High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

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Shanghai
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TT OR LC
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1 m.t.
Supply Capability:
300000 m.t./month

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Structure of Prepainted Rolled steel Coil for Construction Roofing

 High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

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. 

High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

 

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.  

High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

 

  High Anti-Corrosion Prime Prepainted Galvanized Steel Coils

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:Stainless steel?????????
no an alloy essentiallly does not exibit its constituent properties if you want to add anymore the thing should be molten and hot and homogenous homogenous being the key word and no ss essentiallly mean that thing only
Q:How lighter than steel is carbon fiber?
Carbon fiber doesn't really refer to a single material (steel doesn't either, but most steels have similar densities). Pure carbon fiber is just that, fibers made of 90+% carbon. Carbon fiber in the context of cars usually refers to carbon fiber-reinforced polymers rather than plain woven fibers. The polymer adds rigidity to what would otherwise just be like a sheet of fabric. The density depends on the polymer used and the ratio of polymer:fiber. For 50% fiber by volume in epoxy, it has a density of 1.6 g/cm^3. Steel has a density of ~7.8 g/cm^3. So, by volume, steel is almost 5 times heavier.
Q:Any ideals for makeshift steel boning?
Don't try it. For two main reasons: 1. Corset boning is not just strips of flat steel; it is made from coiled high tension spring steel with clever metal ends to prevent tearing any fabric that comes into contact. You could try strips of hard wood such as teak, ash, oak. The risk is that the st rips will break when they bend around your corseted figure. Then they'll be dangerous and could puncture your skin. 2. Corset bones are there in the corset to support the fabric; not to exert any pressure on you for figure reduction. It is the cut of the fabric that produces the shape, but bones stop the fabric from crinkling, or gathering into your waist as the tension is applied. That is why commercial bones are specially made to be fairly lightweight, flexible in the right directions for your figure, and will not rust or otherwise deteriorate with wear or careful cleaning. So go for easiest you can get from the Net. That's my advice. OK?
Q:Are steel strings bad/hard for a beginner?
Best way to build calluses and finger strength. I am assuming that you are looking at an acoustic guitar. Buy Martin Phosphor Bronze 12s or 13s. Not to mention Classical guitars that use nylon strings usually have a very flat radius to the fingerboard thus making it harder to reach common chords for a beginner. DO NOT learn on an electric.
Q:keeping a stainless steel stove clean and shiney?
How grimy is your range? I actually have a stainless range and all I do is discover a soapy sponge on it, with dish cleansing soap. I get rid of each and all of the knobs and burners approximately as quickly as a week (and every time I fry something and splatter oil everywhere, yet i attempt to disguise issues with foil as quickly as I fry to sidestep a multitude). It takes possibly 5 minutes to scrub my range because I shop it clean and not in any respect, ever use it if it has spills on it. i've got found out via the years to wipe issues up right now, or the spills get baked on and become very confusing to get rid of. My range is electrical powered, so I take off the electrical powered burners and gently wash those with a soapy sponge too (I carry them and rub the soapy sponge on them, then carry them below the faucet to rinse, without getting the plug in factor section moist). My range continues to be very clean this way, and that i take advantage of the rougher side of a non-scratch sponge for something that desires some scrubbing. in the experience that your range has undesirable stains caught on it, you ought to use very, very advantageous metallic wool on it. An SOS pad will paintings, do in basic terms no longer rub too problematic or you will take off the shine from the range. SOS pads are ok on each and all of the immaculate areas of the range. whilst completed washing it, take a humid dish towel and wipe each and all of the cleansing soap off, then dry the range and it will seem large.
Q:Why would a knife be made from surgical steel?
Surgical Steel Knife
Q:What is stainless steel 316, and what are its properties?
316 is the second most common grade (after 304); for food and surgical stainless steel uses; alloy addition of molybdenum prevents specific forms of corrosion. It is also known as marine grade stainless steel due to its increased resistance to chloride corrosion compared to type 304. 316 is often used for building nuclear reprocessing plants. 316L is an extra low carbon grade of 316, generally used in stainless steel watches and marine applications, as well exclusively in the fabrication of reactor pressure vessels for boiling water reactors, due to its high resistance to corrosion. 316Ti includes titanium for heat resistance, therefore it is used in flexible chimney liners.
Q:stainless steel wall ties?
`You are not asking why they are stainless steel, but the function of wall ties. During construction of a house the wall ties start at damp proof course level. At all reveals ie doors /windows, one tie is placed on every 3rd course of bricks and 6 back from the reveal. Thereafter in the main run of brickwork 1 tie is placed every metre distance, starting at the DPC and the 6th course then the 12th and so on. They are not placed directly above each other, but in a sort of pyramid fashion. Their purpose is to hold the 2 skins of walling together, thus doubling the strength of the cavity wall in a very effective way. Stainless steel is a better quality of tie, but are not really necessary these days, because the cavity is insulated. In the old days you got condensation in the cavity and the ties rusted, and as a result of this disintegration you got bulging walls where one wall fell away from the other. Stainless steel lasted much longer because they did not rust so easily.
Q:Does steel give off harmful gas when heated?
Steel often has impurities that can generate fumes, which cause a fever identical to smoke inhalation. You always need to be concerned about what you are breathing around hot metal.
Q:How to temper steel? ?
Heat treating easy, HA! It is the most critical part of bladesmithing. Done wrong and all those hours of work go up in smoke (or a snap of the steel). You'll need a bucket of oil, preferably one that is deep enough to go in point first. If not you'll have to go in edge first, not recommended on a double edged blade, ok for single edge. You'll need to build a charcoal fire long enough for the blade. You will need to blow air under the fire to get it hot enough, the challenge is getting the heat even. You get the fire going and established, put the blade in turning it back and forth (if you keep turning it in the same direction when it heats up you could work a twist in it). When it starts turning red pull it out and touch it with a magnet, if the magnet sticks put it back. Keep heating and repeating until the magnet no longer sticks. Heat a little more, then quench rapidly point first. Don't let the blade lean to one side as warpage will occur. When it cools enough to touch, check with a file. If the doesn't file cut then you've properly hardened the steel and it's ready for temper. Now comes the really hard part. Grind the scale off carefully,preferably with a side grinder with a flap wheel. I've had hard wheel break freshly hardened blades. After cleaning you'll need to put it in an oven (preferred) or use a torch and carefully heat the blade. Watch the temper colors (oven temp 500-550F) or with the torch as the steel turns colors blue to purple for a double edged weapon. Any warpage that occurs needs to be worked out at temping temp.

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