• Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil System 1
  • Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil System 2
Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil

Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1000 m.t.
Supply Capability:
100000 m.t./month

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Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil Description:

Galvanized steel coil are widely used in the construction industry, as raw material for the production of corrugated panels, fencing products, drywall panel profiles, ventilation systems etc. Recommended for both outside and inside usage, galvanized steel has a high resistance to corrosion in different environments, due to a protective layer of zinc of 100 – 180 grams per square metre.

Main Features of Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil:

Hotdip galvanized steel coils are produced by immersing steel in a zinc bath. An appropriate galvanizing process requires a pretreatment process during which the steel passes through different baths which prepare the surface for zinc coating. In this stage, chemicals are used to clean the surface of the steel. After the chemical treatment, the steel coils pass through a bath of melted zinc at temperatures around 460 ° C. The resulting uniform coating is finished through a process of skin-passing to provide smooth and shiny appearance of the finished product. To store for a longer period, the hot-dip galvanized coils can be delivered with a final oil coating, according to the customer’s demand.

Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil Images:

Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil

Galvanized Steel Coil/Hot Dipped Galvanized Steel Strips Coil Specifications:

Steel strips coils galvanized                   
Material: Q195, Q215, Q235, Q345B, SGCC, DX51D+Z
Thickness:0.75-4.5mm
Width:32-750mm
Zinc coating: 60-550g/m2

ITEM


Production

prime hot dipped galvanized steel strip coil

Port

Tianjin, China

Category

Minerals & metallurgy

Thickness

0.17-3.0mm

Width

600-1950mm

Material Grade

SGCC,SGCH,SGCD1-SGCD3,DX51D

Spangle

normal spangle, large spangle, small(min) spangle, zero spangle

Technique

cold rolled,hot dipped galvanized

Standard

ASTM,GB ,AISI,JIS,EN

Test

With Hydraulic Testing, Eddy Current , Infrared Test

Application

Widely used for roofs, outer walls, ovens, explosive-proof steel,

electrically controlled cabinets,galvanized tube/pipe, ceiling channel, building  material

Surface

Galvanized

Package

covered with waterproof-paper,strapped by strips. Or as customer’s requirement

Sample

Common products, we can provide freely, for special production,we can depends on negotiation.

MOQ

5  tons

Payment

100% L/C at sight, 30% T/T in advance, and the balance against the copy of B/L or negotiation

Delivery time

Within 10-25 days, according to  quantity, asap save customer’s time

Certificate

ISO9001:2008

FAQ:


    Q: Are you manufacturer of trading company?

    A: Yes.



Q: What are the specifications for steel strips used in the production of wire ropes?
The steel strips used in wire rope production can have different specifications depending on the specific application and requirements. However, there are general specifications that are commonly followed in the industry. 1. Material: High-quality carbon or alloy steel is typically used to make the steel strips for wire rope production. These steels have excellent strength, ductility, and fatigue resistance. 2. Size and Dimensions: The dimensions of the steel strips may vary depending on the desired wire rope size and construction. Thicknesses can range from 0.15 mm to 6 mm, while widths can range from 2 mm to 100 mm. 3. Surface Finish: The steel strips used in wire rope production should have a smooth and clean surface to ensure proper adhesion of lubricants and coatings. The surface should be free from defects like cracks, scratches, or rust. 4. Mechanical Properties: The steel strips should have specific mechanical properties to ensure the strength and durability of the wire rope. These properties include high tensile strength, good elongation, and excellent fatigue resistance. The manufacturer usually specifies these properties based on the intended use of the wire rope. 5. Coating and Protection: To enhance corrosion resistance, steel strips used in wire rope production may be coated with zinc, galvanized, or treated with other corrosion-resistant coatings. The thickness and type of coating may vary depending on the application and environmental conditions. 6. Certification and Compliance: The steel strips should meet industry standards and certifications such as ASTM or ISO to ensure they meet specific quality and performance criteria. Compliance with these standards assures the suitability of the strip for wire rope production. It's important to note that these specifications can vary depending on the specific requirements of the wire rope applications, such as load capacity, working environment, and safety regulations. Therefore, consulting relevant industry standards and the wire rope manufacturer's guidelines is essential for specific specifications and recommendations.
Q: What are the different types of heat treatments for steel strips?
There are several different types of heat treatments that can be applied to steel strips to enhance their properties and meet specific requirements. Some of the common heat treatments for steel strips include: 1. Annealing: This process involves heating the steel strips to a high temperature and then slowly cooling them, usually in a controlled atmosphere. Annealing helps to relieve internal stresses, improve machinability, and enhance the ductility and toughness of the steel. 2. Hardening: Hardening is a heat treatment technique that involves heating the steel strips to a high temperature and then rapidly cooling them, typically using quenching in oil or water. This process increases the hardness and strength of the steel, making it suitable for applications where wear resistance and durability are crucial. 3. Tempering: Tempering is often performed after the hardening process. It involves heating the hardened steel strips to a lower temperature and then slowly cooling them. This treatment helps to reduce the brittleness caused by the hardening process and improves the toughness and ductility of the steel. 4. Normalizing: Normalizing is a heat treatment method similar to annealing, but with a faster cooling rate. The steel strips are heated to a temperature slightly above the critical point and then cooled in still air. Normalizing helps to refine the grain structure, improve the overall mechanical properties, and enhance the machinability of the steel. 5. Stress relieving: This heat treatment is performed to relieve the internal stresses that can develop during manufacturing processes such as cutting, bending, or welding. The steel strips are heated to a specific temperature and then slowly cooled. Stress relieving helps to prevent distortion or cracking and improves dimensional stability. 6. Case hardening: Case hardening is a surface treatment method that aims to increase the hardness and wear resistance of the outer layer of the steel strips while maintaining a tough and ductile core. This is achieved by heating the steel strips in the presence of a carbon-rich atmosphere or by introducing carbon-rich compounds onto the surface and then quenching them. 7. Solution annealing: This treatment is primarily used for stainless steel strips. It involves heating the steel strips to a high temperature followed by rapid cooling to dissolve any carbides or other precipitates. Solution annealing helps to restore the corrosion resistance and mechanical properties of stainless steel. These are just a few examples of the various heat treatments available for steel strips. The choice of heat treatment depends on the specific requirements of the application and desired properties of the steel.
Q: What are the recycling options for steel strips?
Steel strips can be recycled through various methods, including collection and sorting at recycling centers, melting down the strips to create new steel products, or repurposing them for other applications. Additionally, steel strips can be sold to scrap metal yards, where they are processed and eventually reused in the manufacturing of new steel products.
Q: Can steel strips be used in the production of heat exchangers?
Yes, steel strips can be used in the production of heat exchangers. Steel is a commonly used material in heat exchangers due to its high strength, durability, and excellent thermal conductivity. Steel strips can be formed and welded into various shapes and sizes to create the necessary components of a heat exchanger, such as tubes or fins, which help facilitate the efficient transfer of heat between fluids.
Q: How do steel strips respond to different forming processes?
Steel strips can respond differently to various forming processes depending on factors such as the type and grade of steel, the specific forming technique used, and the desired outcome. Some common forming processes for steel strips include rolling, bending, stamping, and deep drawing. Each of these processes applies different levels of pressure, heat, or manipulation to the steel, resulting in various levels of deformation, shaping, or stretching. Steel strips can exhibit different responses to these processes, including changes in thickness, width, length, curvature, or overall shape. The response of steel strips to forming processes is influenced by their inherent properties, such as ductility, elasticity, and tensile strength, as well as the parameters and conditions of the forming process itself.
Q: How are steel strips processed for magnetic properties?
Various methods can be employed to enhance the magnetic properties of steel strips. One commonly used technique is known as annealing, which involves heating the steel strip to a specific temperature and then cooling it slowly. This process aids in aligning the magnetic domains within the steel, resulting in improved magnetic properties. Another approach is the utilization of grain-oriented electrical steel (GOES) processing. This method entails subjecting the steel strip to a series of rolling and annealing processes to create a highly textured structure. This texture helps align the crystallographic orientation of the steel, particularly in the direction parallel to the rolling direction, thereby improving its magnetic properties. Coating the steel strip with a thin layer of insulating material, such as silicon or aluminum oxide, is an alternative means of enhancing its magnetic properties. This insulation layer serves to reduce eddy currents, which can cause energy losses in magnetic components. By minimizing these losses, the magnetic properties of the steel strip are enhanced. Furthermore, optimizing the thickness and composition of the steel strip can be employed to achieve the desired magnetic properties. Increasing the strip's thickness, for instance, can improve its magnetic saturation, while the addition of alloying elements like silicon or nickel can enhance its magnetic permeability. In summary, steel strips can undergo various processing techniques, such as annealing, grain-oriented processing, coating, and optimization of thickness and composition, to enhance their magnetic properties. These methods aid in aligning magnetic domains, reducing energy losses, and improving the magnetic properties of the steel strip for diverse applications.
Q: Are steel strips used in the manufacturing of household appliances?
Indeed, it is common for household appliances to incorporate steel strips in their manufacturing processes. This is because steel possesses desirable qualities such as strength, durability, and resistance to corrosion. The outer casing or body of appliances like refrigerators, ovens, dishwashers, and washing machines frequently feature steel strips. These strips serve to provide structural support while safeguarding the internal components of the appliances. Furthermore, the malleability of steel allows for easy shaping and formation into diverse sizes and designs, thereby enhancing versatility across various appliance models. By utilizing steel strips, manufacturers ensure that household appliances are robust, long-lasting, and capable of withstanding the rigors of everyday usage.
Q: Are steel strips suitable for making surgical instruments?
Yes, steel strips are suitable for making surgical instruments. Steel is a commonly used material in the manufacturing of surgical instruments due to its durability, corrosion resistance, and ability to be sterilized. Steel strips provide the necessary strength and flexibility required for surgical instruments, making them a suitable choice for their production.
Q: How are steel strips shaped and formed?
Rolling is the process by which steel strips are shaped and formed. To achieve this, large steel billets or slabs are passed through a series of rolling mills. These mills apply pressure and force to the metal, transforming it into thin, flat strips. The rolling mills are equipped with rollers that gradually reduce the thickness of the steel strip at each stage. The process begins with heating the steel billet to a high temperature, making it more malleable. The hot billet is then fed into the first rolling mill, where it passes through a set of rollers that progressively decrease the strip's thickness. Afterward, the strip is cooled and transferred to the next rolling mill, where the process is repeated. Each rolling mill has a specific roll configuration designed to give the steel strip the desired shape and dimensions. This can include flat rolls, which evenly compress the strip to reduce thickness, or shaped rolls, which create specific cross-sectional profiles like round, square, or rectangular shapes. Once the desired shape is achieved, the steel strip may undergo additional processing to enhance its mechanical properties. Annealing or tempering can be employed, involving heating and cooling the strip to alter its microstructure and improve strength, ductility, and hardness. Aside from rolling, steel strips can also be formed using cold forming or stamping techniques. Cold forming shapes the steel strip at room temperature using dies or molds, commonly used for creating complex shapes and precise dimensions. On the other hand, stamping involves cutting or shaping the steel strip using a press with a die specifically designed for the desired shape. In summary, the shaping and forming of steel strips combine heating, rolling, and other forming techniques to achieve the desired shape, dimensions, and mechanical properties. These processes play a crucial role in the manufacturing of various steel products, including automotive parts, construction materials, and household appliances.
Q: Are steel strips suitable for making jewelry?
Yes, steel strips can be suitable for making jewelry depending on the specific design and style desired. Steel strips can be used to create unique and contemporary jewelry pieces, particularly those with a modern and industrial aesthetic. Steel strips offer durability and strength, making them ideal for creating statement pieces such as cuffs, bangles, and rings. Additionally, steel strips can be finished in various ways, including polishing, brushing, or plating, to achieve different looks and colors. However, it is important to note that steel jewelry may not be suitable for individuals with metal allergies or sensitivities.

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