Hot- Dipped Galvanized Steel in Coil

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
10000 m.t./month

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Product Description:

 

Hot-Dipped  Galvanized Steel in Coil

Description

Galvanized Steel Coil gets coated in layers of zinc because rust won't attack this protective metal. The most external layer is all zinc, but successive layers are a mixture of zinc and iron, with an interior of pure steel. These multiple layers are responsible for the amazing property of the metal to withstand corrosion-inducing circumstances. Zinc also protects the steel by acting as a "sacrificial layer." If rust does take hold on the surface of Galvanized Steel Coil, the zinc will get corroded first. This allows the zinc that is spread over the breach or scratch to prevent rust from reaching the steel. For countless outdoor, marine, or industrial applications, Galvanized Steel Coil is an essential fabrication component.

Superiority

Good Resistance to Corrosion

Qualified Processing Machinability

High Thermal Resistance

Excellent Reflectivity

Inexpensive and effective enough

Can be recycled and reused multiple times

Application

With excellent cold bending molded manufacturablity, good decoration effect, strong anti-corrosion ability, galvanized steel coils and sheets are also pollution-free and easily recycled. Accordingly, they can be used as final products and basic plates of color coated steel coils and widely applied in construction, home appliances, decoration, ect.

Architecture Roofs and outside walls of civilian and industrial buildings, garage doors, fencings and window blinds

Appliances Industry Outer clad sheets for washing machine, refrigerator, television, air conditioner and ventilation system, explosion-proof strip, solar water heater and appliance parts

Auto Industry Muffler, heat shields of exhaust pipe and catalytic converter, auto parts & accessories under the frame, signboard in highway

Industrial Instruments Electric control cabinet, industrial refrigeration equipment, automatic vending machine

Construction field ,ships building industry ,Petroleum and chemical industries ,war and electricity industries ,food processing and medical industry,boiler heat exchanger, machinery and hardware fields

Product Specification
Material:SGCC,DX51D

Thickness: 0.3-3.0mm

Width: 600-1500mm

Inner Diameter: 508mm, 610mm

Weight of Steel Coil: 3-15MT

Coating Type: Al-Zn Alloy

Available Dipped Layer: 50-150g/m2

Surface Finish Structure: Normal Spangle & Small Spangle & Zero Spangle

STEEL GRADE:JIS G3302 SGCC

Package SPANGLE: normal spangle, large spangle, small(min) spangle, zero spangle

FAQ:

1.How about the package for the Coil?

Usually we use standard export seaworthy package: waterproof paper+steel trip packed+wooden case seaworthy package

PackageCovered with waterproof-paper,strapped by strips. Standard seaworthy export package:4 eye bands and 4 circumferential bands in steel, galvanized metal fluted rings on inner and outer edges, galvanized metal & waterproof paper wall protection disk, galvanized metal & waterproof paper around circumference and bore protection.

2. Can I know the production period of the products?

We can deliver the goods of 25 tons within 20 days since we accept your order..

3. How about the label, could you make the label according to pour requirements?

Usually we use the MILL label, but if you need special form we can make.

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Q:how do they make stainless steel?
Stainless steel is regular steel that has had nickel added in the manufacturing process. Because of the nickel it prevents rust.
Q:big steel drum grill?
This type of grill cooks like an oven You have to keep the lid shut until the proper temp. is reached. Then place you meats and stuff on the grill and close the lid. Open the lid infrequently to keep the heat in. If its charcoal make sure you use enough charcoal the first time so you don't have to add any while you food is cooking.
Q:Components of Steel?
mainly steel made of Iron and carbon and treated in a proper process to become hard you can add some kind of other elements to get your desired proparty as Chromium,, nickle.. Cupper,, Berelyium,, Vanadium
Q:Prefabricated Steel Buildings.......!?
It really depends upon the environment and the construction techniques used. Steel that is painted or coated will without maintenance eventually rust. I would expect this tendency to be exacerbated in a humid or shore environment. Heat may tend to cook a steel house and the structure does not add much thermal mass. Construction techniques tend to be fairly quick a part of the construction is essentially prefabricated. Work done in a factory will almost always be cheaper than work done in the field, all things being equal. Concrete can be fairly hi tech with lots of equipment or as seen in many parts of the world fairly low tech with lots of laborers. It is easy to change the characteristics of concrete depending upon how it is mixed, reinforced, and treated during the curing process. Because it is applied in a relatively fluid state it can flow around obstructions like bedrock and be formed up into interesting shapes. A concrete structure can be cooler as it provides thermal mass, and a heat sink. It's resulting rigidity may make it more subject to earthquakes than steel. We do really need to be smarter in constructing our homes to make them fit the land and not only the general environment but our particular micro environment.
Q:Is Tungsten Carbide steel?
Tungsten is not steel. Tungsten is a chemical element. What they do is add an alloy mixture to tungsten and it turns into Tungsten Carbide. You want to find a ring with a nickel alloy, some manufacturers cheap out and add cobalt instead. Make sure the ring you buy does not contain cobalt. Steel is an alloy consisting mostly of iron, with a carbon.
Q:Elastic modulus of galvanized steel?
Aluminum is non ferrous so a magnet won't persist with it, and this is softer than steel. once you have desperate that, if it has previous paint on it, this is particularly helpful to apply a primer that corresponds to the paint you would be utilising the two vinyl or oil based, then paint. this is possibly no longer Galvanized, yet whilst this is, the unpainted floor with have a 2 colour steel Spackle look.
Q:Why do we galvanise steel?
We galvanize steel to protect and prevent steel from rusting or corrosion. Rusting, for the most part is a layman's term that has been used exclusively to describe the chemical OXIDATION reaction of steel or iron with oxygen forming a reddish brown substance called rust. Zinc metal coating also oxidizes but does not form the reddish brown rust. Instead, it forms an oxide, just like the rust, which is iron oxide. The protection created by zinc is because it is more reactive to oxidizers, than steel or iron. Thus, the oxidizer will react with Zinc first before it will react with Iron, hence protecting iron. If the zinc is fully reacted then iron is next. BUT, the zinc oxide formed on the surface of the steel or iron is no longer reactive to oxygen and also creates a good physical barrier so that oxygen will not have chance to even have contact with the underlying steel. Isn't that neat! Here is chemistry at one of its useful best.
Q:Are oil and steel monopolistic competition?
While oil and steel may seem to be all the same, they are really not. There are many different grades of crude oil and many different types of steel.
Q:how to make a unique piece of steel?
If you're looking to make steel stronger, I can suggest 2 things: 1. If you're actually smithing the steel yourself, and forging it from hot liquid metal, then if you can get ahold of some Carbon (i have no idea where you can get some), you can add it to the molten steel to make it stronger. Sword Smiths did it all the time back in the Dark Ages. (you'll have to look up the exact Science and Process of how to do it) 2. There's a treatment for steel called Tempering. If you Temper the steel, it makes it stronger. You do this by 1st Forging what you're making. In this case, I'll use a sword. Take the Sword and re-heat it (i dont know the exact temperature) until it glows-hot. You can use a blast furnace, a campfire, or any other extreme-source of heat. Some companies use molten Salt - yes, the Condement, and dip the sword in it until it's glowing-hot. Now you have to super-cool it. This is simple, all you need is Ice water. Submerge the Sword in it, until it's cool to the touch. Now toss the Sword back into your source of extreme Heat. Get it glowing hot, and then take the sowrd out. Set it aside, and let it cool naturally. Once it's cooled, it's TEMPERED, and alot stronger. NOTE: If you stop at the ICE-WATER stage, you'll only succeed in making your Sword BRITTLE. You MUST Continue the Process once Started. - Hope this helps.
Q:Bendable steel for crossbow bow.?
You are trying to use plain carbon steel which only can be bent a little bit if it is to return to its original shape. You have to use spring steel or high carbon steel that is intended to be bent a lot and still recover to its original shape. Most people making crossbows with metal bows get a piece of steel from a leaf spring of a vehicle and grind it to shape. A steel bow cross bow almost always needs a very strong trigger mechanism and a miniature wench to pull the steel bow string into position. You might be better off making the bow of wood.

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