Hot-dip Zinc Coating Steel Building Roof with Good Price Better Quality

Hot-dip Zinc Coating Steel Building Roof with Good Price Better Quality System 1

Hot-dip Zinc Coating Steel Building Roof with Good Price Better Quality System 2

Hot-dip Zinc Coating Steel Building Roof with Good Price Better Quality

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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3.Hot-Dip Galvanized Steel Sheet Images

Hot-dip Zinc Coating Steel Building Roof with Good Price Better Quality

4.Hot-Dip Galvanized Steel Sheet Specification

Standard: ASTM, JIS,EN

Grade: CS, DX51D+Z,SGCC, SS 230~550,S220GD+Z~S550GD+Z, SGC340~SGC570

Thickness: 0.18mm~5mm

Width: max 2000mm

Coil weight:3-12 MT

Coil ID:508/610mm

Surface structure: zero spangle, regular spangle or minimum spangle

Surface treatment: Chromate treatment, Oiled/dry, skinpassed/non-skinpassed

5.FAQ of Hot-Dip Galvanized Steel Sheet

1.How to guarantee the quality of the products？

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.

2. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-30 days, but the shipment will depend on the vessel situation.

Q: How are steel coils inspected for formability using forming tests?: Steel coils are inspected for formability using forming tests to assess their ability to be shaped into desired forms without any defects or failures. These tests are conducted to evaluate the material's mechanical properties and determine its suitability for specific applications. Forming tests involve subjecting the steel coil to various forming operations, such as bending, deep drawing, or stretch forming. The coil is typically cut into specified dimensions and then subjected to these operations using specialized equipment. The key objective is to simulate the actual forming process that the steel will undergo in real-world applications. During the forming tests, several parameters are closely monitored. These include the amount of force or load applied, the rate of deformation, and the resulting strain or deformation experienced by the steel. Additionally, the coil's response to these operations is observed, including any visible defects like cracks, fractures, or surface imperfections. By carefully analyzing the performance of the steel coil during the forming tests, various formability characteristics can be determined. These include the material's resistance to deformation, its ability to withstand strain without failure, and its tendency to exhibit defects under specific forming conditions. The results obtained from these tests provide valuable insights into the suitability of the steel coil for specific forming processes and applications. Moreover, advanced techniques such as digital image correlation and strain analysis may be employed to precisely measure and evaluate the strain distribution across the steel coil's surface. These techniques help identify regions of the coil that experience higher strain and potential failure points. In conclusion, steel coils are inspected for formability using forming tests that simulate the actual forming processes they will undergo. These tests assess various formability characteristics, including the material's resistance to deformation and its propensity for defects. The results obtained from these tests aid in determining the suitability of the steel coil for specific applications and guide the selection of appropriate forming parameters.

Q: How are steel coils used in the production of automotive wheels?: Steel coils are used in the production of automotive wheels as the primary material for manufacturing the wheel rims. These coils are processed and formed into the desired shape, ensuring strength and durability for the wheels.

Q: What are the common size limitations for steel coil production?: The common size limitations for steel coil production can vary depending on several factors such as the type of steel being used, the manufacturing process, and the equipment available. However, there are some general size limitations that are commonly observed in the industry. One of the primary constraints is the width of the steel coil. The width of the coil is typically limited by the size of the rolling mill or the slitting equipment used for production. Standard widths for steel coil production range from around 600 millimeters (23.6 inches) to 2,000 millimeters (78.7 inches). However, widths outside of this range can also be achieved through specialized equipment and processes. Another limitation is the thickness of the steel coil. This can be influenced by the type of steel, the intended application, and the manufacturing capabilities. Common thicknesses for steel coils range from 0.15 millimeters (0.006 inches) to 6 millimeters (0.236 inches). Thicker or thinner coils can be produced, but they may require specialized equipment and processes. The weight of the steel coil is another important consideration. The maximum weight of a steel coil is typically determined by the capacity of the production and handling equipment, as well as transportation limitations. Standard coil weights range from a few hundred kilograms to several tons. However, it is possible to produce coils that exceed these limits by using larger equipment or dividing the coil into multiple smaller coils. In addition to width, thickness, and weight, there may also be limitations on the length of the steel coil. This can be influenced by factors such as the size of the production line, the handling and transportation capabilities, and customer requirements. Standard coil lengths typically range from a few meters to several tens of meters. However, longer coils can also be produced by using specialized equipment and processes. It is important to note that these size limitations are not fixed and can vary depending on the specific requirements of a project or customer. Manufacturers often work closely with customers to determine the optimal size limitations for their steel coil production, ensuring that the final product meets the desired specifications.

Q: i am working in a firm that deals with steels.. so it is necessary for me to understand the chemistry of the steels from their names so that i need not memorize all the grades with their metallury.. where can i find information about this nomenclature ? please help: For steels with a four number code like 1020, 4140 ect the first two digits are the alloying information. I think you need to memorise those. 10 steels are plain carbon steel with no alloying. 41 steels are chrome-molly. The third and forth digits are the carbon content. 1020 is 0.2% Carbon, 4140 is 0.4% carbon. I don't know if there is a system to stainless steels.

Q: can anyone help me to find any webpage about lists/types of stainless steel?: Types of stainless steel There are over 150 grades of stainless steel, of which fifteen are most common. The AISI (American Iron and Steel Institute) defines the following grades among others: - 200 Series—austenitic iron-chromium-nickel-manganese alloys - 300 Series—austenitic iron-chromium-nickel alloys Type 301—highly ductile, for formed products. Also hardens rapidly during mechanical working. Type 303—free machining version of 304 via addition of sulfur Type 304—the most common; the classic 18/8 stainless steel Type 316—Alloy addition of molybdenum to prevent specific forms of corrosion - 400 Series—ferritic and martensitic alloys.

Q: What are the dimensions of steel coils used in the household appliance industry?: The dimensions of steel coils used in the household appliance industry can vary depending on the specific application and requirements. However, standard dimensions for steel coils commonly used in this industry range from 0.4mm to 3mm in thickness and 600mm to 1500mm in width. The length of the coils can also vary, typically ranging from a few hundred meters to several kilometers. These dimensions ensure that the steel coils are suitable for various household appliance manufacturing processes, such as forming, stamping, and welding. It is important to note that these dimensions are not fixed and can be customized based on the specific needs of the appliance manufacturer.

Q: How are steel coils used in the manufacturing of tubes?: Steel coils are used in the manufacturing of tubes by being processed through a series of steps such as slitting, forming, and welding. These coils are slit into narrower strips, which are then formed into a cylindrical shape and welded together. This process allows for the efficient production of seamless or welded tubes, which can be used in various industries such as construction, automotive, and oil and gas.

Q: is broken steel the only fallout dlc that will raise the level cap from 20 to 30? also do i have to complete the main quest to play it? which fallout dlc do you think would be the best to get?: Yes, Broken Steel is the only DLC that raises your level cap. Yes, you have to complete the main quest to play it. It's kind of a prologue to the events of the ending. If you don't have the DLC and complete the game it just ends and you can't play it anymore. With the DLC you'll be able to continue playing. As for which one to get, that's your preference. Most people like the Broken Steel because it has to do with the main story and it raises the level cap - so that's the one I'll suggest to you. I also think The Pitt and Point Lookout are worth getting as well. Mothership Zeta is the one I liked least. I thought it was kind of stupid, to be honest. Operation Anchoarge is a simulation and it's pretty fun, but I don't think it's worth the $9.99.

Q: What are the common methods of inspecting steel coils for defects?: Inspecting steel coils for defects involves several commonly used methods. These methods encompass visual inspection, ultrasonic testing, magnetic particle inspection, and eddy current testing. Visual inspection, the most basic method, entails physically examining the steel coil's surface for noticeable defects like cracks, dents, or irregularities. Typically, this initial step in the inspection process promptly identifies any obvious defects. Ultrasonic testing, a more advanced method, employs high-frequency sound waves to detect defects within the steel coil. Ultrasonic waves are transmitted into the coil via a probe, and any internal flaws or defects reflect the waves back to the probe. This method effectively identifies defects such as voids, cracks, or inclusions. Magnetic particle inspection is another commonly utilized method. It involves magnetizing the coil and applying iron particles to the surface. Defects or cracks disrupt the magnetic field, attracting the iron particles and making them visible. This method is particularly effective for surface cracks or defects. Eddy current testing is a non-destructive method utilizing electromagnetic induction to detect defects in the steel coil. By generating an alternating magnetic field using a probe, any changes in the material's electrical conductivity or magnetic permeability due to defects generate eddy currents. These eddy currents can be measured and analyzed to identify defects like cracks, voids, or changes in material properties. In summary, these common methods offer varying levels of accuracy and sensitivity in inspecting steel coils for defects, ensuring their quality and integrity. The choice of method depends on factors such as the type and size of defects to be detected, the required level of inspection accuracy, and the time and cost limitations of the inspection process.

Q: We are going to build a house with a steel frame.Someone told me today that these houses have problems with humidity.Is that true?Please tell me all you know..: That's a first for me. The only draw back to a steel frame home is the cost, not only in material but also in labor. They do make a great home with proper installation. Make sure your contractor and framing crew have experience with metal frame construction. There is some differences in building codes, etc. Good Luck and happy building.

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