GI/CGI/SGCC Galvanized Steel Sheet In Coil
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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GI/CGI/SGCC Galvanized Steel Sheet In Coil
1.Structure of GI/CGI/SGCC Galvanized Steel Sheet In Coil
GI/CGI/SGCC Galvanized Steel Sheet In Coil is 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.
Hot-dip 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.
2.Main Features of GI/CGI/SGCC Galvanized Steel Sheet In Coil.
1) Rust-proof
2) Water-proof
3)Durable using
3. GI/CGI/SGCC Galvanized Steel Sheet In Coil Images
4. GI/CGI/SGCC Galvanized Steel Sheet In Coil Specification
1)Based raw material: Hot rolled steel coils or Cold rolled steel coils
2) Thickness
3) Width
4)Coating mass
5) Spangle
6)Surface treatment
7)Coil inner diameter
8)Painting kind
9)Painting color
10)Painting thickness
5.FAQ of GI/CGI/SGCC Galvanized Steel Sheet In Coil
We have organized several common questions for our clients，may help you sincerely：
①How 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.
②How 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.
③Could I have your Processing technique introduction?
Processing technique:
| adopt wide hot galvanized strip produced by famous company as Bao Steel which has even thickness |
| we introduce a new complete set of cutting technology |
| keep steady precision |
| reduce waste of material farthest |
| adopt physical technique in order to make the galvanized level thicker |
| enhance the rustproof capability |
| adopt non-chrome passivation technique |
| protect the environment against pollution |
| adopt level pressure technique and inert gases protect technique |
| make the galvanized level brighter |
| delay oxidation phenomenon in natural environment |
- Q: What is the machinability of a steel strip?
- The ease with which a steel strip can be cut, drilled, or shaped using different machining processes like milling, turning, or grinding is what we refer to as its machinability. This property is of utmost importance as it determines how efficiently and effectively manufacturing processes can be carried out. Several factors contribute to the machinability of a steel strip, including its alloy composition, microstructure, hardness, and surface finish. The presence of certain elements and impurities, such as sulfur, phosphorus, and lead, can either enhance or hinder its machinability. A steel strip with high machinability will display excellent chip formation, reduced cutting forces, and longer tool life. It enables higher cutting speeds and feeds, leading to faster production rates and improved productivity. Moreover, a highly machinable steel strip generates minimal heat and causes less wear on cutting tools, resulting in reduced costs associated with tooling and maintenance. Conversely, a steel strip with poor machinability presents challenges during machining operations. It may exhibit excessive tool wear, increased cutting forces, and inadequate chip formation. Consequently, it leads to slower cutting speeds, reduced productivity, and higher costs due to frequent tool changes and maintenance. To enhance the machinability of a steel strip, various techniques can be employed. These include alloying with elements that promote machinability, heat treatments to modify the microstructure, and surface treatments to improve surface finish and lubricity. These methods aim to optimize the steel's properties and make it better suited for specific machining applications. In conclusion, the machinability of a steel strip is a critical characteristic that significantly impacts the ease, efficiency, and cost-effectiveness of machining processes. It is influenced by factors like alloy composition, microstructure, hardness, and surface finish, and can be improved through various techniques and treatments.
- Q: Can steel strips be used in the production of jewelry?
- Yes, steel strips can be used in the production of jewelry, particularly for creating edgy and modern designs. Steel strips are often used to make statement pieces such as bracelets, necklaces, and earrings due to their durability, versatility, and unique aesthetic appeal.
- Q: How are steel strips used in the manufacturing of kitchenware?
- Steel strips are commonly used in the manufacturing of kitchenware due to their versatility, durability, and ease of manipulation. These strips of steel serve as the primary material for various kitchen utensils and appliances, including pots, pans, cutlery, and baking trays. One of the key uses of steel strips in kitchenware manufacturing is for shaping and forming the desired product. Steel strips can be easily cut, bent, and molded into different shapes and sizes, allowing manufacturers to create a wide range of kitchen utensils with different functional purposes. The flexibility of steel strips enables the production of intricate designs and details, ensuring that the final product meets both aesthetic and functional requirements. Additionally, steel strips provide excellent heat conductivity, making them ideal for cookware. They efficiently distribute heat evenly across the surface, ensuring that food is cooked uniformly. This property is particularly important for pots and pans, as it prevents hotspots and allows for precise temperature control during cooking. Furthermore, steel strips used in kitchenware are typically coated with non-stick materials such as Teflon or ceramic. This coating ensures that food does not stick to the surface, making cooking and cleaning easier. It also prevents the steel from reacting with acidic or alkaline ingredients, maintaining the quality and taste of the food. Moreover, the durability of steel strips makes kitchenware long-lasting and resistant to wear and tear. Steel is a strong and sturdy material, capable of withstanding high temperatures and heavy use. This characteristic ensures that kitchenware made from steel strips can endure frequent use, including the use of metal utensils, without warping or scratching. In conclusion, steel strips are an essential component in the manufacturing of kitchenware due to their versatility, heat conductivity, non-stick properties, and durability. They enable the production of a wide variety of utensils and appliances, ensuring that consumers have access to reliable and high-quality kitchen products.
- Q: What are the different methods for welding steel strips?
- Welding steel strips can be accomplished through various methods, each with its own benefits and applications. Some commonly employed techniques are: 1. Arc Welding: This method employs an electric arc to generate heat and melt the steel strips. Different types of arc welding, like Shielded Metal Arc Welding (SMAW), Gas Metal Arc Welding (GMAW), and Flux-Cored Arc Welding (FCAW), offer versatility and suitability for different strip thicknesses. 2. TIG Welding: Tungsten Inert Gas (TIG) welding is widely used for steel strip welding. It employs a non-consumable tungsten electrode to create an arc, and filler material is added if necessary. TIG welding delivers high-quality and precise welds, making it ideal for delicate strips and critical applications. 3. MIG Welding: Metal Inert Gas (MIG) welding is a semi-automatic technique that utilizes a consumable wire electrode and inert gas to shield the weld pool. It is a fast and efficient process, well-suited for industrial applications involving steel strip welding. 4. Laser Welding: This non-contact method employs a powerful laser beam to melt and join the steel strips. Laser welding offers precise control and minimal heat input, resulting in narrow and clean welds. It is commonly used in industries like electronics and automotive for thin steel strips. 5. Resistance Welding: Resistance welding utilizes the heat generated from an electric current passing through the steel strips to join them. Spot welding, seam welding, and projection welding are different types of resistance welding. The automotive industry frequently employs this method to join steel strips together. 6. Plasma Arc Welding: Plasma arc welding is a variation of TIG welding that employs a focused plasma arc to melt the steel strips. It provides higher energy density compared to conventional TIG welding, enabling faster welding speeds and deeper penetration. Plasma arc welding finds applications in industries such as aerospace and shipbuilding, particularly for thicker steel strips. Overall, the selection of a welding method for steel strips depends on factors like strip thickness, desired weld quality, and specific application requirements. Each method offers unique advantages and should be chosen based on the project's specific needs.
- Q: How are steel strips processed for welding?
- To ensure a sturdy and long-lasting bond, steel strips undergo a series of steps in their preparation for welding. Initially, solvents or degreasers are used to thoroughly clean the steel strips, eliminating any dirt, rust, or contaminants. This step is critical as it plays a vital role in achieving a clean surface for optimum welding outcomes. Following the cleaning process, the steel strips are often preheated to minimize the risk of cracking during welding. Preheating serves to reduce thermal stress and enables a more controlled and uniform heating of the steel. The specific temperature and duration of preheating depend on the type and thickness of the steel being welded. Subsequently, the steel strips are aligned and clamped in place to prevent any movement during the welding process. This ensures precise and accurate welding joints. Depending on the project's specific requirements, welding techniques such as shielded metal arc welding, gas metal arc welding, or resistance welding may be employed. During the welding process, a filler material is typically introduced to create a strong and continuous weld. The selection of the filler material is based on the type of steel being welded and the desired properties of the final joint. The welder carefully controls the heat and speed of the welding process to ensure proper fusion between the steel strips and the filler material. Once welding is complete, the steel strips usually undergo a post-weld treatment. This may involve processes like stress relieving or tempering, which serve to reduce internal stresses and enhance the mechanical properties of the joint. Post-weld treatments are crucial in enhancing the strength, toughness, and durability of the welded steel. Lastly, the welded steel strips may undergo additional processes, such as grinding or polishing, to achieve a smooth and uniform surface. This ensures that the welded area is visually appealing and free from any sharp edges or imperfections. In summary, the preparation of steel strips for welding comprises cleaning, preheating, alignment, welding with filler material, post-weld treatment, and surface finishing. These steps are meticulously executed to produce high-quality welded joints that meet the required standards and specifications.
- Q: What are the safety precautions when handling steel strips?
- When handling steel strips, there are several important safety precautions to keep in mind: 1. Personal Protective Equipment (PPE): Always wear the appropriate PPE, including safety glasses, gloves, and steel-toed boots. This will protect you from potential hazards such as sharp edges, flying debris, or accidental drops. 2. Proper Lifting Techniques: Steel strips can be heavy and bulky, so it is crucial to use proper lifting techniques to avoid strain or injury. Bend your knees, keep your back straight, and use your leg muscles to lift the strips. If necessary, use lifting aids or equipment to assist with the lifting process. 3. Secure Storage and Handling: Ensure that steel strips are stored and handled in a secure and organized manner. This will prevent them from falling or shifting, which could cause injury. Use appropriate storage racks, pallets, or straps to keep the strips stable and in place during transport or storage. 4. Slips, Trips, and Falls: Keep work areas clean and free from obstacles, spills, or debris that could cause slips, trips, or falls. Maintain good housekeeping practices and use anti-slip mats or flooring when necessary. Be cautious of any uneven surfaces or slippery conditions, especially when moving or transporting steel strips. 5. Sharp Edges and Burrs: Steel strips can have sharp edges or burrs that can cause cuts or lacerations. Inspect the strips for any sharp edges, and if necessary, use deburring tools to remove any burrs. Be cautious when handling the strips to avoid accidental cuts or scrapes. 6. Proper Equipment and Machinery: When using equipment or machinery to handle steel strips, ensure that they are in good working condition and properly maintained. Follow all safety guidelines and instructions provided by the manufacturer. Never operate equipment if you are not trained or authorized to do so. 7. Communication and Teamwork: If working as part of a team, communicate effectively with your colleagues to ensure everyone is aware of their tasks and any potential hazards. Practice good teamwork and assist one another when required, especially when lifting or moving heavy steel strips. By following these safety precautions, you can minimize the risk of accidents, injuries, and damage when handling steel strips. Always prioritize safety and take the necessary precautions to protect yourself and others in the workplace.
- Q: How are steel strips used in the manufacturing of automotive body panels?
- Steel strips are used in the manufacturing of automotive body panels as they provide strength, durability, and flexibility required for shaping and forming various parts of the car's exterior. These strips are typically cut into precise dimensions and then pressed, stamped, or rolled into the desired shapes, such as doors, fenders, hoods, and roofs. The steel strips undergo various processes like welding, painting, and coating to enhance their resistance against corrosion and improve their overall appearance.
- Q: How are steel strips coated with paint or powder?
- Coil coating is a process that allows steel strips to be covered in paint or powder. To start, the steel strips are thoroughly cleaned and treated to remove any dirt, rust, or oil. This ensures a clean surface that promotes better adhesion of the coating material. Once the steel strips are ready, they are sent through a coating line where the paint or powder is applied. When it comes to paint coating, the steel strips typically go through a series of rollers that evenly distribute the paint on the surface. The paint can be applied using different methods like roll coating, spray coating, or electrostatic coating. For powder coating, the steel strips are charged with electricity and then sprayed with the powdered coating material. The charged particles of the powder are attracted to the grounded steel strips, resulting in a uniform and long-lasting coating. Afterward, the coated steel strips are heated in an oven where the powder melts and fuses, creating a smooth and solid finish. Paint and powder coating both offer numerous benefits for steel strips. They provide protection against corrosion, weathering, and UV radiation. Additionally, they enhance the appearance of the steel, offering a decorative finish that can be customized with various colors and textures. Furthermore, paint and powder coating can improve the durability and lifespan of steel strips, making them suitable for a wide range of applications such as automotive parts, appliances, and building materials.
- Q: Can steel strips be used for making electrical terminals?
- Indeed, the utilization of steel strips is feasible for the production of electrical terminals. Steel, being an adaptable substance, possesses commendable conductivity and remarkable strength, rendering it appropriate for a wide range of applications within the electrical sector. The creation of steel terminals can be achieved by shaping steel strips through procedures such as stamping, bending, and welding. These terminals establish a dependable connection for electrical wires and components, guaranteeing the efficient transmission of electrical current. Furthermore, steel strips can undergo plating with substances like tin or nickel to augment their resistance against corrosion and enhance their conductivity. In summary, steel strips present a practical choice for the fabrication of electrical terminals due to their electrical properties, durability, and ease of production.
- Q: How are steel strips coated for protection?
- Steel strips are coated for protection through a process called galvanization. Galvanization involves applying a layer of zinc to the surface of the steel strips. This is done by either hot-dip galvanizing or electroplating. In hot-dip galvanizing, the steel strips are immersed in a bath of molten zinc at a temperature of around 450°C (842°F). The zinc reacts with the steel, forming a protective layer of zinc-iron alloy on the surface. This layer provides excellent corrosion resistance and protects the steel from rusting. Electroplating, on the other hand, involves immersing the steel strips in an electrolyte solution containing zinc ions. A direct electric current is then passed through the solution, causing the zinc ions to bond with the steel surface. This creates a thin but durable layer of zinc coating that safeguards the steel from corrosion. Both hot-dip galvanizing and electroplating provide effective protection for steel strips. The zinc coating acts as a barrier, preventing moisture and corrosive elements from reaching the steel surface. Additionally, even if the coating gets scratched or damaged, the sacrificial properties of zinc ensure that it corrodes first, protecting the underlying steel. Overall, steel strips are coated for protection using galvanization techniques, which involve the application of a zinc layer. This process significantly enhances the durability and longevity of the steel, making it more resistant to corrosion and extending its lifespan.
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GI/CGI/SGCC Galvanized Steel Sheet In Coil
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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