prepainted Rolled Steel Coil for Construction Roofing constrution

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
50 m.t.
Supply Capability:
30000 m.t./month

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Product Description:

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 

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.

 

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Q:Is Steel crystalline in its makeup?
Steel is made of billions, trillions of very small crystals. This is true of most metals. In order to see the crystal structure of steel, you usually need to cut a sample of it, grind and polish the cut face smooth, then etch the steel with a mixture of nitric acid and alcohol. Without polishing and etching the crystals aren't visible- it just looks like smooth solid metal. Also, in most cases the crystals are small enough that you need a microscope to see them clearly after etching.
Q:how to clean old steel coins?
You really don't want to do anything to to them. If they're rusty, that's just the way they are now. Store them in a dry place. Cleaning will do more damage than good, and will hurt the value. If it were possible to undo the damage, our cars would never rust, iron pipes wouldn't pit, and everything would be made of steel. Don't let it worry you, they're still worth having.
Q:Is Grade A Surgical Steel...?
Well a lot of people get microdermals done with surgical steel,yes titanium if better but it can be done with surgical steel.If you want the titanium you can always ask the piercer where they get their jewelery and if they could order them for you.You could also go to a different shop and ask if they have titanium dermals you should be able to buy them off of them.If hes an expensive piercer and your paying a lot for them you should be able to get the ones YOU want.Its YOUR body not theirs. =] hope this helped.
Q:What does steel angel zero have to do with steel angel kurumi?
Steel Angel Zero is an OVA (Original Video Animation), a very short animation that went straight to DVD. It probably was written because Kurumi was so popular, and the producer wanted to check the waters for whether they should make a second season. It's pretty hard to keep track of what anime is which, especially in the more popular series. If you think Zero is worth zero, try Steel Angel Kurumi 2 (anime, 12 episodes), and Steel Angel Kurumi Encore (OVA, 4 episodes) as well.
Q:How is chrome steel made?
well, save up some more $$. I wouldnt feel safe on a $120 mountain bike. My advice would be to invest in something that's a little more money. Also, why do you want a steel frame? Aluminum frames today are made from 7005 alloy, and stack up very well compared to the durability of steel. Plus, they wiegh alot less. Nowadays, youll only find steel on a cheap walmart bike, ir a top notch downhill bike made for extream offf road conditions.
Q:How durable is stainless steel jewelry?
Stainless okorder.com
Q:dose oxygen peroxide rust stainless steel?
Stainless steel does not rust, but It can get dulled. Oxygen peroxide will not hurt it.
Q:Should I purchase a lap steel or a pedal steel?
Pedal steel is very difficult. You need to co-ordinate both hands, both feet and both knees to play it effectively. Lap steel is a lot easier. I suppose it depends how much of a challenge you want. A good lap steel guitar is usually cheaper than a good pedal steel too, so that's another consideration to take into account.
Q:Who Is Dr. Steel?
Dr. Steel is an extremely complex phenomenon, a bit of a metaphorical nesting doll. On the surface, Dr. Steel can appear to some as simply a method actor musician with an over-the-top gimmick. Just underneath that facade lies an enigma; he makes some people wonder if he's really serious, just trying to entertain, or completely barking mad. But underneath the second facade, Dr. Steel is really acclaimed comic-book writer and chaos magickian, Grant Morrison. Make no mistake, he really thinks he is Dr. Steel. He has taken method acting and ceremonial magick to the highest levels, and fully intends to take over (or make over) the world. What's more, in the three short years since handing over his comic-book authorship to a ghost writer, he has amassed tens of thousands of followers worldwide. I've done several polls among Dr. Steel fans, and the results show that for every one person who has officially signed up, there are ten more loyal followers who have not.
Q:Where can I find an atomic structure of carbon steel?
Carbon steel is a polycrystalline substance containing several compounds. Most of it is iron, but there are crystals of austenite and martensite present, plus other iron carbides. Each of these has a different atomic structure. The properties of the steel depend not so much on the atomic structures of the compounds, but more on the size and abundance of the crystals. The function of these crystals is to impede the movements of dislocations through the iron.

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