Dx51d Galvanized Steel Sheet Metal 0.4-4mm Flat Galvanized Sheet Metal Roofing

Dx51d Galvanized Steel Sheet description

DX51D is a widely used designation for hot-dip galvanized steel sheets. When referring to a DX51D galvanized steel sheet, it means that the steel sheet is made of DX51D-grade steel and has undergone a hot-dip galvanizing process to apply a zinc coating. Here is a description of a DX51D galvanized steel sheet:

1. Composition: DX51D refers to the grade of steel used in the sheet. It is a low-carbon steel with a minimum yield strength of 275 MPa. The composition typically includes elements such as carbon, manganese, phosphorus, sulfur, and silicon. The low carbon content ensures good weldability and formability.

2. Zinc Coating: The DX51D steel sheet is subjected to a hot-dip galvanizing process, during which it is immersed in a bath of molten zinc. The zinc forms a metallurgical bond with the steel, resulting in a protective coating that covers the entire surface of the sheet. The zinc coating provides excellent corrosion resistance, protecting the underlying steel from rust and extending its lifespan.

3. Size and Thickness: DX51D galvanized steel sheets are available in various sizes and thicknesses. The specific dimensions and thicknesses will depend on the manufacturer and product. Common sizes include 4x8 feet sheets or coils.

4. Surface Finish: The galvanized steel sheet typically has a spangled or shiny appearance due to the crystalline structure of the zinc coating. The surface can have either a regular spangle, which is a visible pattern of shiny crystals, or a minimized spangle, which is a more uniform and less pronounced pattern. The surface finish can also be smooth or matte, depending on the specific requirements and manufacturing process.

5. Applications: DX51D galvanized steel sheets find applications in various industries and applications, including but not limited to:

   • Roofing and cladding for residential, commercial, and industrial buildings
   • Construction of fences, gates, and barriers
   • Automotive components and body panels
   • Electrical enclosures and cabinets
   • HVAC systems and ductwork
   • Agricultural equipment and machinery

6. Standards Compliance: DX51D galvanized steel sheets generally meet the requirements of international standards such as EN 10346 or ASTM A653/A653M. These standards ensure that the galvanized steel sheet meets specific requirements regarding the zinc coating weight, thickness, adhesion, and other mechanical properties.

It is important to note that the specific properties and availability of DX51D galvanized steel sheets may vary depending on the manufacturer and region. It is recommended to consult with suppliers and review the product specifications to ensure the desired properties and specifications are met for your specific application.

The benefits of using professional hot-dip galvanized sheet

When it comes to ductwork for air conditioning and ventilation systems, there are a lot of materials that can be used. But if you want something that is going to last and perform well, hot-dip galvanized sheet is the way to go. Galvanized steel has a coating of zinc that protects it from corrosion, making it ideal for use in ductwork that will be exposed to moisture or other corrosive elements.

Hot-dip galvanized sheet also has a number of other benefits:
 

It’s durable: Hot-dip galvanized steel is incredibly durable, meaning it won’t corrode or degrade over time like other materials can. This makes it ideal for use in ductwork that will be subject to high temperatures or harsh conditions.

It’s fire resistant: Galvanized steel is non-combustible, making it an excellent choice for use in ductwork near heat sources or in buildings where fire safety is a concern.

It’s easy to work with: Galvanized steel is relatively easy to cut, bend, and weld, making it a good choice for DIY projects or for use in custom applications.

It’s affordable: Hot-dip galvanized steel is one of the most affordable options for ductwork material, making it a great choice if you’re working with a limited budget.

How to properly install hot-dip galvanized sheet

When it comes to hot-dip galvanized sheet, the key is in the preparation. If the surface isn’t properly cleaned and treated, the zinc won’t adhere correctly and the finish will be compromised. That’s why it’s important to follow these steps when installing hot-dip galvanized sheet:

1. Clean the surface with a mild detergent or solvent. This will remove any grease, oil or other contaminants that could prevent the zinc from adhering properly.

2. Rinse thoroughly with clean water to remove any residue.

3. etch the surface with a weak acid solution. This will create a rougher surface for the zinc to adhere to.

4. Rinse again with clean water and dry completely.

5. Apply a primer designed for use with galvanized metal. This will help ensure a strong bond between the zinc and the metal surface.

6. Follow the instructions on the primer packaging for proper application and drying times.

7. Once the primer is dry, apply hot-dip galvanizing according to manufacturer’s instructions. Depending on the size and thickness of your sheets, this may be done by dipping them into a vat of molten zinc or by applying a zinc-rich paint onto the surface .
8 Allow ample time for the galvanizing to cure before handling or installing your sheets

Our advantage

Product Inventory

Jiangsu Jinruiheng uses standard export transportation packaging, according to the size of the stainless steel plate binding steel belt. According to our shipping experience, a 20-foot container can hold 22 tons of stainless steel, and a 40-foot container can hold 25 tons of stainless steel. For larger orders, we ship by bulk carrier, which is cheaper. Packaging can also be customized according to customer needs.

Packing and Shipping:

DELIVERY SERVICE COMMITMENT:

The goods shall be delivered in strict accordance with the contract, and the consignee shall be notified within 48 hours after thegoods are delvered: Loading shall be carried out in strict accordance with the requlations. without overloading, bias and weiahtgathering