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 steel coils available?
- There are several different types of steel coils available, each with its own specific properties and uses. 1. Hot Rolled Steel Coils: These coils are produced at high temperatures and are commonly used in applications that require a smooth and polished finish, such as automotive parts, construction materials, and machinery. 2. Cold Rolled Steel Coils: These coils are processed at lower temperatures to improve the surface finish and dimensional accuracy. They are widely used in industries such as automotive, appliances, and electronics, where a high level of precision is required. 3. Galvanized Steel Coils: These coils are coated with a layer of zinc to protect the underlying steel from corrosion. They are commonly used in construction materials, roofing, and automotive parts that are exposed to harsh environmental conditions. 4. Stainless Steel Coils: These coils are made from a combination of iron, chromium, and other elements to provide excellent corrosion resistance and high strength. They are widely used in applications that require hygiene, such as food processing equipment, medical instruments, and kitchen appliances. 5. Electrical Steel Coils: These coils are specifically designed for applications that require magnetic properties, such as transformers, electric motors, and generators. They have low core losses and high permeability to efficiently transfer electrical energy. 6. Pre-painted Steel Coils: These coils are coated with a layer of paint or other protective coatings to enhance their aesthetic appeal and provide additional protection against corrosion. They are commonly used in the construction industry for cladding, roofing, and siding. 7. Tinplate Steel Coils: These coils are coated with a thin layer of tin to prevent corrosion and provide a barrier against moisture and oxygen. They are widely used in the packaging industry for cans, containers, and other food or beverage packaging. These are just a few examples of the different types of steel coils available in the market. Each type has its own unique properties and applications, making them suitable for various industries and purposes.
- Q: What are the common tests performed on steel coils?
- The common tests performed on steel coils include dimensional inspection, visual inspection, chemical composition analysis, mechanical testing (such as tensile and hardness tests), coating thickness measurement, and surface quality assessment.
- Q: I have heartgold and I don't have a steel type Pokemon to beat lapras. HELP
- There are many steel types in Heartgold and Soullsilver. Thing is, lapras is also a water type so steel is not super effective against it. The super effective types against lapras are Grass, electric, fighting, and rock. Lapras has very high HP and special defence. Plus, since it is hailing, Blizzard gets 100% accuracy. Since grass is weak against ice, it's not the best choice. I would go with a Machamp with No guard and Dynamic Punch (for 100% accuracy). Fighting would be the best type becuase rock is weak to water and grass is weak to ice and electric pokemon don't have the best stats. You could use Raikou but i wouldn't. If you still want steel types, Magnezone and Steelix are good. So are Agron and Empoleon. Hope i helped!!!
- Q: This EN10025 S355JR is a European code for steel, of which the properties can be found here.
- Is bether to use this one below! ASTM A588/A588M. Standard Specification for High-Strength Low-Alloy Structural Steel with 50 ksi [345 MPa] Minimum Yield Point , Weather Resistant
- Q: Can steel coils be perforated?
- Yes, steel coils can be perforated. Perforation involves creating a series of holes or small openings in the surface of the steel coil, which can be done for various reasons such as improving ventilation, reducing weight, enhancing aesthetics, or facilitating specific applications.
- Q: How are steel coils inspected for formability?
- Steel coils are inspected for formability through a combination of visual inspection, physical testing, and advanced technologies such as laser scanning and digital image correlation. These methods assess the coil's surface condition, dimensional accuracy, and mechanical properties to ensure it meets the required standards for various forming processes.
- Q: What are the common quality issues with steel coils?
- Common quality issues with steel coils include surface defects such as scratches, rust, or mill scale, dimensional deviations, coil breaks or bursts, edge wave, and coil set. Other issues may include variations in chemical composition, hardness, or tensile strength, as well as improper winding or packaging, which can lead to damage or deformation during transportation or storage.
- Q: i currently have just steel guitar strings, not a fan they need replacing and i was wondering whats the difference between steel and bronze strings and or nickle strings?
- Not all strings have a steel core. There are different substances used for the core on metal guitar strings (not even mentioning nylons), but the market is predominated by a steel core. The tonal properties of what steel strings are wound up by can make a great difference to the overall sound of an instrument. In general, nickel strings are bright but give off well-rounded frequencies and have properties that make them perfect for use with magnetic pickups, such as those used in electric guitars. Bronze-wound strings are a little mellower in timbre but give off more high-low (harmonically rich) frequencies and are favorites on acoustic steel-string guitars. Silk and steel-wound guitar strings are the mellowest sounding and give off more low-mid frequencies than the others. They are generally used for folky types of acoustic playing where little attack is needed. There are others but I won't mention them because you won't find them easily. There are other factors and merits of each type of string like how long they last - Nickel resists corrosion the most; bronze less so; bare steel oxidizes very easily. There is also the way the string is wound to take into account (flat-wound, etc. like the other answerer mentioned).
- Q: How do you prevent damage to steel coils during transportation?
- To prevent damage to steel coils during transportation, several measures can be taken: 1. Proper packing and securing: Steel coils should be packed tightly and securely in order to prevent any movement or shifting during transportation. This can be achieved by using appropriate packaging materials such as steel cradles, wooden dunnage, or steel straps to hold the coils in place. 2. Cushioning and padding: Adding cushioning materials such as foam padding, cardboard, or bubble wrap between coils can help absorb shocks and vibrations during transit. This extra layer of protection minimizes the risk of scratches, dents, or other damages caused by contact with other objects or surfaces. 3. Adequate handling and loading: Using proper lifting equipment and techniques is crucial to avoid mishandling and dropping of the steel coils. Forklifts or cranes should be used to lift and load the coils carefully onto transportation vehicles. Additionally, coils should be stacked in a way that distributes weight evenly to maintain stability. 4. Weather protection: Steel coils are susceptible to corrosion, so it is essential to protect them from moisture and adverse weather conditions during transportation. Coils should be covered with waterproof and weather-resistant tarps or shrink wrap to prevent water or moisture from reaching the steel surfaces. 5. Regular inspections: Regularly inspecting the coils before, during, and after transportation is vital to identify any potential damage or issues. This allows for timely intervention to rectify any problems and prevent further damage. 6. Properly trained personnel: Ensuring that personnel involved in handling, loading, and transporting the steel coils are adequately trained is crucial. They should be aware of the proper procedures and techniques to safely handle and transport the coils, minimizing the risk of damage. By implementing these preventative measures, the risk of damage to steel coils during transportation can be significantly reduced, ensuring that the coils reach their destination in optimal condition.
- Q: What are the common transportation defects in steel coils?
- Common transportation defects in steel coils may include edge damage, surface scratches, deformation, and coil slippage. These defects can occur due to mishandling during loading, unloading, or transit, leading to potential quality issues and compromised structural integrity of the steel coils.
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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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