Hot-Dip Galvanized Steel Sheet from Every Quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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1.Structure of Hot-Dip Galvanized Steel Sheet Description：
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. Production of cold formed corrugated sheets and profiles for roofing, cladding, decking, tiles, sandwich walls, rainwater protective systems, air conditioning duct as well as electrical appliances and engineering.
2.Main Features of the Hot-Dip Galvanized Steel Sheet：
• Excellent process capability
• Smooth and flat surface
• Workability, durability
• Excellent anticorrosive property
• High strength
• Good formability
• Good visual effect
3.Hot-Dip Galvanized Steel Sheet Images
4.Hot-Dip Galvanized Steel Sheet Specification
Standard: ASTM, JIS,EN
Grade: CS, DX51D+Z,SGCC, SS 230~550,S220GD+Z~S550GD+Z, SGC340~SGC570
Thickness: 0.1mm~5mm
Width: max 2000mm
Coil weight:3-12 MT
Coil ID:508/610mm
Surface structure: zero spangle, regular spangle or minimum spangle
Surface treatment: Chromate treatment, Oiled/dry, skinpassed/non-skinpassed
Packing: Standard seaworthy export package
Technology test results:
Processability | Yield strength | Tensile strength | Elongation % | 180°cold-bending |
Common PV | - | 270-500 | - | d=0,intact,no zinc removal |
Mechanical interlocking JY | - | 270-500 | - | d=0,intact,no zinc removal |
Structure JG | >=240 | >=370 | >=18 | d=0,intact,no zinc removal |
Deep drawn SC | - | 270-380 | >=30 | d=0,intact,no zinc removal |
EDDQ SC | - | 270-380 | >=30 | d=0,intact,no zinc removal |
5.FAQ of Hot-Dip Galvanized Steel Sheet
We have organized several common questions for our clients，may help you sincerely：
1.How about your company？
A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.
2.How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
3. How long can we receive the product after purchase?
Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-30 days, but the shipment will depend on the vessel situation.
- Q: Can you use regular welding rods when welding stainless steel?Thank you.
- Yes you can use regular welding rods for stainless steel. But you will not have the properties of the stainless. The weld joint will have a different color than the stainless if you grind/grain/finish the weld. It could also rust. The joint could be weaker. It is best to use a rod that comes as close to the base metal stainless as possible. (30 years welding - certified)
- Q: Why is iron used to create steel? Why not other elements?
- iron came before steel. iron is what was discovered that, under certain circumstances, became a stronger metal: steel. that is why. its like asking why copper is in bronze. because what we call bronze, is an alloy of copper and tin. if you give a more detailed question, i may be able to give a more detailed answer.
- Q: Can steel coils be customized in terms of size and shape?
- Yes, steel coils can be customized in terms of both size and shape to meet specific requirements and applications.
- Q: why does steel have a density range when other metals do not?
- Steel is not a pure element it is an alloy. Steel is primarily iron but it has many elements blended in that change it's density including carbon,silicon, nickel, chrome, etc. Aluminum and copper , magnesium and so forth can be the pure element or they can be alloys too. If they are alloys, then their densities vary also
- Q: How are steel coils coated for color and aesthetics?
- Steel coils are coated for color and aesthetics through a process called coil coating. This involves applying a layer of paint or coating onto the steel coil surfaces, which is then cured and bonded to create a uniform and durable finish. This coating process not only enhances the appearance of the steel coils but also provides protection against corrosion and other environmental factors, making them suitable for various applications in industries such as construction and automotive.
- Q: How do steel coils compare to stainless steel coils?
- Steel coils and stainless steel coils find extensive use in various industries due to their robustness and durability. Nevertheless, selecting the appropriate material necessitates considering some essential distinctions between the two. One of the primary disparities lies in the composition of the materials. Steel coils, primarily comprising iron and carbon, incorporate additional elements to enhance specific properties. Conversely, stainless steel coils contain iron, carbon, and a substantial amount of chromium, which imparts them with distinctive corrosion-resistant attributes. Owing to the presence of chromium, stainless steel coils outperform regular steel coils in their resistance to corrosion, tarnishing, and rust. This renders stainless steel coils highly suitable for applications within environments characterized by elevated humidity, moisture, or exposure to corrosive substances. On the contrary, steel coils are more susceptible to rust and may necessitate supplementary protective coatings or treatments to avert corrosion. Another notable differentiation concerns the visual appearance of the two materials. Stainless steel coils boast a lustrous and reflective surface, endowing them with an aesthetically pleasing allure. They commonly find application in contexts where appearance holds significance, such as kitchen appliances, architectural structures, or decorative purposes. Conversely, steel coils exhibit a matte or dull finish and are frequently employed in industrial applications where visual aesthetics are of secondary concern. In terms of strength, both steel and stainless steel coils exhibit excellent mechanical properties. However, stainless steel coils generally demonstrate greater tensile strength and enhanced resistance to high temperatures. Consequently, they prove well-suited for applications necessitating strength, such as the construction, automotive, or aerospace industries. Lastly, cost represents a factor warranting consideration while comparing steel coils to stainless steel coils. Steel coils generally offer a more cost-effective option due to the lower expense of raw materials and simpler manufacturing processes. Nevertheless, when factoring in the added value of corrosion resistance and longevity, stainless steel coils may emerge as a more economical choice in the long run, requiring less maintenance and replacement. To conclude, steel coils and stainless steel coils possess distinct properties and characteristics, rendering them suitable for specific applications. Stainless steel coils exhibit superior corrosion resistance, a glossy appearance, and heightened tensile strength, while steel coils prove more cost-effective. Ultimately, the selection between the two hinges on the precise requirements of the application, encompassing factors such as the environment, aesthetics, strength, and budget.
- Q: What are the different types of steel coil finishing processes?
- There are several different types of steel coil finishing processes that are used to enhance the appearance and properties of the steel coils. Some of the common types include: 1. Hot-dip galvanizing: This process involves immersing the steel coil in a bath of molten zinc, which creates a protective layer on the surface of the coil. This not only enhances the corrosion resistance of the steel but also provides a smooth and visually appealing finish. 2. Cold rolling: Cold rolling is a process in which the steel coil is passed through a series of rollers at room temperature to reduce its thickness and improve its surface finish. This process can impart a variety of finishes, ranging from a matte to a highly polished surface. 3. Electro-galvanizing: In this process, a thin layer of zinc is applied to the surface of the steel coil through an electrolytic deposition. Electro-galvanizing is commonly used for applications that require a thinner zinc coating and a more uniform finish. 4. Pickling and oiling: Pickling involves treating the steel coil with an acid solution to remove any scale or surface impurities, resulting in a clean and smooth surface. After pickling, the coil is usually coated with oil to prevent rusting during storage and transportation. 5. Powder coating: Powder coating is a popular finishing process that involves applying a dry powder to the steel coil and then curing it under heat to form a durable and attractive finish. This method allows for a wide range of colors and finishes to be applied to the steel. 6. Paint coating: Similar to powder coating, paint coating involves applying a liquid paint to the surface of the steel coil. This process can provide a decorative finish while also offering protection against corrosion and other environmental factors. These are just a few examples of the different types of steel coil finishing processes. The choice of the finishing method depends on the specific requirements of the application, such as the desired appearance, corrosion resistance, and durability.
- Q: How are steel coils used in the production of structural steel?
- Steel coils are widely used in the production of structural steel due to their versatility and efficiency. These coils, which are made by rolling steel into a cylindrical shape, serve as the raw material for various structural steel products. One of the primary uses of steel coils in the production of structural steel is in the manufacturing of beams and columns. These coils are processed in steel mills, where they undergo cutting, shaping, and bending to form the desired profiles. Beams and columns are essential components of any building or infrastructure project as they provide support and stability. Steel coils are also used in the fabrication of steel plates, which are widely used in the construction industry. These plates are used for flooring, cladding, and roofing purposes, adding strength and durability to structures. By using steel coils as the starting material, manufacturers can produce steel plates of various thicknesses and sizes according to project requirements. Furthermore, steel coils are an integral part of the production process for pipes and tubes. These coils are formed into a cylindrical shape and then welded or seamless to create pipes and tubes of different diameters. Steel pipes and tubes are vital for various applications, including water and gas transportation, structural frameworks, and industrial systems. In addition to these applications, steel coils are also used in the production of other structural steel products such as angles, channels, and hollow sections. These products are widely used in construction projects, providing structural support, reinforcement, and aesthetic appeal. Overall, steel coils play a crucial role in the production of structural steel by serving as the raw material for various products. Their versatility, ease of processing, and strength make them an ideal choice for manufacturers, ensuring the production of high-quality and reliable structural steel components.
- Q: What is the role of steel coils in the electrical industry?
- Steel coils play a crucial role in the electrical industry as they are used in the manufacturing of various electrical components and equipment. These coils are typically made of high-quality steel and are used in transformers, motors, generators, and other electrical devices. They provide structural support and act as a core for the electromagnetic field required for the functioning of these devices. Additionally, steel coils are also used in the production of magnetic cores, which are essential for efficient energy transfer and storage in electrical systems. Overall, steel coils are integral to the electrical industry, enabling the efficient and reliable operation of electrical equipment.
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Hot-Dip Galvanized Steel Sheet from Every Quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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