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:Are steel sheets suitable for pharmaceutical or cleanroom applications?: Yes, steel sheets are suitable for pharmaceutical or cleanroom applications due to their durability, resistance to corrosion, and ease of cleaning. Additionally, steel sheets can meet the stringent hygiene and cleanliness requirements necessary in these industries.

Q:What are the different sheet metal forming techniques for steel sheets?: There are several sheet metal forming techniques for steel sheets, including bending, deep drawing, punching, shearing, and roll forming.

Q:Can the steel sheet pile retaining structure be watertight and impervious?: If the channel is certainly not, but Larson type steel sheet pile is able to, and the effect is not bad.

Q:Can steel sheets be bent without cracking?: Yes, steel sheets can be bent without cracking, but it depends on various factors such as the type and grade of steel, the thickness of the sheet, and the bending method used. Steel is generally a highly ductile material, meaning it can undergo plastic deformation without breaking. However, if the bending radius is too small or the steel sheet is too thick, there is a higher risk of cracking. To prevent cracking, it is important to use the appropriate bending tools and techniques, such as gradually increasing the bending force, using a suitable bending radius, and applying heat if necessary. Additionally, certain types of steel, such as stainless steel or high-strength steel, may require special considerations during the bending process to avoid cracking.

Q:Can steel sheets be rolled into cylinders or tubes?: Yes, steel sheets can be rolled into cylinders or tubes through a process called roll forming.

Q:What is the process of manufacturing steel sheets?: The process of manufacturing steel sheets involves several steps. First, the raw materials for steel production, which include iron ore, coal, and limestone, are obtained. These materials are then processed in a blast furnace to create molten iron. The molten iron is then refined in a basic oxygen furnace or an electric arc furnace, where impurities are removed and alloying elements are added to achieve the desired steel composition. Once the steel is refined, it is cast into slabs or billets, which are then reheated in a furnace to a temperature suitable for rolling. The reheated steel is then passed through a series of rolling mills, where it is shaped and reduced in thickness to form a continuous sheet. The rolling process involves multiple passes through the mills, with each pass gradually reducing the thickness of the steel and improving its properties. After the rolling process, the steel sheets are often pickled and treated with various coatings or finishes to improve their surface quality and corrosion resistance. Finally, the sheets are cut into specific sizes and may undergo additional processing, such as tempering or annealing, to further enhance their mechanical properties. Overall, the process of manufacturing steel sheets involves a combination of refining, casting, rolling, and finishing processes to produce high-quality sheets that meet the desired specifications.

Q:Can steel sheets be used for manufacturing solar panels?: No, steel sheets cannot be used for manufacturing solar panels. Solar panels are typically made using materials such as silicon, glass, and various semiconductors, which are specifically designed to efficiently capture and convert sunlight into electricity. Steel sheets do not possess the necessary properties and characteristics required for the functioning of solar panels.

Q:Are steel sheets suitable for automotive body panels?: Indeed, automotive body panels can be effectively constructed using steel sheets. The automotive industry heavily relies on steel due to its exceptional strength and durability. Steel sheets possess the ability to endure the various pressures and strains encountered by body panels during vehicle operation, including impacts, vibrations, and adverse weather conditions. Moreover, steel can be effortlessly molded into intricate shapes, making it an optimal material for designing diverse body panel components. Furthermore, when adequately treated and coated, steel exhibits remarkable resistance against corrosion, guaranteeing the longevity and aesthetic appeal of the vehicle. In conclusion, steel sheets possess all the essential characteristics necessary for automotive body panels, rendering them a fitting choice for manufacturers.

Q:What are the common thicknesses available for steel sheets?: The common thicknesses available for steel sheets vary depending on the industry and application requirements. However, some commonly available thicknesses for steel sheets range from 0.5mm to 6mm, with increments of 0.5mm or 1mm.

Q:What are the environmental considerations of using steel sheets?: One environmental consideration of using steel sheets is the carbon emissions associated with their production. Steel manufacturing processes, such as iron ore mining and steelmaking, contribute to greenhouse gas emissions, particularly carbon dioxide. Another consideration is the extraction of raw materials. The production of steel sheets requires significant amounts of natural resources, including iron ore and coal. Extracting these resources can have negative impacts on ecosystems, such as habitat destruction and water pollution. Additionally, the transportation and logistics involved in sourcing and delivering steel sheets can contribute to carbon emissions and air pollution. The long-distance transportation of steel sheets, especially if they are imported, can further increase the environmental footprint of their usage. Lastly, the disposal of steel sheets at the end of their life cycle is another environmental consideration. If not properly managed, steel waste can contribute to landfill accumulation and potentially contaminate soil and water sources. Overall, while steel sheets are a versatile and widely-used material in various industries, their production and usage have significant environmental implications that need to be carefully considered and mitigated.

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