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
You Might Also Like
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: How are steel coils used in the manufacturing of shock absorbers?
- Steel coils are used in the manufacturing of shock absorbers as they provide the necessary spring force to absorb and dampen the impact from road irregularities. The coils are designed to compress and expand under pressure, allowing the shock absorber to absorb and dissipate the energy generated during vehicle movement, resulting in a smoother and more controlled ride.
- Q: What are the dimensions of a steel coil?
- The dimensions of a steel coil can vary depending on its intended use and manufacturer. However, typical dimensions include a width ranging from 600mm to 2,200mm, a diameter of 600mm to 2,000mm, and a weight ranging from a few hundred kilograms to several metric tons.
- Q: What are the different methods of slitting steel coils?
- There are several different methods of slitting steel coils, each with its own advantages and limitations. Some of the most common methods include: 1. Rotary Shear Slitting: This method involves using rotating knives to cut the steel coil into narrower strips. It is a versatile and efficient method that allows for high-speed production and precise slitting. Rotary shear slitting is commonly used for thinner gauge materials. 2. Looping Pit Slitting: In this method, the steel coil passes through a looping pit where it is guided and tensioned before being slit. It is suitable for thicker gauge materials and provides good edge quality. Looping pit slitting allows for higher coil speeds and can handle heavier coils. 3. Drag Slitting: This method involves dragging the steel coil over a stationary blade or set of blades to perform the slitting. It is particularly useful for materials that are difficult to slit, such as high-strength steels. Drag slitting provides excellent edge quality and is often used for precision slitting applications. 4. Crush Slitting: Crush slitting involves applying pressure to the steel coil to crush and separate it into narrower strips. It is a cost-effective method suitable for lower gauge materials. However, it may result in slightly rougher edge quality compared to other methods. 5. Laser Slitting: Laser slitting utilizes a focused laser beam to cut through the steel coil. It is a highly precise method that offers excellent edge quality and minimal distortion. Laser slitting is commonly used for high-value and specialty materials. Each method has its own advantages and is suitable for specific applications and material types. The choice of slitting method depends on factors such as material thickness, desired edge quality, production speed requirements, and budget.
- Q: What is galvanized steel coil?
- Galvanized steel coil, a type of steel, receives a layer of zinc coating to safeguard it against corrosion. The galvanization process entails immersing the steel coil in molten zinc, creating a protective layer on its surface. This layer not only prevents corrosion but also acts as a shield against scratches and other forms of damage. Due to its durability and rust resistance, galvanized steel coil finds widespread usage in industries such as construction, automotive, and manufacturing. It is commonly employed in the production of roofing materials, pipes, and automotive components, among other applications. In summary, galvanized steel coil offers a versatile and cost-effective solution for preserving the longevity and integrity of steel products.
- Q: Can steel coils be coated with epoxy?
- Yes, steel coils can be coated with epoxy. Epoxy coatings are commonly used to protect steel from corrosion and provide a durable finish.
- Q: How are steel coils used in the production of doors and windows?
- Steel coils are vital components in the production of doors and windows due to their strength and versatility. These coils are typically made from high-quality steel and are used in various stages of the manufacturing process. Firstly, steel coils are used to create the frame of the doors and windows. The coils are unrolled and cut into specific lengths, depending on the desired dimensions of the frame. The steel is then bent and shaped into the required frame design, ensuring that it is strong and durable. Next, the coils are used to produce the panels or glass holders for the doors and windows. The steel is cut and formed into the desired shape, and then it is either welded or attached to the frame. This ensures that the doors and windows have a sturdy structure and can handle the weight and pressure of the glass or panels. Additionally, steel coils are also used to create the hinges and other hardware components of the doors and windows. The coils are cut and shaped into the necessary parts, ensuring that they are strong enough to support the movement and functionality of the doors and windows. Furthermore, steel coils can be used for decorative purposes. They can be embossed or coated with different finishes to enhance the appearance of the doors and windows. This allows for a wide range of design options, enabling manufacturers to create doors and windows that suit various architectural styles and preferences. In summary, steel coils play a significant role in the production of doors and windows. They are used to create the frame, panels, hinges, and other hardware components, ensuring strength, durability, and functionality. Additionally, they can be used for decorative purposes, allowing for customization and aesthetic appeal.
- Q: I'm kind of confused as to how the difference between a stainless steel and blued steel firearm is sometimes only $20 or so. Isn't stainless steel fairly more expensive to manufacture than plain carbon steel? Are some stainless steel firearms simply stainless steel finished with carbon steel underneath?
- No, there are no rifles produced that are carbon steel underneath with a stainless steel finish. Typically, gun prices are set by whatever people will pay for the finished product, NOT based on what the material costs actually are. Even if the stainless were CHEAPER to produce, manufacturers could still charge a premium on those products because it offers an advantage to the user (less maintenance). Stainless is seen as an upgrade because of the maintenance and the good looks, so it's like an upgrade option on a sports car, even if it doesn't improve actual performance, it improves the marketability for the product, so it increases the product price. For rifle barrels, many manufactures do NOT charge a high mark up for stainless steel because even though YES is is harder to machine, they don't have to blue the part, which is an extra processing step, and extra materials cost. So when a stainless steel blank is made, it is machined, washed, and finished, but a chrome-moly barrel much be machined, washed, prep'd, hot blued, and finished.
- Q: How are steel coils used in the production of electrical transmission towers?
- Steel coils are used in the production of electrical transmission towers in various ways. Firstly, steel coils are often used to manufacture the structural components of the towers, such as the main support columns and crossarms. These components need to be strong and durable to withstand the weight and stress of the transmission lines, and steel coils provide the necessary strength and stability. Additionally, steel coils are also used to fabricate the brackets and braces that reinforce the transmission towers. These brackets and braces help to distribute the load evenly and provide additional support to the structure. Steel coils can be easily shaped and welded into the required forms, making them ideal for creating these intricate components. Moreover, steel coils are commonly used to create the foundation and anchor bolts that secure the transmission towers to the ground. These bolts need to be strong and resistant to corrosion, as they play a crucial role in maintaining the stability and integrity of the entire tower structure. Steel coils are often treated with galvanization or other protective coatings to enhance their durability and prevent rusting. Overall, steel coils are an essential material in the production of electrical transmission towers due to their strength, durability, and versatility. They enable the construction of sturdy tower structures that can support the weight of the transmission lines and withstand various environmental conditions.
- Q: does he use a nylon guitar or steel?
- The correct term for what you are looking at is a classical guitar. Classical guitars always have nylon strings (steel strings will tear them apart). There is no such thing as a nylon guitar, and if there were, I don't think it would sound very good, although Mario Maccaferri did make some plastic ones that are quite collectible now. Steel guitar - as opposed to steel-string guitar which is what I think you mean - is the name of an entirely different instrument that doesn't look much like a guitar at all. There are also steel-bodied guitars which have a mechanical amplification system built in. However, normal classical and steel-string guitars are made of wood. A classical guitar usually has a slotted headstock with wide rollers, a wide uncambered fretboard, a 12-fret neck, an ornate soundhole rosette, no pickguard, a tied bridge with a straight saddle, and fan bracing. A steel-string guitar usually has a solid headstock or a slotted headstock with narrow rollers, a narrow cambered fretboard, a 14- or 12-fret neck, a simple rosette, a pickguard, a pin bridge with a slanted saddle, and X bracing.
- Q: What are the common coil weight and width combinations available for steel coils?
- The industry or application dictates the available common weight and width combinations for steel coils. However, steel coils are commonly available in the following weight and width combinations: 1. Light gauge coils: These coils have a weight range of 5 to 10 tons and a width range of 600 to 1,500 mm. Industries such as automotive, construction, and appliances frequently use them. 2. Medium gauge coils: These coils have a weight range of 10 to 20 tons and a width range of 750 to 2,000 mm. They find applications in manufacturing, infrastructure, and engineering sectors. 3. Heavy gauge coils: These coils have a weight range of 20 to 35 tons and a width range of 900 to 2,200 mm. Industries that require thicker and wider steel sheets, like shipbuilding, oil and gas, and construction of large structures, commonly use them. 4. Narrow coils: These coils have a width range of less than 600 mm and can have varying weights based on specific requirements. Industries that need narrower strips of steel, such as automotive components, electrical appliances, and packaging, often use them. 5. Custom coil sizes: Manufacturers can provide custom sizes, besides the standard weight and width combinations mentioned above, to meet specific customer requirements. This allows for flexibility in meeting the unique needs of various industries. It is important to note that these weight and width combinations are not exhaustive and can vary depending on the steel manufacturer, production capabilities, and customer demands.
Send your message to us
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
Similar products
Hot products
Hot Searches
Related keywords
