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HaiGang Yunyi
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Tianjin Haigang Steel Coil
Service first, quality assured. More dedicated and focused on crafting even better boards.
30
2021
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07
What are the uses of galvanized strip steel?
Galvanizing is the process of coating steel or iron surfaces with a durable layer of zinc to prevent rusting, and hot-dip galvanizing is the most commonly used method for manufacturing galvanized strip steel. It’s a technique in which metal sheets are immersed in molten zinc to provide them with protection.
This protection is provided through multiple mechanisms. It acts as a sacrificial anode—a crucial component of cathodic protection—protecting the immersed or buried oxide layer when the coating is cleaned. It prevents corrosive substances from coming into contact with the steel or iron beneath the coating, meaning that once the coating is scratched, the remaining zinc will continue to protect the exposed steel or iron.
So, which sheet metal projects require such time-consuming protective measures? We’ve compiled a list of the most common applications for galvanized metal sheets:
Construction project *Commercial building projects represent the most common application of metal sheets. Galvanized metal sheets are used in a variety of applications, including:
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Rain awning
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Balcony
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House frame
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Canopy
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Piping system
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Balustrade
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Fence
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Ladder
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Stairs
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Street facilities
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Support beam
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Corridor
Electronic products Zinc coatings are used for computer casings and electronic devices because they need to be moisture- and rust-resistant.
Nails, nuts, and bolts: The hot-dip coating process introduces additional material into the 3/8-inch threads as well as smaller nuts and bolts, thereby reducing their strength. Consequently, electroplated zinc coatings—where an electric current is passed through a salt/zinc solution containing steel conductors and a zinc anode—and stainless steel are now preferred alternatives. Electroplated zinc nuts and bolts are commonly used in lightweight mechanical products such as automobiles and bicycles.
Piping System: In the early 20th century, galvanized pipes replaced cast-iron and lead pipes for cold-water piping. The service life of galvanized pipes is approximately 70 years, depending on factors such as impurities in the water supply, distance from the power grid, the size and shape of the zinc coating, and whether the inside and outside of the pipe are coated.
Some galvanized pipes are lined with epoxy resin to enhance their durability. Epoxy resin is a petroleum-derived material that boasts excellent adhesion, chemical and thermal stability, and insulating properties.
After World War II, indoor drinking water systems in apartments, schools, and other similar facilities switched from galvanized steel pipes to copper and plastic pipes. However, for outdoor applications—where the superior mechanical properties of metal are particularly important, especially under harsh weather conditions—galvanized steel pipes continued to be used.
Amusement park equipment: The equipment in children’s playgrounds—such as bicycle racks, climbing frames, and swing sets—is made of galvanized steel, which makes it resistant to rust.
Means of transportation:
Galvanized, strip steel, galvanized strip steel
We primarily produce various products including galvanized strip steel, pickled strip steel, and cold-rolled strip steel. These products are widely used in industries such as construction, mechanical manufacturing, automotive, and household appliances.
Contact usContact Information
Company address:
Shuangtang High-end Hardware Products Industrial Park, Jinghai District, Tianjin City
Contact phone number:
Corporate email:
tjhaigang@tjhaigang.com
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