Hot Rolled Galvanized Coils / Sheets
Hot Rolled Galvanized Coils / Sheets
Hot rolled galvanized coils/sheets are flat-rolled steel products that have undergone both hot rolling and galvanization processes. This combination of manufacturing techniques provides the steel with enhanced strength, corrosion resistance, and a smooth, attractive finish. Here’s some content on hot rolled galvanized coils/sheets:
Material Types for Galvanized steel sheets and coils
There are many types of galvanized coil and sheet steel in the market. each type of them have its own benefits and its own usages.
Our Steel division provides you with any type you need in your market, also we can supply any amount of galvanized steel and coil.
Please find below the main types of the galvanized coil and sheet steel :
● Commercial Steel (CS Types A, B, and C)
● Forming Steel (FS Types A and B)
● Deep Drawing Steel (DDS Types A and C)
● Extra Deep Drawing Steel (EDDS)
● Structural Steel (SS) – further designated by Grades (33,37,40,50,80)
● High Strength Low Alloy Steel (HSLAS)
The galvanized steel depends on the Zinc element of his process of production.
A zinc coating is one of the most accurate and economical elements of protecting bare steel from a rust environment.
The zinc element not only serves as a border between the steel and the environment, it will also damage itself to protect the underlying steel sheet.
Sacrificial or galvanic protection occurs when two dissimilar metals are in contact and coupled with water and oxygen ,zinc corrodes preferentially to the iron in steel.
This protection prevents corrosion of the steel at areas not covered with the material of the zinc, Thus the spread of corrosion from cut edges, drill holes, etc is minimized also to reach the best shape at the end of the production process.
There are many application for the galvanized steel and coil as we are in the
globalization era, many societies now a days are moving towards the process of
development and the galvanized steel is main element in this process of development now a days.
These are some of the applications of the galvanized coils and steel :
● Exterior building products
● Ductwork
● HVAC products
● Flashing
● Electrical boxes and other electrical products
● Roofing
● Doors
● Sashes
Specifications
| Product Name Zinc Coating Thickness Width Length Thickness Tolerance Width Tolerance Length Tolerance Surface Structure Surface Treatment Package Finish Country of origin | Galvanized Steel Sheets 20-120 g/m² 0,14-1,0 mm 600-1250 mm Custom + 0/-0,001 + /-0,006 + /-0,06 Mini Bag Spangle Anti-Finger printing, Chromated, oiled/ non-oiled Standard export package (Detailed picture is as follows) Galvanized Saudi Arabia |
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Measures and composistions can be adjusted to buyers request based on the use of the end product
| Product Name Material Grade Zinc Coating Thickness Width Coil ID Coil weight Surface Structure Surface Treatment Package Hardness Country of Origin | Galvanized Steel Coil CGCC, DX51D, Q195, Q235 SGCC, DX51D+Z 20-120 g/m2 0,13-0,8 mm 600-1250 mm 508/610 mm 3-8 tons Mini/ Big Spangle Anti-Finger printing, Chromated, oiled/ non-oiled Standard export package (Detailed picture is as follows) Soft (normal), hard, full hard (G300 – G550) Saudi Arabia |
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Measures and composistions can be adjusted to buyers request based on the use of the end product
Production Process
Hot rolled galvanized coils/sheets are produced by first hot rolling steel coils/sheets to the desired thickness. The hot rolled coils/sheets are then passed through a galvanizing line where they are coated with a layer of zinc through a process called hot-dip galvanization. This involves immersing the steel in a bath of molten zinc, which bonds to the surface, forming a protective zinc coating.
Enhanced Corrosion Resistance
The zinc coating applied to the hot rolled coils/sheets provides excellent corrosion resistance. It acts as a barrier, protecting the underlying steel from moisture, chemicals, and other corrosive elements. This makes hot rolled galvanized coils/sheets ideal for outdoor applications or environments prone to high levels of humidity, moisture, or corrosive substances.
Strength and Durability
Hot rolled galvanized coils/sheets exhibit high strength and durability due to the combination of hot rolling and galvanization. The hot rolling process refines the steel’s grain structure, increasing its overall strength and toughness. The zinc coating further enhances the durability, providing a protective layer that helps prevent rust and extends the lifespan of the steel.
Wide Range of Applications
Hot rolled galvanized coils/sheets have a wide range of applications across various industries. They are commonly used in construction for roofing, siding, metal structures, and panels. They are also utilized in the automotive industry for manufacturing parts that require both strength and corrosion resistance, such as body panels, chassis components, and exhaust systems.
Aesthetic Appeal
The smooth, uniform zinc coating on hot rolled galvanized coils/sheets gives them an attractive appearance. This makes them suitable for applications where aesthetics are important, such as architectural designs, decorative elements, and indoor or outdoor signage.
Weldability and Formability
Hot rolled galvanized coils/sheets maintain good weldability and formability. They can be easily welded, allowing for the fabrication of complex structures or assemblies. The steel can also be formed into various shapes and sizes without compromising the integrity of the zinc coating.
Maintenance and Longevity
Hot rolled galvanized coils/sheets require minimal maintenance. The zinc coating provides long-lasting protection against corrosion, reducing the need for frequent repairs or replacements. With proper handling and installation, hot rolled galvanized coils/sheets can have a prolonged service life.
Sustainability
Hot rolled galvanized coils/sheets contribute to sustainability in the steel industry. They can be recycled and reused, reducing the demand for virgin steel production and conserving natural resources. Additionally, the corrosion-resistant properties of the zinc coating help extend the lifespan of structures, reducing the environmental impact associated with frequent repairs or replacements.
Hot rolled galvanized coils/sheets offer a combination of strength, corrosion resistance, and aesthetic appeal. Their versatility, durability, and wide range of applications make them a popular choice in industries such as construction and automotive. The ability to be recycled and their contribution to sustainability further highlight their value in the steel industry.
Billet steel serves as a crucial intermediate product in the steel manufacturing process. Its versatility and ability to be further processed make it an essential raw material for a wide range of steel products. The quality control, size consistency, and sustainable nature of billet steel contribute to its widespread use in the construction, manufacturing, and infrastructure sectors.