• Al-Zinc Coated Steel coil For construction roof System 1
  • Al-Zinc Coated Steel coil For construction roof System 2
  • Al-Zinc Coated Steel coil For construction roof System 3
Al-Zinc Coated Steel coil For construction roof

Al-Zinc Coated Steel coil For construction roof

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
30000 m.t./month

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Structure of Al-Zinc coated steel coil

  Al-Zinc Coated Steel coil For construction roof

Description of Aluminum Zinc Rolled Coil
The detailed information for the Al-Zinc coated steel coil is as following and it is mainly using for roofing producing, making ceiling grid and all kinds of roll forming structure.
Thickness: 0.20mm to 1.20mm
Width: 914mm, 1000mm, 1200mm, 1219mm and 1250mm, or slit narrow strip according to customer request, can be slit from 20mm to 610mm.
Coil ID: 508mm
Coil weight: 3 tons to 6 tons
Thickness tolerance: +/- 0.02mm or according to customer request.

 

 Main Feature of Al-Zinc coated steel coil

1.Corrosion resistance: It mainly depends on the aluminum protection. When the zinc being worn, the aluminum will  form a dense layer of aluminum oxide, resist corrosion material to prevent further corrosion inside. 
2. Heat resistance: Aluminum zinc alloy steel sheet has excellent heat resistance, can withstand high temperatures over 300 centigrade, and is similar with aluminized steel high temperature oxidation resistance. It often used in chimney pipes, ovens, fluorescent lighting device and the device cover. 
3. Heat reflective: Galvanized steel plate heat-reflective high rate is twice as galvanized steel, often used to make insulation materials. 
4. Economy: Because density of 55% AL-Zn is smaller than the density of Zn, so in the same weight and thickness of Galvanized zinc layer, aluminum-zinc steel plate is larger area more than 3% of galvanized steel sheet. 

 

Applications of Al-Zinc coated steel coil
1. Construction and building: roofing; ventilating duct; handrail; partition panel;etc.

2. Electric appliance: refrigerator; washing machine; refrigerator; DVD;etc.

3.Transportation: oil tank; road sign; etc.
4.Agriculture:barn; etc.

5.Others:vending machine; game machine; etc.  

 Al-Zinc Coated Steel coil For construction roof

 Specifications of Al-Zinc coated steel coil 

Prepainted galvanized steel coil ( PPGI )

 Prepainted galvalume steel coil ( PPGL )

Standard

  JIS G3312 CGCC
  ASTM A755M
  EN10169

J IS G3322 CGLCC
AS 1397 G2+AZ

Valid thickness 

  0. 16 ~1. 2 0mm

  0. 16 ~1. 2 0mm

Coil width

  600~1250mm

  600~1250mm

Coil ID

  508mm & 610mm

  508mm & 610mm

Coil weight

  3~5 tons

  3~5 tons

Coating

   4 0~275 g/m2

   AZ30 to AZ150

Paint  t hickness ,  top  side  

  15~25 microns

  15~25 microns

P aint  t hickness ,  reverse

  5~7 microns  or  15~25 microns

  5~7 microns  or  15~25 microns

Color

  any RAL code

  any RAL code

Package

  vertical, eye to sky & horizontal

  vertical, eye to sky & horizontal

MOQ

  25 tons

  25 tons

 

FAQ of Al-Zinc coated steel coil

We have organized several common questions for our clientsmay help you sincerely 

1. What is the minimum order quantity ?  

Our MOQ is 50mt for each size. And we will consider to give more discount if you make big order like 1000 tons and more. Further more, the more appropriate payment term your offer the better price we can provide. 

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 15-25 days, but the shipment will depend on the vessel situation.

3. How to guarantee the quality of the products

We have established the international advanced quality management systemevery link from raw material to final product we have strict quality testWe resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

 

Q: What is the average surface finish tolerance for steel coils?
The average surface finish tolerance for steel coils can vary depending on the specific requirements and standards set by the industry or customer. Generally, it ranges from 10 to 20 micro-inches (0.25 to 0.5 micrometers), but it is important to consult the relevant specifications for the specific application.
Q: Hello,is it possible to divide an alloy in its own elements? I am particularly interested in Stainless Steel, which is made of Nickel, Chrome and Iron. Do you have an idea of where can I find some more information (blogs, reviews, sites or books)?Thanks for your help
Yes it is possible to recover individual elements from an alloy such as stainless steel, but not easy. Look up etching of stainless steel on google. This same etching solution will completely dissolve stainless steel. These solutions are strong acids such as H2SO4 and HNO3 so safety goggles and good ventilation are absolutely required. Once the metal has been dissolved, then you would need to use a qualitative analysis scheme to precipitate out the different metals one at a time as compounds, then do additional reactions to recover the metallic elements.
Q: What are the common defects in steel coils?
During the manufacturing or handling processes of steel coils, several defects commonly occur. These defects have the potential to impact the quality and performance of the steel, making it crucial to identify and resolve them to ensure the production of top-notch steel products. Some of the typical defects found in steel coils are as follows: 1. Edge waves or buckles: This defect arises when the edges of the steel coil become wavy or buckled. It can be caused by improper winding, uneven cooling, or excessive tension during the manufacturing process. Edge waves can pose challenges in further processing and compromise the appearance of the final product. 2. Coil breaks: Coil breaks refer to longitudinal breaks or cracks that emerge in the steel coil due to excessive strain or stress. Improper winding, uneven cooling, or excessive tension during the manufacturing process can trigger these breaks. Coil breaks can negatively impact product quality and are a major concern within the steel industry. 3. Surface defects: Scratches, pits, or stains on the surface of steel coils are considered surface defects. These can occur due to improper handling, surface contamination, or inadequate cleaning processes. Surface defects can affect the steel's appearance and may also lead to corrosion or other performance issues. 4. Slivers: Slivers are thin strips or flakes that can peel off from the edges of the steel coil. Poor edge trimming, improper handling, or defects in the rolling mill can cause these slivers. Slivers can impede further processing and may also compromise the surface quality of the final product. 5. Weld defects: Weld defects can occur in steel coils that are made by welding multiple strips together. These defects can involve incomplete fusion, porosity, or cracks in the weld area. Weld defects can weaken the steel and impact its mechanical properties, rendering it unsuitable for certain applications. 6. Shape defects: Camber, coil set, or crossbow are examples of shape defects found in steel coils. These defects can be attributed to uneven cooling, improper winding, or tension variations during the manufacturing process. Shape defects can make processing the steel challenging and may result in dimensional inaccuracies in the final product. Manufacturers and users of steel coils must be aware of these common defects and take appropriate measures to prevent or mitigate them. Implementing quality control measures, following proper handling procedures, and conducting regular inspections can aid in identifying and rectifying these defects, ensuring the production and utilization of high-quality steel products.
Q: How are steel coils inspected for weldability using welding tests?
A range of welding tests can be utilized to inspect steel coils for their weldability. The bend test is a common approach where a segment of the coil is cut and bent to assess the weld's quality. This evaluation helps identify any brittleness or flaws that could compromise its integrity. Furthermore, the guided bend test is conducted to evaluate the weld's ability to endure bending without cracking or breaking. Another technique employed is the macro etch test, which involves cutting a cross-section of the coil and applying a chemical solution to etch it. This test effectively exposes imperfections or irregularities in the weld, such as porosity, slag inclusions, or fusion deficiencies. Moreover, the hardness test measures the weld's hardness, which is crucial as excessive hardness can lead to cracking or brittleness, while insufficient hardness may cause weld failure under specific conditions. Additionally, non-destructive testing methods like ultrasonic testing, magnetic particle inspection, or radiographic examination can be employed to detect internal defects, such as cracks or voids, in the steel coil welds without causing any damage to the material. Conducting comprehensive inspections through these welding tests is essential to ensure the quality and weldability of steel coils before their use in various applications. By identifying and addressing potential issues, these inspections guarantee that the steel coils meet the necessary standards for weldability and structural integrity.
Q: I want to buy a machete made of 1055 carbon steel, and want to know if this steel is durable for repeated use, or even combat use.
1055 Carbon Steel
Q: What is the accuracy of steel tape inspection?
This is the smallest scale brothers precision measuring tools, minimum scale steel tape is mm, mm is estimated to read out the data, such as steel tape measure length is 12.5 mm, which is 12 in the steel tape on the scale with the number of 0.5.It was read out. So the accuracy is millimeters.
Q: If a make a dish antenna of steel and of fiberglass, which would be more heavy and also which would be more expensive?
Steel will be heavier but easier to manufacture. There won't be a huge weight advantage because you can use steel mesh which works the same as solid, near enough, as an electromagnetic reflector. Steel can just be pressed, fiberglass has to be laid up of resin and mat and then allowed to cure. Fiberglass will also need to be coated in something conductive whereas you can just spray paint the steel, or even buy it pre-coated.
Q: So I want to get my 3+ wood shafted with a dynamic gold shaft because i need a stiffer shaft but dont want to spend much on it.I've never swung a steel shafted wood, but I hear that it is more consistent that graphite....Plus, since the cost of steel is only $15 compared to the $65 graphite, not to mention installation charges.So yeah...... How good is steel for fairway woods?BTW, my swing speed is about 95 but i can amp it up to 110 (with control, that is)
There are very few people who hit steel shafted fairway woods. Tiger Woods used to have a steel shafted 3 wood but went to graphite because it didn't feel right because of his driver. Go get custom fit for a shaft and see if a steel shaft is good to make sure because you don't want to turn aroung a get a graphite shaft anyway if the steel shaft doesn't work. Go with whatg works the first time so you don't put out more money later.
Q: How are steel coils inspected for flatness using optical sensors?
Steel coils are inspected for flatness using optical sensors by measuring the surface profile of the coil. These sensors use laser or camera technology to scan the coil's surface and detect any deviations from a perfectly flat shape. The collected data is then analyzed to identify any areas that do not meet the required flatness criteria, allowing for necessary adjustments to be made before the steel coils are further processed or shipped.
Q: I'm trying to make a corset but I can't find any steel boning in my area. Any clue as to what materials I could buy to to make my own bones, or anything that would work similarly?I know there are places to buy it online, but the cost of shipping makes it barely seem worth it.
Hi, buy the original bones. They are designed to corset's load. If you use any substitute material it could break and it could be cause of injuries. Use google for link to corset's bones suppliers. Look on:

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