Hot Dip Galvanized Slitted Steel Coils Hot sale

Hot Dip Galvanized Slitted Steel Coils Hot sale System 1

Hot Dip Galvanized Slitted Steel Coils Hot sale

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 50000 m.t./month

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Product Description:

Hot Dipped Galvanized Steel Strips

Hot-dip galvanized steel strips 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 Strips

Thickness	0.18mm-3mm
Width	less than 600mm
Zinc Coating	30-200g/m2
Internal Diameter	508mm/610mm
Coil Weight	less than 3MT
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 Strips

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 Strips

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: What are the different types of protective coatings for steel strips?: Enhancing the durability and preventing corrosion of steel strips can be achieved through the application of various protective coatings. These coatings are designed to create a barrier between the steel and the external environment, effectively minimizing damage and extending the lifespan of the strips. The most common types of protective coatings for steel strips are as follows: 1. Paint coatings: A layer of paint is applied to the surface of the steel strips, providing a protective barrier against moisture and corrosive elements. This prevents direct contact between the steel and the environment. 2. Galvanized coatings: Galvanizing is a widely used method of protecting steel strips. It involves immersing the strips in molten zinc, which forms a protective layer on the surface. Galvanized coatings exhibit excellent resistance against rust and can withstand harsh environmental conditions. 3. Powder coatings: A dry powder is applied to the steel strips and then heated to create a durable and chemically resistant protective layer. Powder coatings are known for their excellent adhesion and offer a wide range of colors and finishes, making them popular for decorative purposes. 4. Epoxy coatings: These protective coatings are formed by mixing epoxy resin and a hardening agent. They provide exceptional adhesion, chemical resistance, and durability. Epoxy coatings are commonly used in industrial applications where steel strips are exposed to harsh conditions, such as chemical plants or offshore structures. 5. Polyurethane coatings: Polyurethane coatings offer high-level protection against abrasion, impact, and chemicals. They are commonly used in applications that require a flexible and durable coating, such as automotive parts or machinery components. 6. Ceramic coatings: Ceramic coatings are known for their exceptional resistance to high temperatures and chemical corrosion. They are often used in industries such as aerospace and automotive, where steel strips may be exposed to extreme conditions. When selecting the appropriate protective coating for steel strips, it is essential to consider factors such as the intended use, exposure to moisture or chemicals, and temperature variations. Consulting with a coatings expert or manufacturer can help determine the most suitable protective coating for the specific application.

Q: How are steel strips processed for bonding?: Steel strips are typically processed for bonding by undergoing surface preparation techniques such as cleaning, degreasing, and roughening. This is followed by applying adhesive or bonding agent onto the steel strip, which can be done through various methods like spraying, dipping, or roller coating. The steel strip is then placed in contact with the desired material or substrate, and pressure or heat may be applied to enhance the bonding process.

Q: How do steel strips respond to different surface coating processes?: Steel strips respond differently to different surface coating processes based on the type of coating applied. For instance, galvanization, which involves coating steel with a layer of zinc, provides excellent corrosion resistance. On the other hand, electroplating with chrome enhances the steel's aesthetic appeal while providing moderate protection against corrosion. Additionally, powder coating offers a durable and decorative finish, while painting enables customization and can provide varying degrees of protection depending on the type of paint used. Ultimately, the response of steel strips to surface coating processes is influenced by the specific coating method and its intended purpose.

Q: Can steel strips be coated with a protective layer?: Yes, steel strips can be coated with a protective layer. The coating helps to prevent corrosion, increase durability, and enhance the overall performance of the steel strips in various applications.

Q: How do steel strips perform in springs and fasteners?: Steel strips are commonly used in springs and fasteners due to their excellent strength and elasticity. The high tensile strength of steel allows the strips to withstand the forces and pressures exerted on springs and fasteners, ensuring durability and reliability. Additionally, steel strips have good flexibility, enabling them to bend and return to their original shape without deformation. This property is crucial in springs as it allows them to efficiently store and release energy. Overall, steel strips perform exceptionally well in springs and fasteners, providing the necessary strength, resilience, and longevity for these applications.

Q: Can steel strips be used in the production of packaging materials?: Yes, steel strips can be used in the production of packaging materials. They provide strength, durability, and can be easily shaped into various packaging forms such as strapping, clips, or seals. Steel strips are commonly used for heavy-duty packaging applications to ensure the safe transportation and storage of goods.

Q: Can steel strips be coated or painted for aesthetic purposes?: Indeed, it is possible to coat or paint steel strips in order to enhance their visual appeal and offer extra safeguarding against corrosion and wear. There are several techniques available for achieving different finishes and colors, including powder coating, galvanizing, and electroplating. These coatings not only add aesthetic appeal but also enhance the overall strength and lifespan of the steel strips. Furthermore, painting the steel strips allows for customization and personalization, making them suitable for a wide range of applications such as architectural design, automotive components, or decorative purposes.

Q: Are steel strips commonly used in the manufacturing of storage systems?: Yes, steel strips are commonly used in the manufacturing of storage systems due to their strength, durability, and ability to provide structural support.

Q: How are steel strips processed for punching?: Precision and accuracy are ensured when processing steel strips for punching through a series of steps. Firstly, the steel strips are cleaned to eliminate any dirt, oil, or contaminants that may affect the punching process. This is typically accomplished by using a degreasing solution or passing the strips through a cleaning machine. Following that, the steel strips are introduced into a punching machine equipped with a die that possesses the desired shape and size for the holes or cutouts to be created in the steel strips. The strips are then fed through the machine, and a punch descends onto the die, resulting in the desired holes or cutouts in the steel strips. The punching process can be executed manually or by utilizing automated machinery. In manual punching, an operator places the steel strips on the machine and manually operates the punch. In automated punching, the machine is programmed to feed the strips and automatically operate the punch based on the desired pattern and specifications. To guarantee precision and consistency, the punching machine may be equipped with sensors or guides that aid in aligning the steel strips and maintaining proper positioning throughout the punching process. This assists in minimizing errors and ensuring that the holes or cutouts are made in the correct locations. Once the punching process is finished, further steps may be taken to remove any sharp edges or burrs that may have formed during punching, such as deburring or chamfering. This is crucial for safety purposes and to prevent any damage or injury during the handling or assembly of the punched steel strips. In summary, the process of punching steel strips involves cleaning, inserting the strips into a punching machine, aligning and positioning the strips, and operating the punch to create the desired holes or cutouts. This process can be done manually or by using automated machinery, and additional steps may be taken to eliminate any sharp edges or burrs.

Q: How are steel strips used in the manufacturing of transmission towers?: Due to their inherent strength and durability, steel strips find extensive use in the production of transmission towers. These strips are typically crafted from high-quality steel alloys that possess exceptional mechanical properties, such as high tensile strength and corrosion resistance. In the manufacturing process, steel strips undergo initial cutting into specific lengths and subsequent shaping into the necessary sections of the transmission tower. These sections may encompass the primary vertical columns, horizontal cross-arms, and various bracing elements. By bending, folding, and welding the steel strips together, these structural components are formed, ensuring a sturdy and stable tower structure. Furthermore, steel strips also serve in the creation of baseplates and anchor bolts, which are vital for securely fastening the transmission tower to the ground. These components provide stability and support, guaranteeing the tower's ability to withstand the forces exerted by wind, ice, and other environmental factors. The utilization of steel strips in transmission tower manufacturing offers multiple advantages. Firstly, steel is renowned for its high strength-to-weight ratio, making it an ideal material choice to maintain the tower's structural integrity without adding excessive weight. This is crucial as transmission towers need to support heavy electrical conductors over long distances. Additionally, steel strips can be efficiently mass-produced, leading to cost-effective manufacturing processes. Steel's versatility allows for customization to meet specific design requirements, ensuring that transmission towers are tailored to fit the demands of various transmission line configurations. Moreover, steel's resistance to corrosion renders it suitable for outdoor applications, where transmission towers are constantly exposed to harsh weather conditions. This durability ensures that the towers have a lengthy lifespan and require minimal maintenance, thereby reducing operational costs. In conclusion, steel strips play a crucial role in transmission tower manufacturing by providing a robust, durable, and customizable material for various structural components. Their high strength, ease of fabrication, and resistance to corrosion make them an ideal choice for constructing reliable and long-lasting transmission towers.

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