High Quality Galvanized Steel sheet System 1

High Quality Galvanized Steel sheet

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Product Description:

Hot Dipped 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.

Product Description Of Hot Dipped Galvanized Steel Coil

Thickness	0.13mm-0.7mm
Width	600mm-1250mm
Zinc Coating	30-200g/m2
Internal Diameter	508mm/610mm
Coil Weight	3-12MT
Quality	commercial and structural quality
Surface Treatment	regular & minimum spangle, zero spangle, oiled & dry, chromated , non-skin pass , skin pass
Standard	JIS G 3302, ASTM A 653M, EN 10327
Steel Grade	SGCC, CS, FS, SS, LFQ, DX51D+Z , S280GD

Technical Data Of Hot Dipped 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%

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 Dipped 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.

Q: How do steel sheets compare to other materials, such as aluminum or copper?: Steel sheets have several advantages over other materials such as aluminum or copper. Steel is generally stronger and more durable, making it suitable for applications that require high strength and resistance to wear and tear. It is also more cost-effective and readily available, making it a popular choice in various industries. While aluminum and copper may offer better conductivity or corrosion resistance, steel sheets often provide a good balance of properties, making them a versatile and widely used material.

Q: What type of welding rod is used for steel Q245R and Q235B material?: If the smaller diameter of the cylinder, the inner wall of the can go in welding, open V groove on the weld position, the use of manual TIG welding primer (ER50-6 wire), welding electrode (J507 electrode) filling cover, if the wall thickness is more than 10mm, you can also consider the use of submerged arc welding (filling cover H08MnA HJ431 solder wire);

Q: Can steel sheets be used for elevator panels or interiors?: Yes, steel sheets can be used for elevator panels or interiors. Steel is a durable and versatile material that is commonly used in elevator construction. It can provide a sleek and modern look while also offering strength and stability to the elevator panels and interiors.

Q: What is the thickness tolerance for steel sheets?: The thickness of steel sheets can differ depending on the grade of steel and the way they are made. Usually, the standard in the industry for steel sheet thickness tolerance is around ±0.005 inches (0.13 mm). Nevertheless, it is crucial to consider that various applications and industries might have their own specific tolerance needs. Thus, it is vital to refer to the applicable standards and specifications for the particular steel sheet in use to ascertain the suitable thickness tolerance. Moreover, certain manufacturers may provide stricter tolerances as per customer requirements or for specialized purposes.

Q: What is the average moisture resistance of steel sheets?: The average moisture resistance of steel sheets can vary depending on the specific type of steel and the protective coatings applied. Generally, steel sheets exhibit good moisture resistance due to their inherent ability to resist corrosion. However, additional surface treatments like galvanization can further improve their resistance by adding a layer of zinc to protect against moisture and corrosion. Providing an exact average moisture resistance value is challenging as it depends on factors such as the steel grade, thickness, and coating. Steel sheets with galvanized coatings typically offer excellent moisture resistance, with some studies reporting corrosion rates as low as 0.1-0.5 micrometers per year in highly corrosive environments. It is important to consider that the performance of steel sheets in resisting moisture can also be affected by factors like scratches, cuts, or exposure to chemicals. Proper maintenance, regular inspection, and careful handling of steel sheets are crucial to ensure their optimal moisture resistance over time.

Q: What are the common widths of steel sheets?: The common widths of steel sheets vary, but they are typically available in widths ranging from 24 inches to 72 inches.

Q: Are the steel sheets suitable for architectural applications?: Yes, steel sheets are suitable for architectural applications due to their durability, strength, and versatility in various construction projects such as roofing, cladding, and structural frameworks.

Q: What is the difference between a pre-annealed and full hard steel sheet?: A pre-annealed steel sheet is a sheet that has undergone an annealing process to relieve internal stresses and enhance its formability. It is softer and more malleable compared to a full hard steel sheet. On the other hand, a full hard steel sheet has not undergone any additional treatment after being cold-rolled, making it harder and less ductile. It is typically used for applications requiring higher strength and stiffness.

Q: What is the average cost of steel sheets compared to fiberglass?: The average cost of steel sheets is generally higher compared to fiberglass sheets.

Q: Are steel sheets suitable for interior door panels?: Yes, steel sheets are suitable for interior door panels. They offer durability, strength, and can provide a sleek and modern aesthetic to interior spaces. Additionally, steel sheets can be easily customized and painted to match various interior design styles.

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