ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 28000 m.t./month
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Structure of ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
Description of ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
Prepainted Rolled steel Coil is a kind of coated steel coil/sheet. With the cold rolled steel of different strength and thickness as substrate, it is produced through applying Al-Zn coat on both faces by hot dip process. In its coating, Al accounts for about 55%, Si 1.6%, while the remaining is Zn. Aluminum zinc coils enjoys both the physical protective feature and durability of Al and the electrochemical protective property of Zn. And its surface has bright silver color and regular embossed-like figure, which are highly decorative.
Main Feature of ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
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 ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
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 ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
Product | Prepainted Rolled steel Coil for Construction Roofing |
Material Grade | SGCC / SGCH / DX51D+AZ, etc |
Thickness | 0.2-3.0mm |
Width | 600-1500mm |
Tolerance | Thickness: +/-0.02mm , Width:+/-2mm |
Zinc-coating | AZ40-150g/m2 |
Technique | Raw material: Hot rolled steel coil --> Cold rolled_>hot dipped galvalume |
Surface | Dried, Chromated, Unoiled |
Spangle | Regular spangle , small spangle, zero spangle |
ID | 508MM |
Coil weight | 25MT max |
Export package | Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed |
FAQ of ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
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 color. And we could give more discount if you make big order like 1000 tons and more. Further more, the more appropriate payment term your can offer the better price we can provide.
2. How long can we receive the product after purchasing?
Usually within thirty working days after received 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: How are steel coils used in the production of conveyor systems?
- Steel coils are used in the production of conveyor systems as they are formed into various components such as conveyor belts, pulleys, and rollers. These components provide strength, durability, and flexibility to the conveyor system, ensuring smooth movement of materials along the conveyor and enhancing its overall performance.
- Q: Can steel coils be used in the manufacturing of appliances?
- Appliances can indeed utilize steel coils for their production. They are frequently employed as the principal raw material in the manufacturing of various appliances, including refrigerators, stoves, dishwashers, and washing machines. To meet appliance specifications, these steel coils are typically processed and molded into specific parts like panels, frames, or doors. The utilization of steel coils in appliance manufacturing provides several benefits, such as robustness, longevity, and resistance against corrosion. Moreover, steel coils can be effortlessly fabricated and manipulated to accommodate the distinct design needs of different appliances, making them a versatile and frequently employed material within the industry.
- Q: I have a new stainless steel trash compactor under a butcher block counter. We refinished the countertop, but unfortunately the person who did it wasn't careful with the orbital sander and sanded the top edge of the stainless steel compactor door, ruining the finish. The sander marks are not deep - just surface scratches - but they are unsightly. Is there any way to restore the finish to the stainless steel without having to buy a new door?
- This Site Might Help You. RE: How to refinish stainless steel appliance? I have a new stainless steel trash compactor under a butcher block counter. We refinished the countertop, but unfortunately the person who did it wasn't careful with the orbital sander and sanded the top edge of the stainless steel compactor door, ruining the finish. The sander marks are not...
- Q: What are the challenges in coil blanking?
- In order to achieve efficient and accurate production, coil blanking, a process used to cut flat metal sheets from coiled stock, must tackle several challenges. Some of the key challenges include: 1. Material variations: Coiled stock can have variations in thickness, width, and surface quality, which can impact the cutting process and result in inconsistent blanks. To ensure consistent quality and dimensional accuracy, it is crucial to carefully select and control the material. 2. Coil set and crossbow: Coiled stock often has inherent shape imperfections like coil set (longitudinal curvature) and crossbow (transverse curvature), which can cause alignment issues during cutting. Minimizing these imperfections requires the use of specialized equipment and techniques, such as straighteners and leveling systems. 3. Coil edge condition: The edges of coiled stock can have burrs, waves, or irregularities, which can affect the quality and precision of the cut blanks. Employing proper edge conditioning techniques, like deburring or edge trimming, is necessary to ensure clean and straight edges. 4. Slitting and shearing forces: The forces exerted during coil blanking can induce stresses and strains in the material, potentially leading to deformation or springback. To minimize these effects and maintain dimensional accuracy, careful consideration of slitting and shearing forces, along with proper tooling design and machine settings, is necessary. 5. Scrap and material waste: Coil blanking can generate significant amounts of scrap material, especially during setup and adjustment phases. Managing scrap and reducing material waste is crucial to optimize production efficiency and minimize costs. Efficient nesting algorithms and real-time monitoring systems can help achieve this. 6. Automation and productivity: Due to market demands, coil blanking often requires high-speed and high-volume production. Enhancing productivity can be achieved through the implementation of automation systems, such as robotic material handling and advanced control systems. However, integrating and synchronizing these components with the cutting process requires careful planning and system integration expertise. Overall, addressing these challenges in coil blanking necessitates proper material selection, advanced equipment, specialized techniques, and efficient process control. By overcoming these challenges, manufacturers can achieve consistent quality, dimensional accuracy, and productivity in coil blanking operations.
- Q: my sister is making rolls and we have no idea what steel cut oats are. can someone please help with this?
- These are oat grains that are cut with steel sheers intstead of being put the a roller processing system . These are most favored for making true oat porridge . If you really hate preparing breakfast , purchase some of these . Place them in your crockpot over night with milk or water ( your choice ) add what you like raisins cranberries , nut other dried fruits turn on low . Breakfast will be ready and waiting when you get up in the morning just make the coffee or tea . My favorite is to mix in milk , shredded carrot , dried cranberries , b. walnuts and maple syrup . Note : contrary to my predecessor , these have more nutritiional value as they havenot been so heavily processed . Quick and instant oats are just a waste nutritionall speeking . Anything that must be fortified has been over processed .
- Q: How are steel coils protected against bending and deformation?
- Steel coils are protected against bending and deformation through the use of robust packaging materials, such as wooden crates or steel strapping, which provide structural support and prevent any external pressure from causing damage. Additionally, steel coils may be stored and transported in specialized racks or containers designed to evenly distribute weight and minimize the risk of bending or deformation.
- Q: Does anyone know what is 12 gage Cold Rolled Steel meaning? Also, help me to describe it.Thank you so muck ~!Mark Lin
- It's gauge.
- Q: What are the common industry standards for steel coils?
- Steel coils in the industry have varying standards depending on the region and specific use. However, there are widely accepted standards used in the steel industry. Among the most frequently used standards for steel coils is the American Society for Testing and Materials (ASTM) standard. ASTM has created various specifications for different types of steel coils, including hot-rolled, cold-rolled, and galvanized coils. These specifications outline the mechanical and chemical properties that the steel must meet, as well as dimensions, tolerances, and testing requirements. Apart from ASTM, international organizations like the International Organization for Standardization (ISO) and the European Committee for Standardization (EN) have also established standards for steel coils. ISO standards, such as ISO 3574 and ISO 5952, offer guidelines for general requirements, dimensional tolerances, and mechanical properties of steel coils. Similarly, EN standards like EN 10130 and EN 10131 specify the characteristics and tolerances for cold-rolled steel coils. Moreover, industry-specific organizations and associations may have their own standards for steel coils. For instance, the American Iron and Steel Institute (AISI) has developed specific standards for various steel products, including coils. These standards cover aspects including chemical composition, mechanical properties, and surface finish. It's worth noting that steel coil standards can also be determined by the intended use. Industries like automotive, construction, and manufacturing may have specific requirements that surpass general standards. In such cases, customers and manufacturers may refer to industry-specific standards or collaborate to define custom specifications. In summary, while there are several common industry standards for steel coils, it is crucial to consult the specific standards and requirements applicable to the region and application in question to ensure compliance and quality.
- Q: I have a 03 jeep wrangler and looking to upgrade to black wheels. I was wondering if the difference between steel and alloy wheels is worth paying double.
- steel is steel is steel- they will always be heavy you would have to weigh them to find out--NOW if you are going to alloy wheels they are typically aluminum and yes they are lighter -this is good because it lightens your un-sprung weight and is less harmful to your suspension-good for your auto
- Q: If i get a samurai sword made of carbon steel, what is the hardest thing i can hit before it breaks? Or will it not break?
- Carbon steel is an alloy that is made up of the mixture of carbon and iron. In addition, several other elements with low maximum percentages are also included, such as manganese, with 1.65% maximum, silicon,with 0.60% maximum, and copper, with 0.60% maximum. Carbon Steel Pipe Fittings are utilized in a wide variety of applications across multiple industries. They are typically used in large shipyards, fabrication companies, chemical plants, oil refineries, machinery manufacturers, textile, and fluid transportation companies among others. They are highly cost-efficient and are much preferred over other fittings.
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ASTM Z70 Prepainted Rolled Steel Coil for Construction Roofing
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 28000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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