. Rolled Edge: By rolling or bending the steel sheet's edge, a rounded or folded edge is formed. Rolled edges provide a smooth and finished appearance, making them ideal for visible applications like decorative or furniture manufacturing. 6. Hemmed Edge: Folding the edge of the steel sheet over itself creates a double-layered and durable edge resistant to fraying or unraveling. Hemmed edges are commonly used in exposed areas that require added durability, such as roofing or sign manufacturing. These examples demonstrate the range of edge finishes available for steel sheets. Each finish offers unique characteristics and benefits, allowing for customization based on specific requirements and preferences.

Q:How do steel sheets perform in terms of wear resistance?: In terms of wear resistance, steel sheets exhibit impressive performance. Renowned for their strength and durability, steel is well-known for these attributes, and steel sheets are equally exceptional. They possess the capability to endure substantial loads, abrasion, and impact, rendering them highly suitable for various applications where wear resistance is of utmost importance. Moreover, the wear resistance of steel sheets can be further augmented through the utilization of surface treatments or coatings. In summary, steel sheets are extensively favored in industries necessitating materials capable of enduring wear and tear for prolonged durations.

Q:Are the steel sheets easy to install?: Indeed, the installation of steel sheets is generally a straightforward task. Their lightweight nature allows for easier handling and maneuverability throughout the installation procedure. Moreover, steel sheets often come equipped with pre-drilled holes or interlocking systems, which further streamlines the installation process. By employing the correct tools and possessing fundamental construction knowledge, individuals can effortlessly mount steel sheets onto diverse surfaces like roofs, walls, or fences. Nevertheless, it remains crucial to adhere to the manufacturer's instructions and safety guidelines to guarantee a correct and secure installation.

Q:Are steel sheets suitable for railway track construction?: Steel sheets are indeed suitable for constructing railway tracks. The reason lies in the exceptional durability and strength of steel as a material, which makes it perfect for withstanding the heavy loads and constant traffic of trains. Railway tracks often utilize steel sheets as the foundation, providing a stable base for the rails and ensuring reliability and stability. Furthermore, steel possesses remarkable resistance to wear, corrosion, and deformation, which are vital factors in maintaining the long-term performance of railway tracks. Its high strength-to-weight ratio also allows for lighter track structures and reduces the need for frequent maintenance. All in all, steel sheets are a favored option in railway track construction due to their robustness, longevity, and cost-effectiveness.

Q:What is the difference between a painted and laminated steel sheet?: A painted steel sheet and a laminated steel sheet are both types of steel sheets that offer different characteristics and applications. A painted steel sheet is a steel sheet that has been coated with a layer of paint. This paint layer provides protection against corrosion and adds aesthetic appeal to the sheet. The paint can come in various colors and finishes, allowing for customization and versatility in design. Painted steel sheets are commonly used in architectural applications, such as roofing, siding, and wall cladding, as well as in automotive and appliance industries. The paint layer may require periodic maintenance to ensure its durability and appearance. On the other hand, a laminated steel sheet is created by bonding multiple layers of materials together. Typically, it consists of a steel core and one or more layers of other materials, such as plastic, polymer, or resin. The lamination process enhances the strength, durability, and performance of the steel sheet. Laminated steel sheets offer superior resistance against impact, scratching, and chemical exposure, making them suitable for applications that require high mechanical strength and protection, such as transportation, construction, and industrial equipment manufacturing. The laminate layers can also provide additional functionalities like sound insulation, thermal insulation, or fire resistance. In summary, the main difference between painted and laminated steel sheets lies in their composition and purpose. A painted steel sheet primarily focuses on aesthetics and corrosion protection, while a laminated steel sheet prioritizes strength, durability, and specialized functionalities. The choice between the two depends on the specific requirements of the application at hand.

Q:Are steel sheets resistant to warping or bending?: Yes, steel sheets are generally resistant to warping or bending due to their high tensile strength and stiffness. Steel is known for its durability and ability to withstand heavy loads without deforming. However, it is important to note that the resistance to warping or bending can vary depending on the thickness and quality of the steel sheet. Thicker steel sheets tend to be more resistant to bending or warping compared to thinner ones. Additionally, factors such as temperature changes and improper handling or installation can also affect the ability of steel sheets to resist warping or bending. Overall, steel sheets are commonly used in various industries due to their excellent resistance to warping or bending.

Q:What are the different sheet metal cutting techniques for steel sheets?: There are several different sheet metal cutting techniques that can be used specifically for steel sheets. Here are some commonly used methods: 1. Shearing: This is a traditional method where a shear or a pair of blades is used to cut the steel sheet by applying a high force. It is ideal for straight cuts and can be used for both thin and thick steel sheets. 2. Laser cutting: This technique uses a high-powered laser beam to cut through the steel sheet. It offers high precision and can create intricate designs. Laser cutting is suitable for both thin and thick steel sheets. 3. Plasma cutting: Plasma cutting involves the use of a plasma torch that generates an electrically conductive jet of plasma to cut through the steel. It is commonly used for thick steel sheets and offers fast cutting speeds. 4. Waterjet cutting: In this method, a high-pressure jet of water mixed with abrasive particles is used to cut through the steel sheet. Waterjet cutting is versatile and can handle various thicknesses of steel sheets. It is also suitable for cutting heat-sensitive materials. 5. Punching: Punching involves using a punch and die set to create holes or other shapes in the steel sheet. It is a cost-effective method for repetitive cuts and can be used for both thin and thick steel sheets. 6. Abrasive cutting: This technique uses an abrasive wheel or disc to grind through the steel sheet. It is typically used for thin steel sheets and provides a smooth finish. The choice of cutting technique depends on factors such as the thickness of the steel sheet, required precision, complexity of the design, and the material's heat sensitivity. Each technique has its advantages and limitations, so it is important to consider these factors when selecting the appropriate method for cutting steel sheets.

Q:Can steel sheets be used in high-temperature environments?: Yes, steel sheets can be used in high-temperature environments. Steel has a high melting point and excellent heat resistance, making it suitable for various applications where exposure to high temperatures is involved, such as in furnaces, boilers, and aerospace industries. However, the specific type and grade of steel should be carefully chosen to ensure its suitability for the specific temperature range and conditions of the environment.

Q:What are the different types of steel sheet alloys?: There are various types of steel sheet alloys, including carbon steel, stainless steel, galvanized steel, and alloy steel.

Q:Can steel sheets be painted?: Yes, steel sheets can be painted.

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