LZPRE-PAINTED GALVANIZED STEEL COIL
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PRE-PAINTED GALVANIZED STEEL COIL 7210490000 PRE-PAINTED GALVANIZED STEEL SHEET
THICKNESS：0.18mm-1.5mm
WIDTH：900mm-1250mm
COATING MASS：Z30-Z275
PAINT：PE、HP、HDP、PVDF、SMP、MATT、PVDF
COLOR：RAL Scale
COIL INNER DIAMETER：508mm/610mm
COIL WEIGHT：3mt-7mt
BASE MATERIAL：Hot-dip GALVANIZED Steel
In continuous units in cold rolled steel strip, galvanized steel (electro galvanized and hot dip galvanized) as substrate, after surface pretreatment (degreasing and science processing), using the method of roll coating, coated with a layer or multi-layer liquid coating of plate, after baking and cooling income is the coating steel plate. Because the coating can have a variety of colors, on the habits of the coated steel sheet is called color coating steel plate. Because the coating is carried out before the sheet metal forming, in foreign countries which is called pre coating plate.
Color coated steel sheet is an organic coating coating on the steel surface, it has the advantages of beautiful appearance, bright color, high strength, good corrosion resistance, easy processing molding, but also allows the user to reduce costs, reduce pollution.
From the United States in 1935 to establish the first continuously coated steel line to begin, color coated steel plate has been widely applied, the current color coated plate varieties, about more than 600 kinds, the advantages of color coated sheet and organic polymer and steel plate of the two, which has good colorability, organic polymer molding, corrosion resistance and decorative, and steel plate with high strength and easy processing, can easily be punching cutting, bending, deep drawing processing. Made this makes organic coated steel sheet products have excellent practical, decorative, workability, durability.
- Q:What are the common applications of cold-rolled steel sheets?
- Cold-rolled steel sheets are commonly used in various applications including automotive manufacturing, construction, appliances, and furniture. They are favored for their high strength, durability, and smooth surface finish, making them suitable for forming and shaping processes such as bending, stamping, and welding. These sheets are often utilized in the production of car bodies, structural components, electrical enclosures, household appliances, and various types of furniture.
- Q:Can steel sheets be used in the construction industry?
- In the construction industry, steel sheets are commonly employed. These sheets are incredibly versatile and find extensive use in construction. They serve various purposes, including roofing, wall cladding, flooring, and structural components like beams, columns, and trusses. Steel sheets are favored owing to their exceptional strength-to-weight ratio, durability, and resistance to corrosion. They possess the ability to endure heavy loads and offer stability and structural integrity to buildings. Moreover, steel sheets can be easily fabricated, enabling customization and facilitating efficient construction processes. All in all, steel sheets are widely embraced in the construction sector due to their numerous advantages and suitability for diverse construction applications.
- Q:Can steel sheets be used for making staircases?
- Yes, steel sheets can be used for making staircases. Steel sheets are a versatile material that can be shaped and welded to create sturdy and durable staircases. They are often used in industrial and modern designs due to their strength and sleek appearance.
- Q:What is the typical lifespan of painted steel sheets?
- The typical lifespan of painted steel sheets can vary depending on several factors such as the quality of the paint used, the environmental conditions they are exposed to, and the maintenance and care given to the sheets. Generally, painted steel sheets can last anywhere from 20 to 40 years. However, if the paint is of high quality and the sheets are properly maintained, their lifespan can be extended even further. Regular cleaning, inspection for any signs of damage or corrosion, and appropriate touch-ups or repainting can help prolong the lifespan of painted steel sheets. Additionally, factors such as exposure to harsh weather conditions, chemicals, or corrosive environments can also impact the longevity of painted steel sheets. It is worth considering these factors and conducting regular maintenance to ensure the extended lifespan of painted steel sheets.
- Q:What are the different types of steel sheet finishes for marine applications?
- Marine applications commonly employ several different types of steel sheet finishes to enhance durability and corrosion resistance in the face of constant exposure to moisture, saltwater, and harsh weather conditions. 1. Hot-dip galvanized: Among the most frequently used finishes for marine applications is hot-dip galvanization. This process involves coating the steel sheet with a layer of zinc, effectively safeguarding against corrosion. The zinc layer acts as a sacrificial barrier, preventing rust formation in the underlying steel. 2. Stainless steel: Highly resistant to corrosion, stainless steel sheets find widespread use in marine applications. These sheets are composed of a steel, chromium, and nickel alloy, providing exceptional strength and corrosion resistance. Different grades of stainless steel sheets are available, with 316 stainless steel being the most commonly utilized in marine environments. 3. Powder coating: Powder coating is a favored finish for steel sheets in marine applications. The process involves electrostatically applying a layer of powdered polymer to the steel sheet, which is then cured under heat to form a robust and durable coating. Powder coating offers good corrosion resistance and can be tailored in terms of color and texture. 4. Epoxy coating: To ensure superior protection against corrosion in marine environments, steel sheets are frequently treated with epoxy coatings. These coatings boast chemical resistance and excellent adhesion to the steel surface. Epoxy coatings are also renowned for their high impact and abrasion resistance. 5. Organic coating: Organic coatings, such as polyurethane or acrylic coatings, are employed to shield steel sheets in marine applications. These coatings create a protective barrier against corrosion and are commonly utilized in offshore structures, ships, and other marine equipment. It is important to consider various factors, including specific environmental conditions, budget, and desired aesthetics, when selecting a steel sheet finish for marine applications. Consulting with a professional or referring to industry standards and recommendations can aid in determining the most suitable finish for a particular marine application.
- Q:Are the steel sheets suitable for structural applications?
- Yes, steel sheets are suitable for structural applications due to their strength, durability, and versatility. They can be used in various construction projects to provide structural support and stability.
- Q:What are the load-bearing capacities of steel sheets?
- The load-bearing capacities of steel sheets can vary depending on factors such as the thickness, grade of steel, and the specific application. However, steel sheets generally have high load-bearing capacities due to their strength and durability, making them suitable for a wide range of structural and construction purposes.
- Q:How are steel sheets made?
- Steel sheets are made through a process called hot rolling, where steel ingots are heated and passed through a series of rolling mills to reduce their thickness and shape them into flat sheets.
- Q:What is the difference between a HRPO and HRSPO steel sheet?
- HRPO and HRSPO are both types of steel sheets, but they differ in their manufacturing process and resulting properties. HRPO stands for Hot Rolled Pickled and Oiled, while HRSPO stands for Hot Rolled Skin Passed and Oiled. The HRPO steel sheet is made by subjecting a hot rolled steel coil to a pickling process, which involves removing impurities and scale from the surface using an acid bath. After pickling, the steel sheet is then oiled to prevent corrosion during storage and transportation. This process results in a smooth and clean surface finish. On the other hand, the HRSPO steel sheet undergoes an additional skin pass process after pickling and oiling. During the skin pass process, the steel sheet is passed through a set of rolls to improve the surface finish and reduce its thickness. This process also imparts a certain level of cold work to the steel, enhancing its mechanical properties. In terms of properties, HRPO steel sheets exhibit good formability, weldability, and paintability due to their clean surface and lack of scale. They are commonly used in applications that require a smooth surface finish, such as appliances, automotive parts, and exposed architectural components. HRSPO steel sheets, with their improved surface finish and reduced thickness, offer even better formability and surface quality compared to HRPO sheets. They are often used in more demanding applications where precise dimensional control and surface aesthetics are crucial, such as automotive body panels, electrical enclosures, and furniture manufacturing. In summary, the main difference between HRPO and HRSPO steel sheets lies in the additional skin pass process that HRSPO undergoes, resulting in improved surface finish, reduced thickness, and enhanced mechanical properties. The choice between the two depends on the specific requirements of the application in terms of surface quality, dimensional control, and mechanical performance.
- Q:Can the steel sheets be easily formed into curves or angles?
- Sheet metal bending is a process commonly employed to shape steel sheets into curves or angles. Specialized tools like brakes or press machines are utilized to achieve the desired form. The capacity to create curves or angles depends mainly on the thickness and type of steel employed. Generally, thinner and more malleable steel sheets are easier to handle and can be molded into tighter curves or angles. Conversely, thicker and less malleable steel sheets might necessitate greater force and advanced machinery to accomplish the desired shape.
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LZPRE-PAINTED GALVANIZED STEEL COIL
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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