Al-Zinc coated Steel Rolled Coil for Steel Roofing
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 30000 m.t./month
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Structure of Al-Zinc coated steel coil
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.
Specifications of Al-Zinc coated steel coil
Prepainted galvanized steel coil ( PPGI ) | Prepainted galvalume steel coil ( PPGL ) | |
Standard | JIS G3312 CGCC | J IS G3322 CGLCC |
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 | 50 tons | 50 tons |
FAQ of Al-Zinc coated steel coil
We have organized several common questions for our clients，may 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 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.
- Q: What are the different methods of uncoiling steel coils?
- There are several different methods of uncoiling steel coils, depending on the specific requirements and equipment available. Some common methods include: 1. Uncoiling by hand: This method involves manually unwinding the coil by hand using a bar or rod inserted through the inner diameter of the coil. It is typically used for smaller coils or when other methods are not available. 2. Uncoiling with a mandrel: A mandrel is a cylindrical tool that supports the inner diameter of the coil and allows it to rotate freely. The coil is placed on the mandrel, which is then rotated to unwind the steel. 3. Uncoiling with a decoiler machine: Decoiler machines are designed specifically for uncoiling steel coils. They typically consist of a mandrel or drum that holds the coil, along with a motorized mechanism that rotates the coil and controls the speed of unwinding. Decoilers can handle larger and heavier coils, making them suitable for industrial applications. 4. Uncoiling with a straightener-feeder: This method is often used when the steel coil needs to be straightened and fed into a production line simultaneously. The coil is passed through a set of straightening rollers to remove any curvature, and then fed into the subsequent processing equipment. 5. Uncoiling with a recoiler: Recoilers are used when the steel coil needs to be rewound into a new coil. The original coil is uncoiled using one of the aforementioned methods, and then the steel is rewound onto a new mandrel or drum to create a smaller coil. It is important to note that the choice of uncoiling method depends on various factors such as the size and weight of the coil, the desired level of automation, and the specific production requirements.
- Q: How are steel coils used in the production of automotive wheels?
- Steel coils are used in the production of automotive wheels by being formed into flat strips, which are then cut, shaped, and welded to create the wheel rims. The steel coils provide the necessary strength and structural integrity required to withstand the weight and pressure exerted on the wheels while driving.
- Q: What are the challenges in coil blanking for high-strength steel?
- Coil blanking for high-strength steel poses several challenges due to the unique properties of this material. One of the main challenges is the high tensile strength of the steel, which makes it more difficult to cut and blank compared to conventional steel grades. The high-strength steel is typically harder and less malleable, leading to increased tool wear and higher cutting forces. This requires the use of specialized cutting tools that are capable of withstanding these extreme conditions. Additionally, the increased cutting forces can lead to more vibration, which may affect the accuracy and quality of the blanks. Another challenge is the spring-back effect that high-strength steel exhibits after cutting. This means that the material tends to revert to its original shape, making it difficult to achieve precise dimensions and tolerances in the blanks. This issue requires careful consideration and adjustment of the cutting parameters to minimize the spring-back effect. Moreover, high-strength steel often has a higher carbon content, which can result in increased work hardening during the blanking process. Work hardening causes the material to become even harder and more brittle, making it more prone to cracks and fractures. To overcome this challenge, proper lubrication and cooling techniques are crucial to reduce heat buildup and minimize the risk of cracking. Furthermore, the increased strength of the steel may also affect the overall production efficiency. The higher cutting forces and tool wear mean that the cutting speeds may need to be reduced, leading to longer processing times. This can impact the productivity and throughput of the coil blanking process, requiring careful optimization and planning. In summary, the challenges in coil blanking for high-strength steel include increased cutting forces, tool wear, spring-back effect, work hardening, and reduced production efficiency. Overcoming these challenges requires specialized cutting tools, precise cutting parameters, proper lubrication and cooling techniques, and careful optimization of the production process.
- Q: How are steel coils labeled for identification?
- Steel coils are typically labeled for identification using a combination of unique alphanumeric codes, barcodes, or labels that include important information such as the coil's dimensions, weight, grade, production date, and supplier details.
- Q: How are steel coils used in the production of heating and cooling systems?
- Steel coils are used in the production of heating and cooling systems as they serve as the main component of the heat exchanger. These coils are responsible for transferring thermal energy between the air and the refrigerant, allowing for efficient heat transfer and regulation in the system.
- Q: How are steel coils used in the manufacturing of steering columns?
- Steel coils are used in the manufacturing of steering columns as they provide the necessary strength and durability required for this crucial automobile component. The steel coils are formed into specific shapes and sizes, which are then used to create the structural framework of the steering column. This ensures that the steering column can withstand the forces and stresses encountered during vehicle operation, allowing for safe and reliable steering control.
- Q: What are the common coil sizes available for steel coils?
- The common coil sizes available for steel coils vary, but some standard sizes include 36 inches, 48 inches, and 60 inches in width, with coil lengths ranging from 1000 feet to 5000 feet. However, it is important to note that coil sizes can be customized according to specific requirements and applications.
- Q: steel welding with ms steel iron
- Welding austenitic stainless steels to carbon and low alloy steels are established methods in the process and construction industries. Dissimilar metal welds involving stainless steels can be done using most full fusion weld methods, including TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas). Weld procedures using filler (consumable) enable better control of joint corrosion resistance and mechanical properties. In selecting the weld filler, the joint is considered as being stainless, rather than the carbon steel. Over-alloyed fillers are used to avoid dilution of the alloying elements in the fusion zone of the parent stainless steel.
- Q: What are the common welding defects in steel coils?
- Some common welding defects in steel coils include lack of fusion, porosity, undercutting, and weld spatter.
- Q: Its big and expensive and i don't know if it would have a logical purpose but its sharp as hell and awesome. Anyways, its made from surgical steel and all i have found on the internet is that its probably 316L (w/e that means). I have another knife made from 440 stainless steel and as far as i know that is pretty much the hardest stainless metal. So why would the more expensive one be made from surgical steel?
- This Site Might Help You. RE: Why would a knife be made from surgical steel? Its big and expensive and i don't know if it would have a logical purpose but its sharp as hell and awesome. Anyways, its made from surgical steel and all i have found on the internet is that its probably 316L (w/e that means). I have another knife made from 440 stainless steel and...
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Al-Zinc coated Steel Rolled Coil for Steel Roofing
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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