ASTM Z80 Prepainted Galvanized Rolled Steel Coil

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50 m.t.
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26000 m.t./month

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Structure of ASTM Z80 Prepainted Galvanized Rolled Steel Coil

  ASTM Z80 Prepainted Galvanized Rolled Steel Coil

Description of ASTM Z80 Prepainted Galvanized Rolled Steel Coil
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. 

ASTM Z80 Prepainted Galvanized Rolled Steel Coil

Main Feature of ASTM Z80 Prepainted Galvanized Rolled Steel Coil

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 ASTM Z80 Prepainted Galvanized Rolled Steel Coil
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.  

 ASTM Z80 Prepainted Galvanized Rolled Steel Coil


Specifications of ASTM Z80 Prepainted Galvanized Rolled Steel Coil 


Prepainted Rolled steel Coil for Construction Roofing

Material Grade

SGCC / SGCH  / DX51D+Z, 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


508MM 610MM

Coil weight

1-25MT max

Export package

Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed

 FAQ of ASTM Z80 Prepainted Galvanized Rolled Steel Coil

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.What kind of terms of payment? 

T/T, L/C,D/A,D/P,Western Union are available.



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Q:Damascus steel sword question?
There, the true Damascus is a region of spain, which is similar to getting swords made in Pakistan
Q:what kind of steel is my kabar made of?
1095 Steel - Easy to sharpen, plain carbon steel used in knife making. Proven to be one of the most popular steels used in KA-BAR knives. Right from the OEM site. Worked for a company that started in 1859 as a safe manufacturer. The steel recipes have not changed much from WWII (when Elliot Ness was running the company) to now. Doubt the KA-BAR recipes has changed either.
Q:why does steel have a density range when other metals do not?
Steel is not a pure element it is an alloy. Steel is primarily iron but it has many elements blended in that change it's density including carbon,silicon, nickel, chrome, etc. Aluminum and copper , magnesium and so forth can be the pure element or they can be alloys too. If they are alloys, then their densities vary also
Q:what are the differences between chrome and stainless steel?
I know nothing of aftermarket headers so can't help you there, but - chrome is a coating on metal. Stainless Steel is a type of metal.
Q:from where do steel plants in gary, pittsburgh, detroit and Birmingham get their raw materials?
A lot of iron ore is available in the upper great lakes region. Iron ore needs to be transported on large freighters, and the Great lakes served a purpose for that transit system as well. I cant say much about Birmingham, but as for Detroit and Pittsburgh, the steel forming industry has been greatly affected by the low cost Asian imports now available. I think what happened was this: The US used to subsidize the US steel industry, this kept prices artificially high ( compared to the world market ), but also kept the plants open. Sometime during the present Bush administration, the US stopped subsidizing the steel industry, and the Asian steel manufacturers started dumping steel here in the US at very low prices, this caused the US company's to stop or greatly lower their production, and many US steel plants went out of business. Now with the US steel companies out of the way, the Asian steel companies have steadily raised their prices on the US steel buyer. Hows that for fair trade, the steel industry isn't the only thing this has happened to either. I know this was a bit of a rant, but I wanted to point out how a once proud steel industry was put to death by politics.
Q:Which one is better to start? Steel or Acrylic tapers?
Q:Where can I buy sword steel?
hI Jordan damascus steel is not actually a steel it is a composite material like the damascus rifle barrels the Afghan's use it is made from wire wrapped around an inner mandrel the beaten on an anvil till all the wire becomes one so it is several types of iron and steel beaten together and forged to produce it so it is not something you can actually buy as a material the tribesmen that produce these swords have these secret methods of doing this so there is the first problem. it is not like cast steel which is what most swords are made of it is far more complex in it's construction. so you may need to do a lot of research to find out how. what is a similar idea is the SAMURAI sword that is made up of combining different steels together and forged into a very sharp and capable killing blade.
Q:Alumnium Vs. Steel?
i also have a gsx-r1000 06.. always change the sprockets and chain at the same time if you don't it will just wear out the chain faster. all you really need is to go down 1 on the front sprocket and 2 up on the back. stick with the steel sprockets they will save you money in the long run. if you like to wheelie all the time stay away from the aluminum it will wear out quicker.. they also make sprockets that are aluminum on the inside and steel on the outside.
Q:What elements are steel guitar strings made of?
Steel is usually mainly made up of Iron (Fe) element, but it can also include Carbon (C) for a stronger steel or Nickel (Ni) for stainless steel.
Q:For those metal experts out there, steel or stainless steel.?
Whilst doing a welding course a few years ago the teacher said stainless steel was not its proper name,it is called Heat and Corossion resistant steel,it come in different grades related to its corossion resistance,priced accordingly.Must be welded properly without introduction of carbon to the weld (carbon pickup) or the weld might not be there next time you look dependant on environment.Generally harder to form than mild steel (low carbon steel) so it will tend to be stronger than lcs for the same cross section.steve

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