Pre-painted Galvanized Steel Sheet/ Pre-Painted Galvanized Steel Roofing Sheet PPGI

Pre-painted Galvanized Steel Sheet/ Pre-Painted Galvanized Steel Roofing Sheet PPGI

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 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)

Pre-painted Galvanized Steel Sheet/ Pre-Painted Galvanized Steel Roofing Sheet PPGI

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 types of steel coil loading and unloading devices?: There are several types of steel coil loading and unloading devices, including coil carriages, coil lifters, coil turners, coil grabs, and coil tilters. These devices are designed to safely and efficiently handle steel coils during the loading and unloading process, ensuring smooth operations in various industries such as manufacturing, construction, and transportation.

Q: What are the common methods of testing the durability of steel coils?: Common methods of testing the durability of steel coils include tension tests, impact tests, bending tests, hardness tests, and corrosion tests.

Q: Can steel coils be coated with tin?: Yes, steel coils can be coated with tin.

Q: Can you weld copper or brass to steel?: How To Weld Copper

Q: What are the different methods of coil recoiling for steel coils?: There are several different methods of coil recoiling for steel coils, each with its own advantages and applications. Some of the common methods include: 1. Slitting and rewinding: This method involves cutting the wide steel coil into narrower strips, which are then rewound into smaller coils. Slitting machines with circular blades are typically used to cut the steel, and the rewinding process ensures tight and uniform winding of the narrower strips. This method is widely used in industries such as automotive, construction, and packaging. 2. Rewinding with tension control: In this method, the steel coil is unwound and rewound with the help of tension control systems. These systems maintain even tension throughout the recoiling process, ensuring consistent winding quality. This method is particularly useful when dealing with delicate or sensitive materials that require gentle handling. 3. Recoiling with edge trimming: Sometimes, the edges of steel coils may be damaged, uneven, or contain defects. In such cases, edge trimming can be employed along with the recoiling process. Edge trimming machines remove the defective sections, resulting in coils with smooth and consistent edges. 4. Recoiling with surface treatment: Surface treatment methods like oiling, coating, or galvanizing are often applied to steel coils to enhance their corrosion resistance or improve their surface properties. Recoiling can be done in conjunction with these treatments, ensuring proper application and uniform coverage on the entire coil surface. 5. Recoiling with tension leveling: Tension leveling is a process that helps eliminate coil shape defects, such as coil set or crossbow, by applying tension during recoiling. This method ensures that the final coil has a flat and even shape, which is beneficial for subsequent processing and manufacturing operations. 6. Recoiling with precision slitting: Precision slitting is a specialized method used to achieve extremely narrow strip widths or tight tolerances in the steel coil. It involves precise control of the slitting knives and the winding tension to ensure accurate and consistent strip dimensions. This method is commonly used in industries that require high precision, such as electronics or precision engineering. Overall, the choice of coil recoiling method depends on various factors including the desired coil dimensions, material characteristics, surface requirements, and the specific application or industry involved. Manufacturers often utilize a combination of these methods to meet the diverse needs of their customers.

Q: I bought my Gerber Scout for 29 bucks at the local Walmart a couple months ago, and so far it's performed better than any of my previous knives (a couple of low quality Bucks, and a Winchester). However, my friend just bought a 50 dollar Buck knife and I absolutely love it, so I'm debating trading mine in and pitching in a bit of cash for the same kind.What troubles me is the fact that everybody seems to be bashing 440A steel. I hear a lot of bad things about it; how it is soft, chips easy, dull quickly, etc. How bad is 440A steel really, and would it be worth trading in my Gerber plus about 30 cash for a Buck Vantage Pro? Apparently the Vantage Pro uses S30V steel, so is it really that big of an upgrade, from 440A to S30V? Thank you.: 440 steel is fine for most knives, but there are better quality steels out there for specialized uses. If you like the knife you have, don't worry about what other people say. If you like the new knife more, trade for it. Sometimes I question why people have to ask so many questions about what's better than what.

Q: What are the main factors that affect the strength of steel coils?: The main factors that affect the strength of steel coils include the composition and quality of the steel used, the manufacturing process employed, the thickness and width of the coils, and the presence of any impurities or defects. Additionally, factors such as temperature, humidity, and storage conditions can also impact the strength of steel coils.

Q: What are the common coil surface treatments available for steel coils?: There are several common coil surface treatments available for steel coils, each serving different purposes and offering various benefits. These treatments aim to enhance the durability, corrosion resistance, and appearance of the steel coils. 1. Galvanized Coating: Galvanization is a popular treatment in which a layer of zinc is applied to the steel coil's surface. This coating provides excellent corrosion protection, preventing rust and extending the lifespan of the coil. It is commonly used in outdoor applications or environments with high humidity levels. 2. Phosphating: Phosphating is a chemical treatment that forms a thin layer of phosphate coating on the steel coil's surface. This treatment enhances the adhesion of subsequent coatings and improves the coil's paintability. It also offers some corrosion resistance and can be used as a pre-treatment before painting or powder coating. 3. Chromate Conversion Coating: Chromate conversion coating, also known as chem film or Alodine, involves applying a thin layer of chromate to the steel coil's surface. This treatment offers corrosion protection and acts as a primer for subsequent coatings, improving their adhesion. It is often used in aerospace and electrical applications. 4. Powder Coating: Powder coating is a dry finishing process in which a fine powder is applied to the steel coil's surface electrostatically and then cured under heat. This treatment provides a durable and attractive finish, offering excellent resistance to chipping, scratching, and fading. Powder coating is available in a wide range of colors and textures, making it a versatile option. 5. Organic Coatings: Organic coatings, such as acrylic, polyester, or polyurethane, are applied to the steel coil's surface as liquid paints. These coatings provide aesthetic appeal, protection against corrosion, and resistance to weathering and UV radiation. Organic coatings are often used in architectural and automotive applications. 6. Anodizing: Anodizing is a treatment primarily used for aluminum coils but can also be applied to steel coils. It involves creating an oxide layer on the surface of the coil through an electrochemical process. This treatment enhances the coil's corrosion resistance and provides an attractive finish. Anodizing is commonly used in architectural and decorative applications. It's important to note that the choice of coil surface treatment depends on the specific requirements of the application, including the desired performance, aesthetics, and environmental factors. Consulting with a professional in the steel industry can help determine the most suitable treatment for a particular project.

Q: How do steel coils contribute to earthquake resistance in structures?: Steel coils contribute to earthquake resistance in structures by providing strength and flexibility. When incorporated into the structural design, steel coils can absorb and dissipate the energy generated during an earthquake, reducing the impact on the building. This helps prevent the structure from collapsing or suffering major damage. Additionally, steel coils enhance the overall stability and rigidity of the building, making it more resistant to seismic forces.