





The intricate manufacturing process of galvanized strips is primarily categorized into two distinct methodologies: the traditional hot-dip galvanizing and the innovative electroplating galvanizing techniques.
Deep Dive: The Intricate Manufacturing Process of Hot-Dip Galvanized Strip
Hot-dip galvanizing is an elaborate process that entails immersing a strip in a cauldron of molten zinc solution, resulting in a robust, protective zinc layer on its surface. The comprehensive process unfolds as follows:
1. Meticulous Material Preparation: Select the finest stretching materials and execute precise pre-treatment procedures, such as cleaning and cutting, to eliminate impurities like oil stains and rust, ensuring superior quality.
2. Acidic and Water Cleansing: This dual-step refinement further eradicates surface impurities and coarsens the pull rod surface, enhancing the zinc layer's adhesion.
3. Solvent Refinement: Effortlessly remove any stubborn oxides and pollutants to maintain the pristine cleanliness of the surface.
4. Thorough Drying: Expertly eliminate moisture, ensuring the pull strip's surface is impeccably dry and ready for further processing.
5. Immersive Hot Dip Galvanizing: Submerge the strip into the zinc solution to create a durable zinc layer that promises longevity and resilience.
6. Comprehensive Internal and External Blowing: This critical step purges any remaining impurities and oxides, enhancing the zinc layer's purity and adhesion.
7. Precision Rolling and Accurate Labeling: Facilitate efficient traceability of the product's quality and production journey.
8. Advanced Passivation Treatment: Develop an oxide film on the zinc layer's surface, significantly bolstering its resistance to corrosion.
9. Rigorous Inspection and Secure Packaging: Ensure unparalleled product quality while simplifying transportation and storage logistics.
The Comprehensive Manufacturing Process of Electrogalvanized (Cold Galvanized) Strip
Electrogalvanizing is an efficient process harnessing electrolysis to deposit a sleek zinc layer on the strip's surface, offering simplicity and cost-effectiveness. The methodical steps include:
1. Immaculate Cleaning: Guarantee the pull strip's surface is spotless, devoid of any oil stains, ready for the plating.
2. Innovative Electroplating: Skillfully form a zinc layer on the strip's surface through advanced electrolysis techniques.
3. Optional Enhanced Passivation: Choose to elevate the zinc layer's corrosion resistance with this additional step.
Expansive Scope of Application
1. Hot Dip Galvanized Strip:
Celebrated for its outstanding corrosion resistance, this strip is a top choice for outdoor steel structure edifices, including robust industrial plants and enduring bridges.
It is also preferred in scenarios demanding exceptional strength and durability, like steel bar connections and frame constructions in the bustling construction industry.
2. Galvanized Strip:
Primarily utilized in indoor steel structures where high aesthetic standards are imperative.
Thanks to its economical nature, it's extensively used in areas such as steel structure purlin support and steel greenhouses for aquaculture; however, caution is advised as its corrosion resistance is slightly less robust compared to hot-dip galvanizing, making it unsuitable for harsh environments.
In conclusion, the choice between galvanized strip manufacturing processes and application scopes hinges on specific requirements and environmental factors. A thoughtful evaluation of material, size, galvanized layer quality, and intended usage is crucial for optimal selection.