prepainted rolled steel Coil for Construction Roofing Constrution

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50 m.t.
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30000 m.t./month

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Structure of Prepainted Rolled steel Coil for Construction Roofing

 prepainted rolled steel Coil for Construction Roofing Constrution

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. 

prepainted rolled steel Coil for Construction Roofing Constrution

prepainted rolled steel Coil for Construction Roofing Constrution

prepainted rolled steel Coil for Construction Roofing Constrution


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.  

prepainted rolled steel Coil for Construction Roofing Constrution


  prepainted rolled steel Coil for Construction Roofing Constrution

Specifications of Rolled steel Coil for Construction Roofing 


Prepainted Rolled steel Coil for Construction Roofing

Material Grade

SGCC / SGCH  / DX51D+AZ, etc






Thickness: +/-0.02mm , Width:+/-2mm




Raw material: Hot rolled steel coil --> Cold rolled_>hot dipped galvalume


Dried, Chromated, Unoiled


Regular spangle , small spangle, zero spangle



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.


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Q:conversion ratio of jindal vijay nager steel ltd. to jsw steel ltd.?
JSW Steel Ltd - Profile Office Address 5 A, Jindal Mansion, Dr A G Deshmukh Marg, Mumbai Maharastra 400026 Phone 022-23513000 Business Summary JSW Steel Limited Formerly known as Jindal Vijayanagar Steel Limited. The Company's principal activity is to manufacture hot rolled steel coils in India using the revolutionary Corex technology. In addition, the Company also manufactures steel plates and sheets. It manufactures steel using oxygen based iron and steel through continuous casting and hot rolling. Executive Team Executive Name Designation Savitri Devi Jindal Sajjan Jindal Dr. B N Singh Chairperson Additional Director Vice Chairman Managing Director Joint Managing Director
Q:can anyone tell me were i can find strontuim steel dowel pins?
Strontium steel is created by soaking a mild steel in strontium chromate, which has a pH of about 4 or 5, roughly the equivalent of acid rain. Chromate affects the cathodic reaction, with reduction of Cr6+ to Cr3+, and the surface film was composed of magnetite and hydrated chromium hydroxide. The Strontium is a radioactive isotope. The acid bath permeates the mild steel causing it to become mildly radioactive. Simular to oil imprengation of brass and other metals. Strontium Steel has a very high value of inhibition. However due to it's radioactive properties it is not a commonly used or manufactured material. As for where to actually obtain Strontium steel dowels. I have no idea i would speculate that you would have to purchase the raw stock and have it machined into a dowel for you.
Q:steel shafted fairway woods...?
There are very few people who hit steel shafted fairway woods. Tiger Woods used to have a steel shafted 3 wood but went to graphite because it didn't feel right because of his driver. Go get custom fit for a shaft and see if a steel shaft is good to make sure because you don't want to turn aroung a get a graphite shaft anyway if the steel shaft doesn't work. Go with whatg works the first time so you don't put out more money later.
Q:which sounds better, nylon or steel string?
It rather relies upon on what type of music you're enjoying, nylon string guitars have a mellow, softer tone than steel strings, the feel of the nylon strings (a minimum of to me) are reliable, in my opinion, i might ought to declare nylon is extra suitable, large for finger choosing and a effective tone. once you're searching for a guitar, you are able to flow out to a close-by guitar save, and attempt the two out for your self, in straight forward terms then will you comprehend for specific.
Q:What is purpose of providing steel in compression zone in Doubly reinforced beam ?
There are several reasons to add compression steel. Keep in mind, supported steel (meaning it can't buckle) resists compression as well. Compression steel helps reduce long term deflections. Concrete creeps under sustained loads. Steel lessens the compression, meaning less sustained compressive stress to cause creep deflection. It makes members more ductile. Since the steel takes some of the compressive stress, the compression block depth is reduced, increasing the strain in the tension steel at failure, resulting in more ductile behavior (the moment at first yield remains largely the same with compression steel added, but the increase in capacity after yield is significant). Compression steel insures that the tension steel yields before the concrete crushes, meaning it helps change the failure mode to tension controlled. It makes beams easier to construct. With bars in the top and bottom, you have longitudinal reinforcement in all 4 corners of the shear stirrups to keep them in place when pouring the concrete. Also, for continuous members, its often easier to run your negative moment steel the full length of the beam rather than trying to cut it off in the positive moment regions. Serviceability concerns. You're going to end up putting steel in that region anyway to for temperature and shrinkage.
Q:What are the brands that sell 100% stainless steel cookware(interior and exterior)?
You do not want 100% stainless steel cookware, because it's a poor conductor of heat. All high quality stainless cookware is layered with stainless steel only on the exterior and interior surfaces, while having at least an internal heat spreading core of aluminum or copper. Not all stainless steel is sufficiently ferrous (magnetic) to work with electric inductive cooktops, so some stainless cookware adds an additional layer of ferrous steel in addition to the thermal cores. You also wouldn't want a slow cooker that's 100% stainless steel, because the uneven heating would cause food to burn more quickly. They are usually made of ceramic stoneware for a reason, even heating. Besides, a stainless pressure cooker (with alum/copper) core can in less than an hour everything a slow cooker does in 3+ hours, with better flavor, color, and nutritional content. By the way, the Prestige stainless cookware isn't 100% stainless, of course, and that's a GOOD thing.
Q:where did WTC steel go?
some of the steel was recycled into a warship. I am not sure at what you are trying to get at with the forensic analysis of the steel. There is no conspiracy involving the towers outside of planes crashing into them despite what a lunatic fringe want you to think.
Q:who are the 7 best steel guitar players ever?
Steel Guitar Players
Q:Can steel dive deeper into sun?
Dont understand are you going to put them in sun ? Sun made from gas wich is on fire. Its impossible to get to the sun and not to get burn. Steel is really more solid and strong than iron so its more hard to break it or to bend. But in camparing of fusion temperature - iron is a bit more better, though it would not make a big difference .From metals - tungsten has the highest fusion temperature - near to 3400 C . Iron is near to 1530 C, steel is near to 1300 -1500 C. So according to this tungsten can go most close to sun. Right near the sun temperature is millions of degrees so anything will fuse and burn there.
Q:Is mild steel environmentally friendly?
Steel just rusts, it doesn't produce any emissions just sitting there. They even make architectural steel called Corten to rust to a nice patina. If you consider how the steel was made in the first place, a great big NO! Steel making requires massive amounts of electricity plus it gives off some nasty fumes in the liquid state. Leather itself doesn't emit much of anything, but the dyes might. Again though, if you look at how it's made, tanning leather is right up there with steel mills and paper mills for pollution, some of the worst.

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