Prepainted Rolled Steel Coil For Construction Roofing Constrution
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 30000 m.t./month
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Structure of Prepainted Rolled steel Coil for Construction Roofing
Description of 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 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 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 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 | 10MT max |
Export package | Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed |
FAQ of 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 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 punching steel coils?
- There are several different methods used for punching steel coils, depending on the specific requirements and desired outcome. Here are a few common methods: 1. Mechanical Punching: This method involves using a mechanical press to apply force and create holes in the steel coil. It utilizes a punch and die set, where the punch is driven into the coil to create the hole. Mechanical punching is ideal for punching small to medium-sized holes and is often used in high-volume production settings. 2. Hydraulic Punching: Hydraulic punching utilizes hydraulic pressure to drive the punch into the steel coil. This method is often used for punching larger holes or shapes that require greater force. Hydraulic punching machines offer precise control and can handle thicker and harder materials. 3. Laser Cutting: Laser cutting is a non-contact method that uses a laser beam to cut through the steel coil. A focused laser beam is directed onto the coil, melting and evaporating the material to create the desired shape or hole. Laser cutting offers high precision and can be used for complex shapes and patterns. 4. Plasma Cutting: Plasma cutting involves using a high-velocity jet of ionized gas (plasma) to melt and remove the steel coil material. This method is suitable for cutting thicker steel coils and is often used for larger holes or irregular shapes. 5. Waterjet Cutting: Waterjet cutting utilizes a high-pressure jet of water mixed with abrasive particles to cut through the steel coil. This method is versatile and can effectively cut through various materials, including steel. Waterjet cutting is known for its high precision and clean cuts. Each method of punching steel coils has its own advantages and considerations. Factors such as material thickness, desired precision, production volume, and cost will determine the most suitable method for a specific application.
- Q: What is the role of steel coils in the manufacturing of pipes and tubes?
- Steel coils play a critical role in the manufacturing of pipes and tubes. They are the primary raw material used to produce these products. Steel coils are made by processing molten steel through a series of rolling mills, which shape the steel into flat, thin sheets. These sheets are then wound into coils for easy transportation and storage. In the manufacturing process of pipes and tubes, steel coils are unwound, and the flat sheets are passed through a series of machines and processes. The first step is usually to cut the steel sheets into the desired width and length. This is followed by forming the sheets into a cylindrical shape through a process called roll forming or continuous forming. The edges of the sheet are welded together to create a continuous pipe or tube. Steel coils provide several advantages in the manufacturing process. Firstly, they offer consistent and reliable quality. The production of coils ensures uniform thickness and strength throughout the entire length of the sheet, which translates to consistent properties in the final pipes and tubes. This is particularly important for applications that require high structural integrity and reliability. Secondly, steel coils allow for efficient production. The continuous supply of coils ensures a steady flow of raw material, reducing downtime and improving productivity. Coils also enable automated processes, such as roll forming, which can be highly efficient and cost-effective. Furthermore, steel coils offer flexibility in terms of size and dimensions. Coils can be produced in various widths and thicknesses, allowing manufacturers to customize the size and specifications of the pipes and tubes according to their specific requirements. This flexibility enables the production of pipes and tubes for a wide range of applications, from plumbing and construction to oil and gas pipelines. In conclusion, steel coils are the essential raw material in the manufacturing of pipes and tubes. They provide consistent quality, enable efficient production, and offer flexibility in size and dimensions. Without steel coils, the production of pipes and tubes would be significantly more challenging and less efficient.
- Q: What are the different types of steel coatings used on coils?
- There are several types of steel coatings used on coils, including galvanized coatings, galvannealed coatings, and organic coatings.
- Q: How are steel coils shaped into specific forms?
- Steel coils are shaped into specific forms through a process known as roll forming. This involves passing the coil through a series of rollers that gradually bend and shape the steel into the desired form.
- Q: I have samurai sword that is a replica of the kill bill sword. It says on the blade stainless steel, what can i use to shine and protect blade. It had and still does a wax.like coating on the blade sine i received it. Thx for ur help
- Normally okorder
- Q: How are steel coils used in the manufacturing of seat belts?
- Steel coils are used in the manufacturing of seat belts to provide strength and durability. The steel coils are typically used as the main structural component in the seat belt, ensuring that it can withstand high levels of force during an impact. Additionally, the coils help to maintain the proper tension in the seat belt, ensuring that it functions effectively in restraining the occupants in the event of a collision.
- Q: Does anyone know what colour steel is?How hard steel is?The density of steel?Conductivity of steel? (Heat and electricity)Reactivity of steel?Melting and boiling points of steel?And the malleability and ductility of steel?Ive looked all over the net and i cant find anything. Can someone please answer these questions or give me a website?THANKS!
- Steel is an alloy composed mainly of iron and carbon, but almost always contain small and various amounts of other elements. So all of these questions will have a range of answers. For example, the density of steel is between 0.280 and 0.291 pounds/cubic inch. The melting point for mild steel is around 2400F (1300C), but can be much higher, as in stainless steel which is 2800F because it contains a minimum of 11% chromium. Wiki has a legitimate definition.
- Q: What are the common welding methods used for steel coils?
- There are several common welding methods used for steel coils, depending on the specific requirements and applications. Some of the most widely used methods include: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW uses an electrode coated in flux to create an arc between the electrode and the base metal. This method is commonly used for its simplicity and versatility, making it suitable for a wide range of steel coil welding applications. 2. Gas Metal Arc Welding (GMAW): Also known as MIG (Metal Inert Gas) welding, GMAW uses a continuous wire electrode and a shielding gas to protect the weld pool from atmospheric contamination. This method is favored for its high welding speed and excellent control over the welding process. 3. Flux-Cored Arc Welding (FCAW): Similar to GMAW, FCAW uses a continuously fed tubular electrode filled with flux to protect the weld pool. This method is often preferred for its high deposition rates and ability to weld thicker steel coils, making it ideal for heavy-duty applications. 4. Gas Tungsten Arc Welding (GTAW): Also known as TIG (Tungsten Inert Gas) welding, GTAW uses a non-consumable tungsten electrode and an inert gas shield to protect the weld pool. This method is commonly used for its precise control, high-quality welds, and ability to weld thin materials. 5. Submerged Arc Welding (SAW): SAW involves the formation of an arc between a continuously fed wire electrode and the steel coil, while a granular flux covers the arc and weld area. This method is frequently used for its high productivity and ability to weld thick materials. Each of these welding methods has its own advantages and limitations, and the choice of method depends on factors such as the thickness of the steel coil, desired welding speed, weld quality, and application requirements.
- Q: How are steel coils used in the production of household appliances?
- Steel coils are used in the production of household appliances as the primary material for manufacturing various components, such as the outer body, frames, and structural parts. The coils are first shaped, cut, and formed into specific sizes and shapes, depending on the appliance being produced. These steel components provide strength, durability, and stability to the appliances, ensuring longevity and resistance to wear and tear.
- Q: I want to replace the old refrigator within the next 6 months........ Is the trend to buy a stainless steel refrigerator? Some magazines and internet sites are pointing me that direction. What are the pro's and con's ? I like the color bisque, or cream-color as well, or better, than stainless steel. What would be the reasons to buy stainless steel...is it becoming the most popular color ?
- it is indeed in style.. but they're very hard to keep clean. take it from me. i have one. and if you even toush it with your finger. there's a smudge or mark. you have to constantly keep cleaning it. but it's no different that having a regular new refrigerator. they're just more stylish. but overall you should get the stainless steal one. just keep up with it. lol. hope it helped.
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Prepainted Rolled Steel Coil For Construction Roofing Constrution
- Ref Price:
-
- Loading Port:
- Shanghai
- 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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