Prepainted Cold Rolled Galvanized Steel Sheet Coil/PPGI Prepainted Galvanized Steel Coil

Prepainted Cold Rolled Galvanized Steel Sheet Coil/PPGI Prepainted Galvanized Steel Coil System 1

Prepainted Cold Rolled Galvanized Steel Sheet Coil/PPGI Prepainted Galvanized Steel Coil

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 20 m.t.

Supply Capability:: 9000 m.t./month

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Product Description

Specifications;
1. Aluzinc coating mass: 30g-275g/sqm
2. Coil weight: 4-6 tons per coil
3. Edge treatment: Mill edge or cut edge.
4. Technical treatment: Bright annealed, flatting, cold harden.
5. Surface treatment: Annealed, bright finish, dull/bright finish, slit edge.
6. Spangle: Normal/small/big/zero spangle.
7. Delivery terms: FOB / C&R / CIF
8. Supply Ability: 30000MT/month
9. Application: The construction industry: The roof structure, keel, grill, Clapboard, ceilings, fire shutter doors, etc; The light industry, the Automobile, agriculture, animal husbandry, fishery, casing of household Electronic application, civilian smoke stack, etc.
10. Delivery time: Within 30 days after the receipt of L/C or Signed the contract or according to customer's requirement.
Special design available according to requirement; Anti-corrosion And high-temperature resistant with black painting; All the production process Are made under the ISO9001: 2000 strictly

Second Glance of Photo

Galvanzied steel coil( GI, CRC)

Color coated steel coil(PPGI)

Package: Sea worthy Export Packing Standard export and seaworthy packing. (waterproof paper and metal sheet protection with fluted rings at inner and outer edges, 4 eye bands and 4 circumferential bands fasten the coil)

Prepainted Cold Rolled Galvanized Steel Sheet Coil/PPGI Prepainted Galvanized Steel Coil

FAQ

1. Do you have QC team?
Yeah, sure, our QC team is very important, they will keep the quality control for our products.for quality inspection every day.

Q:What are the different methods of tempering steel coils?: There are several different methods of tempering steel coils, each with its own advantages and disadvantages. Some of the most common methods include: 1. Air cooling: This is the simplest and most common method of tempering steel coils. The coils are heated to a specific temperature and then allowed to cool naturally in ambient air. This method is relatively quick and cost-effective, but it can result in uneven cooling and may not provide as precise control over the final properties of the steel. 2. Water quenching: In this method, the steel coils are heated and then rapidly cooled by immersing them in a bath of water. Water quenching provides a more rapid and controlled cooling rate than air cooling, resulting in greater hardness and strength. However, it can also lead to increased distortion and the formation of internal stresses in the steel. 3. Oil quenching: Similar to water quenching, oil quenching involves immersing the steel coils in a bath of oil to rapidly cool them. Oil quenching provides a slower and more uniform cooling rate compared to water quenching, resulting in reduced distortion and internal stresses. However, it also produces slightly lower hardness and strength compared to water quenching. 4. Salt bath quenching: This method involves immersing the steel coils in a heated bath of molten salt to rapidly cool them. Salt bath quenching provides an even and controlled cooling rate, resulting in improved hardness and strength compared to air or water quenching. However, it requires specialized equipment and may not be suitable for all types of steel. 5. Induction hardening: In this method, the steel coils are heated using an induction heating process and then rapidly cooled using either air, water, or oil quenching. Induction hardening allows for precise control over the heating and cooling process, resulting in specific hardness and strength properties in desired areas of the steel. However, it requires specialized equipment and is typically used for specific applications or parts of the steel coils. Overall, the choice of tempering method depends on various factors such as the desired properties of the steel coils, the type of steel being used, and the specific requirements of the end application.

Q:What is the role of steel coils in the oil and gas industry?: Steel coils play a vital role in the oil and gas industry as they are used for various purposes such as storing, transporting, and processing oil and gas. These coils are designed to withstand high pressure and extreme temperatures, making them ideal for applications like oil storage tanks, pipelines, and refineries. Additionally, steel coils are used in the construction of drilling rigs, platforms, and other infrastructure required for oil and gas exploration and production. Overall, steel coils are essential components in the industry, ensuring the safe and efficient extraction, transportation, and processing of oil and gas resources.

Q:How are steel coils distributed globally?: Steel coils are distributed globally through various means such as shipping, rail, and truck transportation. They are typically transported in bulk quantities to steel processing plants, construction sites, and manufacturing facilities worldwide. Distribution channels and logistics networks play a crucial role in ensuring efficient and timely delivery of steel coils to meet the demands of different industries and markets across the globe.

Q:How do steel coils contribute to the marine vessel construction industry?: Steel coils are essential components in the marine vessel construction industry as they play a crucial role in the fabrication of various structural elements of ships and boats. These coils are typically made of high-quality steel and are used in a variety of ways to contribute to the construction and performance of marine vessels. Firstly, steel coils are utilized in the construction of the hull, which is the main body of the ship. The hull requires strong and durable materials to withstand the harsh conditions of the sea, including waves, corrosion, and impacts. Steel coils provide the necessary strength and integrity to the hull, ensuring the vessel's structural integrity and safety. Moreover, steel coils are also employed in the fabrication of decks, bulkheads, and other internal structures of marine vessels. These components are crucial for dividing the ship into compartments, providing stability, and supporting various equipment and machinery. Steel coils are known for their excellent tensile strength, which allows them to bear heavy loads and resist deformation, making them ideal for constructing these vital components. Additionally, steel coils are used in the construction of propulsion systems and other mechanical parts of marine vessels. These coils are often shaped and formed into specific components, such as shafts, gears, and propellers, which are critical for the vessel's propulsion and maneuverability. The high strength and durability of steel coils ensure the reliability and efficiency of these mechanical systems, enabling smooth navigation and operation of the vessel. Furthermore, steel coils contribute to the marine vessel construction industry by enhancing the overall safety and longevity of ships and boats. Steel is known for its resistance to corrosion, which is a significant concern in marine environments due to the presence of saltwater. By utilizing steel coils, marine vessels can withstand the corrosive effects of seawater, reducing the need for frequent maintenance and repair. This, in turn, improves the lifespan of the vessel and reduces the risk of accidents or failures at sea. In conclusion, steel coils are indispensable in the marine vessel construction industry. These coils provide the necessary strength, durability, and resistance to corrosion, ensuring the safety, performance, and longevity of ships and boats. From the construction of the hull to the fabrication of internal structures and mechanical components, steel coils play a vital role in every aspect of marine vessel construction.

Q:How are steel coils protected against corrosion?: Steel coils are protected against corrosion through various methods such as applying protective coatings, galvanizing, or using corrosion inhibitors. These measures help to create a barrier between the steel surface and the surrounding environment, preventing the onset of corrosion and extending the lifespan of the coils.

Q:How are steel coils used in the production of household appliances?: Steel coils are used in the production of household appliances as they are a primary material for manufacturing various components like frames, panels, and cabinets. The coils are typically processed and formed into the desired shapes, providing strength, durability, and structural stability to appliances such as refrigerators, washers, dryers, and ovens.

Q:Can steel coils be used in the manufacturing of machinery and equipment?: Yes, steel coils can be used in the manufacturing of machinery and equipment. Steel coils are versatile components that provide strength, durability, and stability to various industrial applications. They can be shaped, cut, and formed into different parts and components necessary for the machinery and equipment manufacturing process. Steel coils are commonly used in the production of gears, shafts, frames, brackets, and other structural elements. Additionally, they can be processed further to create specialized components such as springs or fasteners. The use of steel coils in machinery and equipment manufacturing ensures that the end products are of high quality, capable of withstanding heavy loads, and have a long lifespan.

Q:What are the common defects in steel coil surface finishes?: Scratches, pits, rust, oil stains, and uneven coating are all common defects that can be found on the surface finishes of steel coils. Scratches are typically caused by mishandling or transportation and can significantly impact both the appearance and performance of the coil. Pits, on the other hand, are small depressions that can be attributed to various factors such as impurities in the steel or incorrect processing techniques. Rust occurs when the coil is exposed to moisture or corrosive environments, and this can compromise the structural integrity of the material. If the coil is not adequately cleaned before or after processing, oil stains may appear, leaving unattractive marks on the surface. Lastly, uneven coating can arise during the application of protective coatings or paints, resulting in varying levels of protection and aesthetics across different areas of the coil. It is crucial to address these defects to ensure the steel coil's quality and durability in its intended applications.

Q:Can steel coils be coated with barcodes?: Yes, steel coils can be coated with barcodes. The barcode can be applied to the surface of the steel coil using various methods such as printing, engraving, or even attaching a barcode label. This allows for easy identification and tracking of the steel coils throughout the supply chain.

Q:okay i got some questions of the steel plow.1st - who inveneted it? where and when?2nd - how did it work? what is it used for? what is it made of? how is it produced?okay guys thank you very much. remember best answer gets best answer 10 points!: If you're willing to substitute the word iron for steel (steel came a good bit later in history), the Girard plow from the 1300's in Belgium would be the first example known. It's named after the guy who invented it (Girard). How did it work? Like any other plow! You drag it along and it makes a trench of sorts in the ground! It was used for agricultural purposes. As for how it was produced, you need to look up the history of the Iron Age to understand how they started to use iron back in about 1200BC to make tools.

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