color coated galvanized rolled steel coils

color coated galvanized rolled steel coils

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 1 m.t.

Supply Capability:: 300000 m.t./month

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Specifications

Thickness : 0.14mm-1.2 mm
Width : 700mm-1250mm
Color : RAL code and as per customer
Zinc coating : 60-180g/m AZ 50-AZ275

Hardness : Normal soft/ Semi hard/ Full hard

Pre-Paint coating: 12-25um

Paint material: PE/PVDF

Color: Any color

Coil Inner Diameter: 508mm/610mm

Galvanized steel coil

Introduction:

The galvanized steel coil is made by cold rolled steel sheet, then trough chromated. unoiled, various spangles, hot dipped. The surface is coated by zinc or aluzinc. it is widely used as the raw materials of building. we have exported to midle east, africa, south america, ukraine for the good quality and best credit.

Specification:

Thickness : 0.14mm-0.8 mm
Width : 600mm-1250mm
Color : RAL code and as per customer
Zinc coating : 60-180g/m AZ 50-AZ275

Hardness : Normal soft/ Semi hard/ Full hard

Spangle: None spangle; Regular spangle; Big spangle

Surface treatment: Anti-finger/ None anti-finger

Coil Inner Diameter: 508mm/610mm

Add:

Topside: 5microns primer+ (10-20)microns polyester. Backside: 5-8microns primer epoxy.

The combining force between the galvanized or galvalume steel and the paint is very strong

The surface of Prepainted Steel Coil is normal or can be covered by film.

Q:How did the growth of the steel industry influence the development of other industries?: At least three ways: 1. Steel as a material that other industries could use to do things that couldn't be done before (for example, construction (skyscrapers, long bridges, etc.)) or could now be done at much lower cost and hence increased the size of the industry (automobiles, bearings, etc.)

Q:How are steel coils inspected for weldability using welding tests?: Steel coils can be inspected for weldability using a variety of welding tests. One common method is the bend test, where a section of the coil is cut and bent to evaluate the quality of the weld. This test helps determine if the weld is brittle or contains any defects that could compromise its integrity. Additionally, the guided bend test is performed to assess the ability of the weld to withstand bending without cracking or breaking. Another technique used is the macro etch test, where a sample is prepared by cutting a cross-section of the coil and then etching it with a chemical solution. This test helps reveal any imperfections or inconsistencies in the weld, such as porosity, slag inclusions, or lack of fusion. Furthermore, the hardness test is conducted to measure the hardness of the weld. This is important as excessive hardness can lead to cracking or brittleness, while insufficient hardness may result in weld failure under certain conditions. Additionally, non-destructive testing methods like ultrasonic testing, magnetic particle inspection, or radiographic examination can also be employed to detect any internal defects, such as cracks or voids, in the steel coil welds without damaging the material. These welding tests are crucial in ensuring the quality and weldability of steel coils before they are used in various applications. By conducting thorough inspections, any potential issues can be identified and addressed, ensuring that the steel coils meet the required standards for weldability and structural integrity.

Q:What are the different coating options for steel coils?: Steel coils have multiple options for coating, each with its own purpose and benefits. Some commonly used coatings for steel coils include the following: 1. Galvanized Coating: Steel coils are immersed in molten zinc, resulting in a zinc layer on the surface. This coating offers excellent corrosion resistance and protects against rust. It is ideal for harsh environments and moisture exposure. 2. Galvannealed Coating: This coating combines galvanizing and annealing processes. After galvanizing, the steel coils are annealed to create a zinc-iron alloy layer. Galvannealed coating provides enhanced paintability, weldability, and corrosion resistance. 3. Aluminum-Zinc Alloy Coating: Also known as Galvalume, this coating involves applying an aluminum-zinc alloy to the steel coils. It offers excellent corrosion resistance and heat reflectivity, making it suitable for roofing, siding, and automotive parts. 4. Organic Coatings: These coatings are typically applied as a top layer over a base coat of galvanized or galvannealed coating. Examples include paints, lacquers, and powder coatings. Organic coatings provide additional protection against corrosion, UV rays, and abrasion while enhancing the aesthetics of the steel coils. 5. Chromate Conversion Coating: This coating is commonly used as a pre-treatment before applying organic coatings. It improves adhesion between the steel surface and the organic coating, ensuring better corrosion resistance. The choice of coating depends on factors such as the intended application, environmental conditions, desired appearance, and budget. Manufacturers and end-users should carefully consider these factors to select the most suitable coating option for their specific requirements.

Q:How are steel coils used in the manufacturing of appliances?: Steel coils are used in the manufacturing of appliances as a primary raw material for constructing the outer body and internal components, such as frames, panels, and structural supports. The steel coils are processed and transformed into various shapes and sizes, ensuring the durability and strength required for appliances.

Q:Does Steel Cut Oatmeal have the same health benefits as Old Fashioned Oatmeal? What is the difference in processing?: Steel Cut Oats Steel-cut oats are whole oat kernels cut into small chunks rather than being smashed flat as in oatmeal. This gives the oats more of a chew texture and also slows both cooking time and digestion time. That means that they have a lower glycemic index and are thus preferable for increasing satiety, lowering the insulin response to the meal, and keeping blood sugar levels from peaking. This also results in delaying hunger so a person is less likely to snack or get overly hungry before the next meal. Here is how I like to cook oats for breakfast. Ingredients 1/2 cup Dry steel cut oats 1 cup Water (You may want a little more than a cup, experiment to your liking) 2 T Raisins (optional or replace with chopped dried apricots etc.) 2 T Ground flax meal (optional, but high in healthy n-3 fatty acids and fiber) Salt to your taste (try Lite salt to lower sodium intake) 2T Sunflower seeds or almonds 1 cup Fresh berries or a banana Directions Heat water to a boil. While water is heating, add the salt, raisins, and flax meal. When the water boils, add the steel cut oats. Stir once. Turn heat down to simmer and cook covered for 7-8 minutes. Provides two small servings. Double for large servings or small servings for 4 people. Serve and eat while hot. Add soy milk or low fat milk. Slice fresh fruit on top to add extra flavor. My wife likes banana slices. I like fresh berries, peaches, or sugar free applesauce. For extra crunch sprinkle almonds or sunflower seeds on top.

Q:What are the cost considerations when purchasing steel coils?: When purchasing steel coils, there are several cost considerations that need to be taken into account. Firstly, the price per unit of steel coil is a significant factor. The cost of steel coils can vary depending on various factors such as the type of steel, its grade, thickness, width, and length. Higher-grade steel coils tend to be more expensive than lower-grade ones, and thicker or wider coils can also come at a higher cost. Another cost consideration is the quantity of steel coils needed. Purchasing larger quantities of steel coils often comes with volume discounts, so it is important to determine the required quantity and assess whether it is more cost-effective to buy in bulk or in smaller batches based on the demand and storage capacity. Transportation costs should also be considered when purchasing steel coils. The weight and size of the coils can impact the shipping costs, especially if they need to be transported over long distances. Additionally, the distance between the supplier and the buyer can affect freight charges, so it is crucial to evaluate different shipping options and choose the most cost-effective method. Furthermore, it is essential to take into account any additional costs associated with processing or customizing the steel coils. For instance, if the coils need to be cut, leveled, or coated, these additional services can add to the overall cost. It is important to obtain quotes from different suppliers and compare the prices for these value-added services. Lastly, it is crucial to consider the overall quality and reliability of the steel coils. While cheaper options may initially seem more cost-effective, they could end up costing more in the long run if they do not meet the required standards or have a shorter lifespan. It is advisable to choose reputable suppliers with a track record of delivering high-quality products to ensure that the investment in steel coils is worthwhile. In conclusion, the cost considerations when purchasing steel coils include the price per unit, quantity discounts, transportation costs, additional processing services, and the overall quality and reliability of the coils. Evaluating these factors thoroughly will help make an informed decision that balances cost-effectiveness with the desired quality and specifications of the steel coils.

Q:How do steel coils contribute to the automotive manufacturing sector?: Steel coils are essential in the automotive manufacturing sector as they are used to produce various components such as body parts, frames, and suspension systems. The high strength and durability of steel coils make them ideal for ensuring the safety and structural integrity of vehicles. Additionally, steel coils are easily moldable, allowing manufacturers to create complex shapes and designs, contributing to the overall aesthetics and functionality of automobiles.

Q:Steel is no doubt a better constructin material but it is only in practice in developed country.i would like that we should high lights the benifits and negatives of steel to make the steel more clear as a construction material.Hope some expert to address this topicMD: Steel Structure considered as the most efficient and fast in completion of any project, specially the high rise buildings, also the logistics during construction is less complicated than the normal methods, Steel Structure has so many advantages vs the disadvantages, and highly recommended for commercial buildings

Q:I saw this really pretty ring online and it was made of steel. Is this a good ring? If I were to wash my hands with it on, would it rust and turn my finger green?: Steel rust is brown not green! Very much expected to be of one type of stainless steel, and you should have no problem.

Q:is stainless steel a good steel for sensitive skin? or does it have to be surgical or sterling silver?: When I worked at Spencer's the jewelry would usually said what grade/type of metal it was. As long as it says 316L surgical steel you should be ok. But like another person said, go to a professional piercer and buy jewelry there because you know that you're getting good quality. You get what you pay for!

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