Best Prepainted Galvanized steel Coil ASTM 615-009

Best Prepainted Galvanized steel Coil ASTM 615-009 System 1

Best Prepainted Galvanized steel Coil ASTM 615-009

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 111 kg/m²

Supply Capability:: 11 kg/m²/month

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1.Structure of Prepainted Galvanized steel Coil ：

With Gi as base metal,after pretreatmet (degrease and chemical treatment) and liquid dope with several Layers of color,then after firing and cooling,finally the plate steel is called pre-painted galvanized steel ( PPGI) .Pre-painted galvanized steel is good capable of decoration ,molding,corrosion resistance lowering the cost of production and increasing the quality of the metal. Today, steel is one of the most common materials in the world, with more than 1.3 billion tons produced annually. It is a major component in buildings, infrastructure, tools, ships, automobiles, machines, appliances, and weapons. Modern steel is generally identified by various grades defined by assorted standards organizations.

2.Main Features of Prepainted Galvanized steel Coil：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Prepainted Galvanized steel Coil Images

Best Prepainted Galvanized steel Coil ASTM 615-009

4.Prepainted Galvanized steel Coil Specification

Standard:ASTM, GB,JIS,JIS G3302 ASTM 755 EN10169

Grade: DX51D CGCC CS

Thickness: 0.13mm~3.0mm,

Width: 1250,600-1250mm

Coil weight:3-12 MT

Coil ID:508/610mm

Chemical composition:

0.150

0.476

11.231

12.50

0.900

0.039

0.010

5.FAQ of Prepainted Galvanized steel Coi

We have organized several common questions for our clients，may help you sincerely：

1.How do you control your quality

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.

2.how long we will receive the goods ？

After receiving your deposit or workable lc ,our normal shipment date is 15-20days,and it takes around 28 days to reach your port of destination. But is up to different destination

3. what is your moq

Normally our moq is 25per size ,but it is up to different size

Q: How are steel strips stored to prevent contamination?: Steel strips are typically stored in a clean and dry environment, away from potential sources of contamination such as dust, moisture, and chemicals. They are often wrapped in protective materials or placed in sealed containers to ensure their integrity. Additionally, storage areas are usually kept organized and free of debris to minimize the risk of contamination.

Q: What is the cost of steel strips?: The cost of steel strips can vary depending on factors such as the type of steel, thickness, width, and quantity needed. It is best to contact a supplier or check with local steel distributors for specific pricing information.

Q: Can steel strips be used in the production of springs or fasteners?: Yes, steel strips can be used in the production of springs or fasteners. Steel strips are often used to make flat springs or as a base material for coiled springs. They can also be utilized for manufacturing various types of fasteners, such as screws, bolts, and clips.

Q: How are steel strips used in the production of electronic components?: Steel strips are used in the production of electronic components as they provide a sturdy base for a variety of applications. They can be used as a substrate for printed circuit boards, offering stability and support for the delicate components. Steel strips are also used in the construction of connectors, brackets, and other structural elements, ensuring durability and reliability in electronic devices.

Q: How are steel strips tested for oil or grease residues?: Steel strips are typically tested for oil or grease residues through a process called the solvent extraction method. In this method, the steel strips are soaked in a solvent that dissolves and removes any oil or grease present on the surface. The solvent is then collected and analyzed for the presence of oil or grease residues using various techniques such as gravimetric analysis or infrared spectroscopy.

Q: How are steel strips processed for bonding?: To bond steel strips, a series of steps are taken. These steps involve preparing the surface, applying adhesive, and allowing it to cure. Typically, the first step involves cleaning the steel strips to remove any dirt, oil, or contaminants present on the surface. This can be achieved through methods like solvent cleaning, degreasing, or sandblasting. Once the surface is clean, it is treated to enhance its bonding properties. This can be done by roughening the surface through sanding or etching, creating a rough texture that promotes adhesion. Alternatively, a surface treatment like plasma or chemical treatment can be applied to modify the surface chemistry and improve bonding. After the surface preparation, an adhesive is applied to the steel strips. The choice of adhesive depends on specific bonding requirements, such as steel type, desired bond strength, and environmental conditions. Application methods include spraying, brushing, or roller coating. Once the adhesive is applied, the steel strips are brought together and pressure is applied to ensure proper contact and bonding. Techniques like clamping, using rollers, or applying mechanical pressure can be employed. Some processes may also involve heating the adhesive to activate its curing properties. Finally, the adhesive is allowed to cure, which involves the hardening process until it reaches its maximum strength. The curing time varies depending on the adhesive type and can range from minutes to hours or even days. During this time, it is vital to maintain the correct position of the steel strips and provide the required conditions (e.g., temperature, humidity) for optimal bonding. In conclusion, steel strips undergo a step-by-step process to achieve a strong and durable bond. This involves surface preparation, adhesive application, bringing the strips together under pressure, and allowing the adhesive to cure. This process ensures the suitability of the bond for diverse applications in industries such as construction, automotive, and manufacturing.

Q: How do steel strips compare to other materials in terms of cost and performance?: Steel strips can be cost-effective and offer excellent performance in various applications compared to other materials. Firstly, steel is a widely available and relatively inexpensive material, making steel strips more affordable than alternatives such as aluminum or titanium. This cost advantage makes steel strips a popular choice in industries where cost-efficiency is crucial. In terms of performance, steel strips offer several advantages. Firstly, steel is known for its high strength and durability, allowing steel strips to withstand heavy loads and resist deformation better than many other materials. This strength makes steel strips suitable for applications that require structural integrity, such as construction and automotive industries. Additionally, steel strips have excellent corrosion resistance properties, especially when coated or galvanized. This resistance to rust and corrosion ensures the longevity of steel strips, reducing maintenance and replacement costs. Moreover, steel strips can withstand extreme temperatures, making them suitable for use in challenging environments. Furthermore, steel strips have good electrical and thermal conductivity, making them ideal for applications that require heat dissipation or electrical grounding. Steel strips are also highly machinable and can be easily formed into various shapes, enabling versatility and flexibility in design. However, it is important to note that the choice of material ultimately depends on the specific requirements of the application. While steel strips offer many advantages, other materials may outperform steel in certain aspects, such as weight or specific chemical properties. Therefore, it is crucial to consider the specific needs and constraints of each project before determining the most suitable material.

Q: What are the welding techniques used for steel strips?: Steel strips can be welded using various techniques, depending on the desired outcome and specific application. These techniques are: 1. Stick welding, also known as Shielded Metal Arc Welding (SMAW), which is commonly employed. It involves using a consumable electrode coated in flux to produce a shielding gas that safeguards the weld from atmospheric contamination. 2. Another popular method for welding steel strips is Gas Metal Arc Welding (GMAW), or MIG welding. This technique utilizes a continuous wire electrode along with a shielding gas to protect against impurities. 3. Flux-Cored Arc Welding (FCAW) is similar to GMAW, but instead of a solid wire electrode, it uses a tubular electrode filled with flux. The flux acts as a shielding gas and aids in removing impurities, leading to cleaner welds. 4. Gas Tungsten Arc Welding (GTAW), commonly known as TIG welding, is a precise and versatile technique used for stainless steel strips. It employs a non-consumable tungsten electrode and an inert gas shield to create high-quality and clean welds. 5. Resistance Spot Welding (RSW) is frequently used in automotive and sheet metal applications to join steel strips. This technique involves applying pressure and an electric current through copper alloy electrodes, resulting in resistance heating that fuses the strips together. The choice of welding technique for steel strips depends on factors such as strip thickness, desired weld strength and appearance, and specific application requirements. It is crucial to select the appropriate technique, properly prepare, and execute the weld to achieve strong, durable, and visually pleasing results.

Q: Can steel strips be used in corrosive environments?: When it comes to corrosive environments, the use of steel strips is possible, but the specific type of steel and its corrosion resistance will depend on the particular corrosive environment. Take stainless steel strips, for example; they have a high resistance to corrosion and can be employed in a wide range of corrosive environments. These strips contain at least 10.5% chromium, which creates a protective layer of oxide on the steel's surface, preventing further corrosion. They are commonly utilized in industries such as chemical processing, marine, and food processing, where exposure to corrosive substances is prevalent. Nevertheless, not all steel strips possess the same level of corrosion resistance. Carbon steel strips, for instance, are more vulnerable to corrosion and may not be suitable for highly corrosive environments. To ensure the durability and performance of the steel strips in such cases, additional safeguards such as coatings, galvanization, or the use of corrosion-resistant alloys may be necessary. When selecting steel strips for use in corrosive environments, it is crucial to consider the specific corrosive environment, the intended application, and the expected lifespan. Seeking guidance from experts or referencing industry standards and guidelines can aid in determining the most appropriate corrosion-resistant materials for a given situation.