Galvanized Sheet Metal



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16 March 18
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Sinowell Metal is one of China leading and professional mill and supplier of galvanized sheet metal also called galvanized sheet metal rolls.

Any inquiry please contact us at info@sinowellmetal.com or Fiona.yu@sinowellmetal.com

The following is our brief introduction of galvanized sheet metal for your nice reference:

Galvanizing sheet metal is the process of affixing zinc to steel to protect the underlying metal from corrosion. This increases its longevity, making sheet metal suitable for a range of intensive industrial applications. In particular, galvanized sheet metal finds many applications in the shipping, construction and automotive industries, ensuring components and products retain their integrity.

Major Applications Of Galvanized Sheet Metal

Construction

The most common use of galvanized sheet metal is in construction. Every year, hundreds of thousands of tons of the material, much of it supplied by Sinowell Metals, gets used in construction projects across the world. Because of its ability to resist the elements, galvanized sheet metal is a highly attractive building material, used in practically every project. Galvanized steel can be used in street furnishings, like street lights, benches, bicycle rails and crash barriers. It can also be used for stairways, ladders, walkways and balconies in buildings.

Automotive Parts

Cars, like buildings, are regularly exposed to the environment. As a result, many car manufacturing companies use galvanized sheet metals in their products. Toyota, for instance, uses galvanized sheet metals for heat shielding on the underside of many models of cars, including the Yaris, Auris, and Avensis. Other manufacturers, such as Kia use galvanized sheet metal to protect the engine and drive shaft from salt, water, and grit on the road which might be thrown up by the tyres.

HVAC Applications

HVAC appliances are exposed to air with a high level of moisture content. Additionally, many HVAC units are placed outside. As a result, they need corrosion-resistant components to maximize their longevity. Galvanized sheet metal ducts are frequently used by the industry.

The Longevity Of Galvanized Sheet Metal Rolls

Galvanizing sheet metal is the least expensive method of protecting sheet iron and steel from corrosion discovered by science so far. For many applications, galvanized sheet metal will last for fifty years or more before needing to be replaced.

The reason for this has to do with the way that the galvanized material reacts with chemicals in the environment. The layer of zinc on the surface of the metal provides an extra layer of protection through which corrosion must pass before it can damage the vulnerable material underneath. Corrosion will preferentially react with the zinc layer on top of the metal, before attacking the metal below, resulting in impressive longevity. It should be noted, though, that ultimately, the protective effect of the zinc layer will wear off. All of the zinc will react with oxygen in the environment and turn into zinc oxide, removing its protective effect.

The Cost-Effectiveness Of Galvanized Sheet Metal

But just because galvanized sheet metal doesn’t last forever, doesn’t mean that it’s not a cost-effective solution for businesses. Using present discounted values, galvanized sheet metal offers industry the best value corrosion-resistant metal. It’s much cheaper and less labor-intensive than using paint which has to be checked for defects. Zinc on galvanized sheet metals is uniformly applied, and it is easy to see places in which the zinc has been rubbed off, reducing inspection time.

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