RAL Scale Z40 Prepainted Rolled Steel Coil for Construction Roofing
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 28000 m.t./month
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Structure of RAL Scale Z40 Prepainted Rolled Steel Coil for Construction Roofing
Description of RAL Scale Z40 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 RAL Scale Z40 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 RAL Scale Z40 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; gas tank;road sign; etc.
4.Agriculture:barn; etc.
5.Others:vending machine; game machine; auto parts etc.
Specifications of RAL Scale Z40 Prepainted Rolled Steel Coil for Construction Roofing
Product | RAL Scale Z40 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 610MM |
Coil weight | 25MT max |
Export package | Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed |
FAQ of RAL Scale Z40 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: That's my question, well that and:Steel Pick + Electric Guitar = Trashed Guitar?:D
- Uh. . . your guitar would be okay. . . except your strings wouldn't last long then nylon strings.
- Q: So finally got around to watching man of steelnow i heard a few times that batman was in iti didn't se him.in the film is it something subtle I've just missed or is he not in it?when i googled it got loads of results for them being together in the new film but nothing about man of steel 2013
- Zod okorder /
- Q: How much do steel coils weigh?
- The weight of steel coils can vary depending on their size and thickness, but on average, they can weigh anywhere from a few hundred pounds to several tons.
- Q: What is stainless steel 316, and what are its properties and uses?
- if you want to know details, try looking it up in wikipedia. It's not a reliable source for everything, but truly technical stuff is good. It lists the exact range of elements, heats, and other things, as well as uses and things it shouldn't be used for.
- Q: If you were selecting a tool steel for an extreme impact load application, which one would you pick? why?thanks
- It all depends what the application actually is. For hammers I would select a hammer grade B1 steel. For impact loading where an edge is needed I would be going for O1 or similar (oil quenching steels tend to be a little tougher than air hardening). For mining tools a very high manganese steel (Hadfields steel) - this is not a true tool steel. The best place to start is by looking at the ranking of the properties which you want - hardness v toughness v strength - and then use this to put the steels in rank order. Price and availablity then sort the problem out for you (in the real world).
- Q: During fatigue testing of any material (especially for steels), why is strain-control mode preferred over stress control mode?
- because metals, like steel, are ductile and will stretch before breaking. Straining the metal is stretching it, stressing the metal is applying a shearing force or bending until there is an actual metal failure. A sheet metal strap 1inch across and 24 gauge metal is commonly used to support metal ducting systems in construction. These have an average strain to failure weight load as high as 16,200 lbs. As reported by the smacna index, they will safely hold 6800 pounds. Of more interest is the screws used to hold the strap to the duct. While they are grade 3, fairly strong, they strain to 1400 pounds when properly installed, and are safely able to support 650 pounds, unless they are overtorqued (stripped) and this quickly drops to 400 pounds and 125 pounds...big difference.
- Q: and what are the four main elements in STAINLESS steel? x
- Very high carbon steel (0.96 to 2.11%) is hard and not very ductile (difficult to mold or shape). It is also difficult to weld, but has the lowest melting point. As the carbon content is reduced, the steel becomes softer, more ductile and melts at a higher temperature. Stainless steel is an alloy of Iron, Carbon, Chromium. The fourth element would depend upon the grade of steel, but Nickel is probably the most common.
- Q: How are steel coils protected against UV radiation?
- Steel coils are protected against UV radiation through a process known as coil coating. Coil coating involves applying a protective layer of paint or coating to the surface of the steel coil. This coating acts as a barrier between the steel and UV radiation, preventing direct exposure of the metal to the harmful effects of the sun's ultraviolet rays. The protective coating used for steel coils is specially formulated to provide excellent resistance against UV radiation. It typically contains pigments and additives that are designed to absorb or reflect UV light, reducing the amount of radiation that reaches the steel surface. Furthermore, the coating is applied in multiple layers to ensure maximum protection. The first layer, known as the primer, enhances adhesion to the steel surface and provides additional corrosion resistance. The subsequent layers, such as the base coat and topcoat, offer improved durability and UV resistance. In addition to the coating itself, the steel coils can be further protected against UV radiation by storing them in shaded areas or using covers to shield them from direct sunlight when stored outdoors. This additional precaution helps minimize the exposure of the coated steel coils to UV radiation, thereby prolonging their lifespan and maintaining their appearance. Overall, the combination of a high-quality protective coating, proper storage, and handling practices ensures that steel coils are effectively shielded against the damaging effects of UV radiation, allowing them to maintain their structural integrity and aesthetic appeal over an extended period of time.
- Q: How are steel coils tested for strength?
- Steel coils are typically tested for strength through a variety of methods, including tension, compression, and bending tests. These tests involve subjecting the coils to various levels of force to determine their resistance and ability to withstand pressure without deformation or failure. Additionally, non-destructive techniques such as ultrasonic or magnetic particle testing may be employed to detect any imperfections or weaknesses within the coils.
- Q: How are steel coils used in the production of metal signage?
- The production of metal signage relies heavily on steel coils, which are indispensable components. These coils are typically crafted from top-notch steel and are available in various dimensions and widths. By utilizing steel coils, manufacturers can achieve efficient and cost-effective production methods. To commence the process, the steel coils are unraveled and fed into a machine known as a roll former or a metal press. This machine molds the steel into the desired shape and design for the signage. The malleability and moldability of the coils make them perfect for creating intricate and personalized signage designs. Once the steel has been shaped, it can undergo several treatments to enhance its appearance and durability. For instance, a layer of paint or powder coating can be applied to protect the steel from corrosion and provide an aesthetically pleasing finish. This protective coating can also be tailored to meet specific branding or design requirements. After the steel has been shaped and coated, it can undergo further processing to add features such as embossing or perforations. These additional details can amplify the overall visual appeal of the metal signage and make it truly stand out. Moreover, steel coils possess exceptional structural integrity, ensuring that the metal signage remains robust and long-lasting, even in harsh environmental conditions. This durability is particularly crucial for outdoor signage that needs to endure exposure to weather elements such as rain, wind, and sunlight. In conclusion, steel coils are indispensable in the production of metal signage. Their versatility, durability, and ease of manipulation make them the ideal material for creating customized designs. Whether the signage is intended for indoor or outdoor use, steel coils provide the necessary strength and aesthetic appeal needed for high-quality metal signage.
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RAL Scale Z40 Prepainted Rolled Steel Coil for Construction Roofing
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 28000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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