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 types of coil leveling machines?
- There are several different types of coil leveling machines used in various industries. Some of the most common types include: 1. Precision Roll Levelers: These machines are highly accurate and capable of leveling coils with high precision. They use a series of rolls to apply pressure and remove any distortions or imperfections in the coil. 2. Straighteners: Straighteners are used to flatten coils that have become curved or warped during the manufacturing process. They typically consist of a set of rollers that gradually bend the coil in the opposite direction to restore its flatness. 3. Rotary Levelers: Rotary levelers are used to level coils that are thicker or have a higher yield strength. They utilize a series of rolls that rotate in opposite directions to apply pressure and flatten the coil. 4. Tension Levelers: Tension levelers are commonly used for leveling thin-gauge coils. They work by applying tension to the coil while passing it through a series of rollers. This process helps to remove any waviness or unevenness in the coil. 5. Stretch Levelers: Stretch levelers are specifically designed to level coils made of high-strength materials. They use a combination of stretching and bending to remove any irregularities in the coil's surface. 6. Cut-to-Length Lines: These machines not only level the coil but also cut it into specific lengths as per the customer's requirements. They are commonly used in industries where precision and customization are essential, such as automotive or construction. Overall, the choice of coil leveling machine depends on factors such as the type and thickness of the coil, desired level of accuracy, and the intended application of the leveled coil.
- Q: Can steel coils be coated with organic materials?
- Yes, steel coils can be coated with organic materials. Organic coatings such as paints or varnishes can be applied to steel coils to provide protection against corrosion, improve aesthetics, or add other desired properties.
- Q: What kind of steel should be used for constructing a steel building?
- Quality okorder /
- Q: What are the different types of steel coil slitting methods?
- There are three main types of steel coil slitting methods: rotary slitting, loop slitting, and oscillating slitting. Rotary slitting involves using a circular knife to cut the coil into smaller strips. Loop slitting involves creating a loop in the coil and then cutting it using a straight knife. Oscillating slitting involves using a reciprocating knife to make a back-and-forth motion while cutting the coil. These methods allow for precise and efficient slitting of steel coils into narrower strips.
- Q: What are the dimensions of steel coils used in the agricultural structure industry?
- The dimensions of steel coils used in the agricultural structure industry can vary depending on the specific application and requirements. However, commonly used dimensions for steel coils in this industry range from 0.5mm to 3mm in thickness, and from 600mm to 1500mm in width. The length of the coils can also vary, but typically ranges from 1000mm to 3000mm. These dimensions allow for flexibility in the construction of agricultural structures such as barns, sheds, and storage facilities, while providing sufficient strength and durability. It is important to note that specific dimensions may vary depending on the manufacturer and the specific needs of the agricultural project.
- Q: ive made lots of knives but they are dark and not shiny. how do i polish a knife and make it shiny
- Look for buffing compound at the hardware store. Home depot lowe's od even Wal-mart/ There is a compound for steel and for iron. I t will not make iron real shinny but it will make it look good. This stuff is to be used with a buffing wheel but I have used it on rags and it work great.
- Q: How are steel coils used in the production of transportation systems?
- Steel coils are used in the production of transportation systems for various applications such as the manufacturing of automobile parts, railway tracks, and shipping containers. The coils are typically used to create strong and durable components that can withstand the harsh conditions and heavy loads associated with transportation.
- Q: How are steel coils stored to prevent damage?
- Steel coils are typically stored in a way that minimizes the risk of damage. They are usually placed on pallets or in racks to keep them off the ground and provide stability. Additionally, they are often secured with bands or straps to prevent movement during storage and transportation. Proper ventilation is also important to prevent moisture buildup, which can cause corrosion. By implementing these measures, the risk of damage to steel coils is significantly reduced.
- Q: What are the different coil cutting machine options available for steel coils?
- There are several coil cutting machine options available for steel coils, each catering to different requirements and specifications. Some of the common options include: 1. Slitting Machine: This machine is used to slit the large steel coils into narrower strips or slits. It typically consists of a circular blade that moves across the width of the coil, cutting it into the desired widths. Slitting machines can handle a wide range of steel coil thicknesses and are commonly used in industries such as automotive, construction, and manufacturing. 2. Cut-to-Length Machine: This type of machine is used to cut steel coils into specific lengths. It is equipped with a shearing mechanism that cuts the coil based on the programmed length. Cut-to-length machines are particularly useful for applications where precise and consistent lengths are required, such as in the production of steel sheets or plates. 3. Rotary Shear Machine: A rotary shear machine is designed to cut steel coils into smaller pieces or squares. It utilizes a rotating drum with multiple cutting blades that shear the coil in a continuous process. This type of machine is often used in industries that require smaller steel pieces for further processing or assembly. 4. Guillotine Shear Machine: This machine is equipped with a large blade that moves vertically to cut steel coils. It is commonly used in applications where high precision and high-speed cutting are required. Guillotine shear machines can handle thicker steel coils and are often employed in heavy-duty industries such as shipbuilding and metal fabrication. 5. Laser Cutting Machine: Laser cutting machines offer a highly precise and versatile method for cutting steel coils. They use a focused laser beam to melt or vaporize the material, resulting in a clean and accurate cut. Laser cutting machines are suitable for a wide range of steel coil thicknesses and can handle complex shapes and patterns. These are just a few examples of the coil cutting machine options available for steel coils. The choice of machine depends on factors such as coil thickness, desired cutting precision, required output volume, and specific application requirements.
- Q: How is the demand for steel coils influenced by the construction sector?
- The construction sector heavily influences the demand for steel coils. These coils are essential in construction as they are used for various purposes such as structural framework, roofing, fencing, and reinforcement. There are several factors that drive the construction sector's demand for steel coils. Firstly, as the construction industry grows and expands, the need for steel coils increases to meet the rising demand for new infrastructure, commercial buildings, and residential properties. This includes the construction of bridges, highways, airports, office complexes, residential towers, and more. Secondly, the demand for steel coils in the construction sector is influenced by economic conditions. When the economy is performing well and there is increased investment in construction projects, the demand for steel coils tends to rise. Conversely, during economic downturns or recessions, the construction sector slows down, resulting in a decrease in demand for steel coils. Furthermore, changes in construction techniques and advancements in technology also impact the demand for steel coils. As new construction methods and materials are introduced, the use of steel coils may increase or decrease depending on their compatibility and effectiveness in these new applications. For example, the popularity of pre-engineered steel buildings has led to an increased demand for steel coils. Government policies and regulations also play a crucial role in shaping the demand for steel coils in the construction sector. Government initiatives promoting infrastructure development, sustainable construction practices, or energy-efficient buildings can significantly impact the demand for steel coils. For instance, incentives for green buildings may drive the use of steel coils in construction projects aiming for LEED certification. In conclusion, the demand for steel coils is tightly connected to the construction sector. Economic conditions, construction activity, technological advancements, and government policies all influence the demand for steel coils in the construction industry. Understanding these factors is crucial for steel manufacturers and suppliers to effectively meet the needs of the construction sector.
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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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