PRE-PAINTED STEEL COILS

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Excellent Hot-Dip Galvanized/ Aluzinc Steel DX51D

Painting steel isthe product based on the metal sheet, of which surface is finally installed ofthe plastic film(PVC, PE) IN addition to being firstly covered with the coatingand printed ink in. The coated layer of painting steel plate consists of chemicaland filming layer, primer coated layer, pattern printed layer and surfacecoated layer. The top and back coating shall generally be the weatherproofpaint, as well can be the application of the paint with special capabilitiessuch as stain-resistant, self cleaning capability, high thermal resistance,antistatic capability, sterilizing capability, finger-print prevention and etc.

With GI(aluzinc) asbase metal, after pretreatement(degrease and chemical treatment)and liquid dopewith several layers of color, then after firing and cooling, finally the platesteel is called pre-painted galvanized (aluzinc)steel. Pre-painted galvanized steelis good capable of decoration, molding, corrosion resistance. It generallydisplays superior workability, durability and weather resistance.

Availablespecification：

PAINTING STEEL
BASE MATERIAL	HDGI, ALUZINC,CR
GRADE	SGCC, DX51D,ASTMA653,EN10142,S350GD
THICKNESS	0.17-1.0mm
WIDTH	600-1250mm
ZINC COATING	60-200g/㎡
PAINT	PE,PVDF,SMP,HDP
COILED	508mm
COIL WEIGHT	3-6mt

We can supply customers' with different specifications of the highest quality and lowest price.

Sincerely welcome to contact us for the future details if any item interest you ,and we will make every effort to assure that your requirements will be satisfied ,and we hope to establish long-term business relations with you on the basis of the equality and mutual benefit.

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Q:How are steel coils stored to prevent damage?: Steel coils are typically stored in a way that minimizes the risk of damage. They are usually placed on pallets or in racks to keep them off the ground and provide stability. Additionally, they are often secured with bands or straps to prevent movement during storage and transportation. Proper ventilation is also important to prevent moisture buildup, which can cause corrosion. By implementing these measures, the risk of damage to steel coils is significantly reduced.

Q:What are the different types of steel coil leveling methods?: There are three main types of steel coil leveling methods: roller leveling, stretcher leveling, and temper leveling. Roller leveling involves passing the coil through a series of rollers to reduce its curvature and improve flatness. Stretcher leveling uses hydraulic or mechanical stretching to remove the coil's internal stresses and straighten it. Temper leveling, on the other hand, subjects the coil to a controlled heating and cooling process to achieve the desired flatness. Each method has its own advantages and is chosen based on the specific requirements of the steel coil.

Q:How are steel coils tested for strength?: Steel coils are tested for strength using a variety of methods such as tensile testing, hardness testing, and impact testing. Tensile testing involves applying a controlled force to the coil until it breaks, measuring the amount of force required to rupture the steel. Hardness testing measures the resistance of the steel to indentation or scratching, providing an indication of its strength. Impact testing evaluates the ability of the steel to absorb energy under sudden loading conditions. These tests help determine the overall strength and quality of the steel coils.

Q:I have heard using the BRASS casing is the best thing for an AR-15? Should i just use Brass or Steel?: No. People who say that don't use steel cased ammo. It it said its harder on the extractor. I don't see how. Its dirtier because it doesn't expand like brass does but the steel casing is still softer than the steel of the gun. That is a mild steel which isn't as hard as what most people are thinking of.

Q:I know the law regarding selling steel core ammo, but is it possible to buy a steel core bullet and load it yourself?: I'm a reloading trainer. This you can do - however - you are going to not be capable to re-use the powder considering the fact that you have no idea what it's, and, what the difference is between the old bullets and your new ones. As you already know - even bullets of the identical weight can have a gigantic change in stress kind one brand to one more. You're going to need to slowly work up a load, identical to a ordinary reloading load. Pulling inexpensive bullets and re-using the manufacturing unit primed case is in reality beautiful normal. I most commonly take the FN 5.7x28mm and pull the Horndy 40gr manufacturing unit - then insert the 69gr into them. The powder is discarded and i re-use those 40gr ones in my 223/5.56mm varmint gun.

Q:What are the different types of steel coil storage containers?: There are several types of steel coil storage containers, including coil racks, coil cradles, coil saddles, coil cassettes, coil pallets, and coil cones. These containers are designed to safely store and transport steel coils, providing support and stability to prevent damage or shifting during handling and storage.

Q:How are steel coils used in the manufacturing of intake manifolds?: Steel coils are typically used in the manufacturing of intake manifolds as the primary material for forming the manifold's structure. These coils are shaped and cut into specific dimensions to create the necessary components, such as runners and plenums, which help regulate the flow of air and fuel mixture into the engine. The steel coils are often subjected to additional processes, including welding, machining, and surface treatments, to ensure the final intake manifold meets the required specifications and performance standards.

Q:What are the common coil loading and unloading techniques?: Some common coil loading and unloading techniques include using overhead cranes or forklifts to lift and move the coils, using coil cars or transfer tables to transport coils within a facility, utilizing coil hooks or C-hooks to securely hold and transport coils, and employing coil tilters or turnstiles to rotate or position coils for loading or unloading.

Q:what is the chemical process that makes steel harder when it is heated and cooled rapidly?what does the heating of it do to the atoms?what does the cooling of it do to the atoms?what makes tempered steel so strong compared to untempered steel?: You can't temper all steels. Generally the material must be a high-carbon or tool steel. Different alloys temper differently, and tempering is usually done to get a specific set of characteristics, so you must know what you are working with and use the right methods and temperature. If you do it wrong, the material may be hard but too brittle for the purpose or have other issues. It can be simple, such as heating to a dull red, carbonizing the surface (use an acetylene rich flame until it blackens the surface) and oil quenching. Do that to a piece of tool steel (like a screwdriver) and it will case (surface) harden it to the point you can't scratch it with a file. Tempering changes the way the molecular structure in the metal is linked and oriented.

Q:What are the common sizes of steel coils?: The common sizes of steel coils vary depending on the specific needs and requirements of different industries. However, there are some standard sizes that are commonly used in the steel manufacturing and processing sectors. These include: 1. Slit Coils: Slit coils are typically smaller in size and are commonly available in widths ranging from 0.5 inches to 72 inches. The weight of slit coils varies, but it is usually between 1000 pounds to 50,000 pounds. 2. Master Coils: Master coils are larger in size and are typically used in steel processing facilities to produce various steel products. The width of master coils usually ranges from 36 inches to 96 inches, while the weight may vary from 5,000 pounds to 60,000 pounds. 3. Sheet Coils: Sheet coils are often used in construction, automotive, and appliance manufacturing industries. The standard sizes for sheet coils vary, but they are commonly available in widths of 48 inches, 60 inches, and 72 inches, with lengths ranging from 96 inches to 240 inches. 4. Plate Coils: Plate coils are primarily used in heavy-duty applications such as shipbuilding, bridge construction, and pressure vessel manufacturing. The sizes of plate coils are typically larger, with widths ranging from 36 inches to 96 inches, and lengths varying from 96 inches to 480 inches. It is important to note that these sizes are not fixed and can be customized based on specific customer requirements. Steel manufacturers and suppliers often have the capability to produce coils in various sizes to meet the diverse needs of their clients.

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