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Jiangsu Aozheng Metal Products Co., Ltd.

Jiangsu Aozheng Metal Products Co., Ltd. Is China Galvanised C Channel Suppliers and Wholesale Galvanised C Channel Factory, We are a combination of industry and trade enterprises, is committed to the production of stainless steel, aluminum alloy, carbon steel and low alloy steel materials, architectural hardware, the use of advanced automated cutting, stamping, welding process, is a diversified and large-scale professional production base, raw materials molding and machining plant in one, based on high quality and high-end market, the annual production of various types of building materials 2000 tons, mainly exported to the United States, Germany, Italy, Britain, South Korea, Australia, Canada, the Middle East and dozens of countries, with customers including large construction companies, including well-known construction team, has become their building materials in the Middle East. With an annual production of more than 2000 tons of various building materials, mainly exported to dozens of countries such as the United States, Germany, Italy, the United Kingdom, South Korea, Australia, Canada, the Middle East, etc., and cooperating with large-scale construction companies, including the world's high-quality architectural team, we have become an important supplier of their building materials in China.

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What is the difference between hot-dip galvanizing and cold-dip galvanizing C-shaped channel steel?

Hot-dip galvanizing and cold-dip galvanizing are two common galvanizing processes, which have some differences in manufacturing process, coating thickness, corrosion resistance and application scenarios. Here are the detailed differences between the two:

Hot-dip galvanized C-shaped channel steel
Process flow:
The hot-dip galvanizing process is to galvanize the steel surface by immersing it in molten zinc liquid. This process allows the zinc layer to be tightly bonded to the steel substrate through metallurgical bonding.

Coating thickness:
The zinc layer thickness of hot-dip galvanizing is usually larger, generally between 50-150 microns, depending on the thickness of the steel and the galvanizing time.

Corrosion resistance:
Due to the thicker zinc layer, hot-dip galvanized C-shaped channel steel has better corrosion resistance and can be used for many years in harsh outdoor environments.

Application scenarios:
Hot-dip galvanized channel steel is often used in outdoor buildings, bridges, road guardrails, communication towers and other occasions that require long-term corrosion resistance.

Appearance:
The appearance of hot-dip galvanizing is usually rough, and the surface may have zinc nodules and uneven gloss.
Cold-dip galvanized C-shaped channel steel

Process flow:
Cold-dip galvanizing (also known as electrogalvanizing) is to attach zinc to the surface of steel by electrochemical methods in an electrolytic cell. The zinc layer is covered on the surface of the steel by physical adsorption.

Coating thickness:
The zinc layer of cold-dip galvanizing is thinner, generally between 5-30 microns, with uniform and controllable thickness.

Corrosion resistance:
Due to the thinner zinc layer, the corrosion resistance of cold-dip galvanizing is not as good as that of hot-dip galvanizing, and it is suitable for indoor or dry environments.

Application scenarios:
Cold-dip galvanized channel steel is mostly used in interior decoration, home furnishings, light industrial equipment and other occasions where corrosion resistance is not high.

Appearance:
The surface of cold-dip galvanizing is relatively smooth, with uniform gloss and better aesthetics.

What precautions should be taken during the construction of C-shaped channel steel?

During the construction process, the following aspects should be paid attention to when using C-shaped channel steel to ensure safety, stability and durability:

1. Design and planning
Load calculation: Before construction, ensure that detailed load calculations have been carried out according to project requirements to determine the appropriate channel steel specifications and spacing.
Drawing review: Carefully check the construction drawings to ensure that the layout, length, specifications, etc. of the channel steel meet the design requirements.
2. Material inspection
Quality inspection: Before construction, check the quality of the C-shaped channel steel and its accessories to ensure that there is no obvious deformation, corrosion or damage.
Specification verification: Confirm that the size, thickness and galvanized layer of the channel steel meet the design requirements.
3. Installation preparation
Foundation treatment: Ensure the flatness and strength of the channel steel installation foundation or supporting structure, and reinforce it if necessary.
Accessory preparation: Prepare the required connectors, bolts, nuts and other accessories to ensure sufficient quantity and correct specifications.
4. Installation process
Alignment and level: During the installation process, ensure the alignment and levelness of the C-shaped channel steel, and use a level and plumb bob for correction.
Firm connection: Use appropriate fasteners to fix the channel steel connection to ensure a firm connection and prevent loosening.
Spacing control: According to the design requirements, control the spacing of the channel steel to ensure the bearing capacity and stability.
5. Safety measures
Personal protection: Construction workers should wear protective equipment such as safety helmets and gloves to avoid personal injury during construction.
Tool safety: Use appropriate tools for cutting and installation to ensure the integrity of the tools and safe operation.
Site management: Keep the construction site clean and tidy to avoid the accumulation of debris that affects construction and safety.
6. Quality inspection
Inspection and adjustment: After installation, conduct a comprehensive inspection to ensure that all connectors are tightened and the channel steel is not deformed or loose.
Load test: If necessary, perform a load test to verify the stability and bearing capacity of the structure.
7. Maintenance and care
Regular inspection: During use, regularly check the status of the C-type channel steel and repair it in time if damage or corrosion is found.
Anti-corrosion measures: For channel steels that are exposed to humid environments for a long time, additional anti-corrosion treatment can be performed.