Category Archives: Hot Dip Galvanized Steel

galvanized zinc coating

How Galvanized Zinc Coating Enhances the Longevity of Steel Structures

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Steel is a vital material in construction and industrial applications, prized for its strength and versatility. However, steel’s susceptibility to corrosion poses a significant challenge. This is where galvanized zinc coating comes into play as an essential solution to enhance the durability and longevity of steel structures. Applying a protective zinc layer ensures that steel withstands harsh environmental conditions, extending its life and minimizing maintenance costs.

What is Galvanized Zinc Coating?

Galvanized zinc coating is the process of applying a layer of zinc to steel or iron surfaces through techniques such as hot-dip galvanizing or electro-galvanizing. As more reactive than steel, zinc acts as a sacrificial layer, protecting the base material from corrosion. When exposed to moisture and oxygen, zinc forms a stable zinc oxide layer, which further reacts with carbon dioxide to create zinc carbonate. This natural barrier shields the steel from oxidation, ensuring structural integrity.

The Science Behind Galvanized Zinc Coating

The effectiveness of zinc coating lies in its ability to provide both physical and electrochemical protection:

  1. Barrier Protection:
    The zinc layer acts as a physical barrier, preventing moisture and oxygen from contacting the steel surface. This reduces the chances of rust formation.
  2. Cathodic Protection:
    Even if the zinc coating gets scratched or damaged, it protects the exposed steel through cathodic action. Zinc is more electrochemically reactive than steel, meaning it corrodes first, sparing the steel beneath.
  3. Self-Healing Properties:
    Galvanized zinc coatings have self-healing abilities at small scratches or abrasions. The zinc ions migrate to damaged areas, filling gaps and preventing further corrosion.

Advantages of Galvanized Zinc Coating

Galvanized zinc coating offers several benefits, making it a preferred choice for protecting steel structures:

  • Long-Lasting Protection:
    Galvanized steel can last for decades, even in harsh environments such as coastal regions or industrial zones with high humidity and pollution.
  • Low Maintenance:
    Structures with galvanized zinc coatings require minimal upkeep, significantly reducing maintenance costs.
  • Cost-Effective Solution:
    While the initial investment in galvanizing may be higher than traditional painting, the long-term savings in maintenance and replacements make it a cost-effective choice.
  • Eco-Friendly:
    Zinc is a recyclable material, and galvanized steel can be reused, contributing to sustainability efforts in construction and manufacturing.

Applications of Galvanized Zinc Coating

The versatility of galvanized zinc coating makes it suitable for various applications across industries:

  1. Construction:
    Galvanized steel is used in building frameworks, roofing, and reinforcement bars to ensure structural durability.
  2. Automotive:
    Components like car frames and chassis are coated with zinc to withstand road conditions and prevent rust.
  3. Agriculture:
    Galvanized steel is extensively used in irrigation systems, fencing, and silos to resist the corrosive effects of water and chemicals.
  4. Infrastructure:
    Bridges, highways, and railway tracks rely on galvanized steel for long-lasting performance under extreme weather conditions.

How Zinc Coating Enhances Steel Structures

  1. Protection Against Corrosion:
    The primary benefit of zinc coating is its ability to prevent rust and corrosion, even in the most aggressive environments.
  2. Enhanced Aesthetic Appeal:
    Zinc coatings provide a smooth and shiny finish, which adds to the aesthetic appeal of steel structures.
  3. Improved Structural Strength:
    By protecting steel from corrosion, galvanized zinc coatings maintain the structural strength of steel components over time.
  4. Longevity in Extreme Conditions:
    Whether in coastal regions with high salt content or industrial settings with chemical exposure, galvanized zinc coatings ensure the longevity of steel structures.

Why Choose Galvanized Zinc Coating for Your Projects?

Investing in galvanized zinc coating is a smart choice for any project that demands long-lasting and reliable steel performance. Whether you’re building a residential structure, an industrial plant, or infrastructure like bridges and highways, galvanized steel offers unparalleled protection and cost efficiency.

Conclusion

Galvanized zinc coating is an indispensable technology for enhancing the durability and longevity of steel structures. Its ability to protect against corrosion, maintain structural integrity, and reduce maintenance costs makes it a preferred choice across industries. By investing in galvanized zinc coatings, you not only ensure the safety and reliability of your projects but also contribute to sustainability and long-term cost savings.

Connect with Tanya Galvanizers today if you’re looking for trusted galvanized zinc coating solutions. Our expertise in galvanizing services guarantees high-quality protection for your steel structures, ensuring they stand the test of time. Contact us now to discuss your project needs!

Crash Barrier

Crash Barrier: Essential for Roadway and Construction Site Safety

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What is a Crash Barrier?

Crash barrier are engineered safety structures that prevent vehicles from veering off the road or colliding with dangerous obstacles. These barriers are a critical line of defense, keeping cars on course and providing controlled redirection during accidents. Used extensively along highways, bridges, and construction zones, crash barriers protect motorists from hazards like steep slopes, water bodies, and oncoming traffic. By absorbing and redirecting impact energy, crash barriers minimize the risk of severe accidents, safeguarding drivers and roadside structures.

Galvanizing of Crash Barriers

Galvanizing crash barrier involves coating them with zinc to enhance their durability and corrosion resistance. Since outdoor elements like moisture, temperature fluctuations, and pollutants constantly expose crash barriers, galvanizing offers a protective layer that shields the underlying steel from rust and degradation. Hot-dip galvanizing is the preferred method, as it ensures a robust bond between the steel and zinc coating, which is essential for long-lasting, low-maintenance barriers. Galvanized crash barriers withstand extreme weather conditions and maintain structural integrity over time, offering reliable protection across various terrains.

Types of Crash Barrier

Crash barrier come in various designs, each suited to specific applications and environments:

1. Roadside Barrier

 Roadside barriers are placed along roadway edges to prevent vehicles from colliding with obstacles or leaving the   road. These Crash barriers are beneficial in areas with nearby slopes, water bodies, or other dangerous obstructions.

 2. Median Barrier

 Median barriers are located along the center of highways to separate opposing traffic lanes. Engineers specially designed these crash barriers to absorb and dissipate impact energy, which reduces the likelihood of crossover collisions and prevents vehicles from crossing into oncoming lanes.

3.Bridge Barrier

 Bridge barriers are positioned along the edges of bridges to protect vehicles and pedestrians from falling off. They   are typically taller than standard roadside barriers and engineered to withstand higher impact forces, preventing   cars, trucks, and cyclists from crossing over into dangerous areas below.

4.Work Zone Barrier

Workers install temporary structures called work zone barriers to safeguard construction sites and redirect traffic. They can consist of concrete, plastic, or metal and are often modular for easy relocation. Work zone barriers are vital in reducing accidents in high-risk areas where workers and moving machinery are present.

5.Flexible Barrier

Flexible barriers like cable are designed to flex when impacted, absorbing kinetic energy over a longer distance. This  crash barriers prevents light vehicles from going off-road, making it suitable for low-speed zones and areas requiring minimal visual obstruction.

6.Rigid Barrier

Rigid crash barriers, usually reinforced concrete, do not absorb impact energy. Instead, they are intended to redirect  vehicles away from hazards. While these barriers offer maximum containment, they are less forgiving than flexible  options, making them suitable for locations where space constraints limit barrier placement options.

Role of Crash Barriers in Protecting Construction Sites

Crash barrier are integral to construction site safety, serving multiple roles in minimizing accidents and ensuring smooth traffic flow. Construction sites, especially those near roads, are high-risk zones where workers and motorists need protection from potential hazards. As a physical shield, crash barrier create a safe boundary that separates construction activities from moving traffic, reducing the likelihood of worksite intrusions and vehicle collisions.

Crash barriers play a vital role in construction zones by serving as visual markers, guiding drivers safely through temporary detours and lanes. This is especially critical during nighttime or adverse weather conditions when visibility is poor. The enhanced visual cues provided by crash barrier help prevent confusion and keep traffic flowing smoothly. Beyond guidance, crash barriers absorb and redirect impact forces, significantly reducing the severity of accidents near construction areas. This dual function not only ensures a safer environment for motorists but also protects workers and equipment, making them indispensable for construction site safety.

Conclusion

Crash barrier are vital in enhancing road safety and protecting construction sites. Galvanized crash barrier benefit from improved durability and corrosion resistance, making them suitable for various terrains and weather conditions. Whether you need roadside, bridge, or work zone barriers, investing in high-quality, galvanized solutions is essential to ensure optimal safety and longevity.

Tanya Galvanizers is a trusted provider of galvanizing services for crash barriers, delivering reliable solutions tailored to diverse needs. Connect with us today if you’re looking for durable and practical crash barriers for your crash barrier construction project or roadway. We offer top-notch galvanizing services to enhance the lifespan and resilience of your crash barriers. Contact Tanya Galvanizers for all your crash barrier secure a safer environment for drivers and workers alike.

galvanized steel coating

Power Up with Galvanized Steel Coating for Maximum Durability

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The process of galvanization, crucial for achieving a strong and durable steel coating, involves immersing steel in hot molten zinc. This process, which results in a long-term durable galvanized steel coating, is characterized by a series of alloy treatments that create a robust metallurgical bond. 

The galvanization process is complete when iron and zinc react, coating the steel in a protective layer. This involves dipping the steel in molten zinc, forming a durable outer layer. The coating’s thickness depends on the steel type, its thickness, and EN ISO 1461 standards. However, three exceptions may alter this: one results in a thinner coating, while the other two increase the layer thickness, offering added protection for specific applications.

Appearance of Galvanized Coating

Let us now dig down into the details that increase the maximum durability of galvanized steel coating. Below are the points that will give you a proper understanding of the process and how the overall work promotes long-term durability.

Pre-Galvanizing Consideration

Specifiers and end users often require a controlled galvanized steel coating that facilitates their work. Pre-galvanization achieves this demand by meticulously preparing hot dip galvanized steel with a uniform, bright color and attractive appearance.This process, often automated, ensures the efficient production of high-quality galvanized steel products. 

The protective quality of galvanized coating remains consistent, though color variations—from bright silver to matte gray—may occur due to natural differences in the material and galvanization process. These color changes don’t impact durability but are a result of the metallurgical reactions. The steel’s chemical composition and condition play a crucial role in achieving successful hot dip galvanizing.

Galvanized steel is a formation of zinc-iron alloy coating that demands a proper chemical composition with accuracy and precision. You can hot-dip galvanize all types of commonly used steel and iron. However, steel with specific silicon content reacts quickly between iron and zinc, so workers take proper care of it..

To get the best result, the customer must ensure proper care and safety in terms of preparing the steel components. This step ensures that the construction and design work goes properly with proper galvanized steel coating.

Thickness of Galvanized Coatings

Now comes the question of how the thickness of the galvanization is considered. Hence, here are the details. It is segregated into three parts, and here is the list. 

(1) Centrifuged galvanized coating

(2) Surface roughening

(3) Galvanizing reactive steel

Final Words:

At Tanya Galvanization, we are dedicated to providing our clients with comprehensive support and high-quality galvanized steel coatings. Our years of experience and in-depth knowledge of market strategies enable us to use the latest processes to deliver the perfect work our clients expect.

 

The Environmental Impact of Galvanized Zinc Coating

The Environmental Impact of Galvanized Zinc Coating

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The Vital Role of Galvanized Zinc Coating in Modern Industry

Galvanized zinc coating has emerged as a cornerstone in the protection of steel against corrosion, enhancing the longevity and durability of various structures and products. This process involves applying a layer of zinc to steel through hot-dip galvanizing, which significantly improves its resistance to environmental factors. The implications of this technology are profound, impacting everything from infrastructure to everyday items, while also contributing to environmental sustainability.

Understanding Galvanized Zinc Coating

Hot-dip galvanizing is the most common method of applying a zinc coating to steel. In this process, steel components are immersed in a bath of molten zinc, forming a robust coating that adheres tightly to the metal surface. This zinc layer serves as a sacrificial anode, meaning it corrodes preferentially, thereby protecting the underlying steel from rust and degradation. The result is a highly durable and maintenance-free surface that can withstand harsh environmental conditions.

Environmental Benefits of Galvanized Zinc Coating

1. Longevity and Durability

One of the primary environmental benefits of galvanized zinc coating is its exceptional longevity. Structures made with galvanized steel can last for several decades without significant deterioration. This longer lifespan reduces the need for frequent replacements and repairs, conserving resources and minimizing waste. According to the American Galvanizers Association, galvanized steel structures can endure 50 years or more in rural environments and 20 to 25 years in urban and coastal settings.

2. Reduced Resource Consumption

The durability of galvanized steel translates into substantial resource savings. By extending the life of steel structures, the demand for raw materials and energy-intensive production processes is significantly lowered. This reduction in resource consumption aligns with the principles of sustainability and responsible resource management, highlighting the green credentials of galvanized zinc coating.

3. Energy Efficiency

Galvanized zinc coating production process of galvanized zinc coating is comparatively energy-efficient. While the initial energy input for galvanizing is substantial, the resulting product’s longevity and minimal maintenance requirements lead to overall energy savings. Furthermore, the recycling rate of zinc is impressive, with approximately 80% of zinc being reclaimed and reused, further reducing the material’s environmental footprint.

4. Corrosion Resistance and Protection

Galvanized zinc coating provides unparalleled corrosion resistance, protecting steel structures from harsh environmental conditions. This protective barrier reduces the likelihood of structural failure and the consequent environmental hazards associated with rusting and degradation. Moreover, the maintenance of galvanized structures typically requires fewer chemical treatments, which can be harmful to the environment.

5. Recyclability

Zinc, which is a highly essential element in galvanized coatings, is highly recyclable. When a galvanized steel product reaches the end of its life, both the steel and zinc can be recovered and recycled without any loss of their physical or chemical properties. This recyclability reduces landfill waste and the demand for virgin materials, promoting a circular economy. According to the International Zinc Association, around 30% of the zinc used globally comes from recycled sources, underscoring its environmental advantages.

Impact on Infrastructure and Industry

Galvanized zinc coating plays a crucial role in various industries, particularly in infrastructure. Bridges, highways, and utility poles, which are exposed to the elements, benefit immensely from the enhanced protection provided by galvanizing. The coating ensures that these structures remain intact and functional over extended periods, reducing the frequency of repairs and replacements.

In the agricultural and construction sectors, galvanized steel is used extensively for equipment, storage tanks, and framing materials. The durability and corrosion resistance of galvanized coating make it an ideal choice for these applications, where exposure to moisture and chemicals is common.

Tanya Galvanizers: Pioneering Industry Solutions

As a leading provider of galvanizing services, Tanya Galvanizers stands out for its commitment to quality and innovation. With a focus on delivering superior galvanized coatings, Tanya Galvanizers addresses the industry’s growing demands for reliable and environmentally friendly solutions. Their state-of-the-art facilities and expert team ensure that every product meets the highest standards of durability and performance.

Tanya Galvanizers not only adheres to best practices in galvanizing but also embraces sustainable methods that align with the industry’s environmental goals. By choosing Tanya Galvanizers, companies can benefit from advanced coating technologies that enhance the longevity of their products while minimizing their ecological footprint.

Conclusion

Galvanized zinc coating is a critical technology that offers significant benefits in terms of durability, environmental sustainability, and resource conservation. Galvanized coatings are essential for protecting steel from corrosion, significantly extending its lifespan across industries like infrastructure and agriculture. Tanya Galvanizers exemplifies how industry leaders leverage technology to provide high-quality, eco-friendly solutions for a sustainable future.

Substation Structures

Hot Dip Galvanization with Substation Structures

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The pace of development is rapidly increasing in modern times. With this increasing pace, we also need to ensure that the structures that we develop today are durable and sustainable. Fast energy transmission has been instrumental in this growth journey. 

Substation Structures have played a vital role among all mediums created for transferring electricity. This blog will provide you with a brief overview of substations and how galvanized substations are the future. 

What is a substation? 

Substations are used for power generation in a power station. Their transformers assist in the smooth distribution of electricity and reverse the voltage from high to low. Electricity flows through different power plants and substations at different voltages. The voltage changes based on the demand of the consumers and pre-determined targets. Therefore, substations form the backbone in transferring electricity, so it is important to maintain them through hot dip galvanization. 

Hot dip galvanization

Substation structures remain exposed to climate, heat, dust, and pollution. Therefore, it is essential that they are maintained appropriately. To make them durable and sustained for a longer period of time, it is necessary that they are galvanized. 

Hot dip galvanizing makes these substation structures weatherproof and strong, which helps them resist against various external factors that cause harm to them. One of the most important factors in iron maintenance is the prevention of corrosion. Hot dip galvanization also ensures that these structures are corrosion-resistant. 

Hot Dip Galvanization at Tanya Galvanizers 

Hot dip galvanization is not an easy process. It requires tremendous professional expertise and experience to galvanize substation structures to make them appropriate for energy transmission.

We at Tanya Galvanizers possess more than six decades of experience in the galvanizing industry. Our expertise lies in creating hot dip galvanizing structures suitable to the requirements of a substation. We make the finest quality products to ensure the highest satisfaction of our clients. 

We use various metals and alloys like angels, channels, plates, flats, rounds, zinc, primers, and paints to manufacture a galvanizer. At Tanya Galvanizers, we also abide by the highest testing standards through our scientifically developed and intensive inspection and testing processes. 

Prologue 

Don’t let the effects of weather and pollution affect your substation structures. Protect all your substation structures by getting in touch with us at Tanya Galvanizers. 

Get in touch with our experts today, and they will provide you with end-to-end galvanizing solutions for all your substations structures. 

 

Differences Between Hot-Dipped Galvanization & Pre-Galvanizing

Differences Between Hot-Dipped Galvanization & Pre-Galvanizing

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Galvanizing is one of the widely used methods for protecting metals from corrosion. It involves applying a thin zinc coating to a thicker base metal like iron metal. The process helps to shield the metal from the surrounding environment. When a metal undergoes galvanization, it does not experience any corrosion. However, without the zinc coating, the metal remains exposed to the elements and potentially oxidizes and corrodes faster. There are several ways of galvanizing metals, including hot-dipped galvanization and pre-galvanizing.

Hot-Dipped Galvanization vs. Pre-Galvanizing: What Are They?

As the name suggests, in hot-dipped galvanization, experts dip the steel in hot, molten zinc. When the zinc coats the steel, a metallurgical reaction occurs between the iron component of the steel and the hot zinc. The reaction known as the diffusion process occurs when the coating collects perpendicular to every surface, creating a uniform thickness.

When the expert removes the steel from the zinc bath, it reacts with the oxygen in the air to form zinc oxide. It then reacts with carbon dioxide and forms the final protective coating of zinc carbonate. With multi-layered zinc coating and iron-zinc alloy, the steel becomes corrosion-resistant.

Pre-galvanizing, also called mill galvanizing, is another galvanizing process close to ho-dipped galvanizing. However, this process occurs at the very first stage of production. The process takes place at steel mills that have a specific shape. Pre-galvanizing involves a few steps of hot-dip galvanizing, like cleaning the surface, hot zinc bathing, and recoiling.

Key Differences Between Hot-Dipped Galvanizing and Pre-Galvanizing

Differences Between Hot-Dipped Galvanization & Pre-Galvanizing

Application Comparison

Hot-dipped galvanization is an economical choice that you can execute on simple and complex shapes. Experts use it on objects fabricated beforehand and yet not galvanized. The hot-dipped galvanization plays the last step.

On the other hand, a metal requires undergoing pre-galvanizing at the first production stage. It mainly occurs at the mill and later undergoes cutting into size and fabrication.

Coating Comparison

Since the galvanizing process involves the application of a protective coating for the steel and metals, it is essential to consider the coating finish of the two methods of manufacturing galvanized steel.

Coating Thickness

Although both methods result in uniform thickness, the hot-dipped galvanization produces a thicker layer of protection than the other method.

Coating Continually

Hot-dipped galvanizing requires dipping the entire steel and other metals into the molten vat of zinc. The galvanized steel comes with a continuous coating over the surface. On the other hand, pre-galvanizing requires performing before cutting the sheets into perfect sizes and pieces; therefore, the cut edges do not undergo any coating.

Coating Formability

Since the process of pre-galvanizing undergoes at the mills, any coating applied after cutting the metals does not damage the layer. On the other hand, coating formability applied on hot-dipped galvanized steel is not advisable, as it might damage the protective coating of the products.

Coating Appearance

The hot-dipped galvanization forms a bright finish for the galvanized steel, which might or might not be uniform. On the other hand, the pre-galvanizing process produces a uniform bright finish for the coating.

There are numerous differences between hot-dipped and pre-galvanizing processes. Understanding the differences helps in choosing suitable methods and products for different projects.

Difference Between Electro Galvanized Vs. Hot Dip Galvanization Steel

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The process of galvanization is extremely crucial when it comes to businesses related metal industry. The main reason being galvanization protects the metal from all natural elements increasing the longevity of the metal. There are usually two types of galvanization that are done to metal they are Electro Galvanization and Hot Dip Galvanization.

In order to understand which galvanization is better for your business, let’s take a look at how each process of galvanization works and what are differences between them!

What is Hot Dip Galvanization?

Hot-dip galvanizing process is one of the most used application of galvanizing process. This process highlights coating a steel or iron object by submerging it into a bath of molten zinc. The bath of molten zinc showcases temperatures around 840°F (449°C). Once removed from the bath, the zinc coating on the iron or steel’s exterior reacts with oxygen in the atmosphere to form (ZnO) Zinc oxide. This Zinc oxide further reacts with carbon dioxide in the atmosphere to form a more compact protective layer known as (ZnCO3) Zinc carbonate. This Zinc carbonate reflects a dull grayish film, which is relatively stable and adheres tightly to the surface of the steel or iron. This results in the hot-dip galvanizing process to create a chemical balance, which ensures that the zinc is chemically bonded to the underlying metal and becomes part of the steel or metal that is being protected through the hot dip galvanizing process.

What is Electro Galvanization?

Electro galvanizing is an electroplating technique used to place a layer of zinc metal on top of a steel surface. It involves immersing a steel component into a solution containing zinc salts followed by the application of electricity to induce an electrochemical reaction on top of the steel. The cold dip approach in comparison to hot dip galvanization process, the electro galvanizing approach provides a thinner coating and more aesthetic appearances method as well. The zinc-rich paints used in cold galvanizing are different from conventional coatings due to the presence of a binding compound. These binders allow the zinc to mechanically bond to the steel to offer an effective level of protection.

Let’s take a look at how each of the process is different from each other.

Comparison Chart between Hot Dip Galvanization and Electro Galvanization

Comparison Chart between Hot Dip Galvanization and Electro Galvanization-Tanya Galvanizers India

In the lights of the differences it is clearly evident how hot dip galvanization is different from electro galvanization process. It is completely based on your organizational requirement you should select your ideal choice of galvanization for your business. To know more about galvanization or for expert advices please get in touch with us.

Why Choose Us

At Galvanizer our team work relentlessly to come up with innovation’s that can deliver you ultimate experience of galvanized products. Our multi-lateral testing and development process ensures delivering our client premiere quality of galvanizing process. With decades of industry experience we offer nothing but the best. We provide assistance in helping you select the best solution for your metal business. To know more on service and business related inquiry get in touch with us.

Tips on Powder Coating on Hot Dip Galvanized Steel

Tips on Powder Coating on Hot Dip Galvanized Steel

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Powder coating on hot dip, as can be understood from the name, is a procedure to apply a coating of a special powder on steel that is hot dip galvanized. This particular coating of powder applied on the hot dip galvanizing process provides a significant amount of flexibility as well as a long life. It is precisely the reason as to why powder coating on hot dip galvanized steek has become so popular in recent times. Now, there are three of the major problems that are usually associated with the powder coating on hot dip galvanizing. 

  1. Pin holing of the coating – It is caused by the formation of small air bubbles in the coating at the time of curing or stoving cycle. These bubbles give rise to small craters, and are unsightly. At the same time, it reduces the life and durability of the product. 
  2. Poor adhesion – In the final step of hot dip galvanizing process, water quenching is involved usually in a weak dichromate solution. If it is not done appropriately, the adhesion of the powder coating tends to be quite poor, and hence ineffective. 
  3. Incomplete curing – The powder coatings are thermosetting resins that cross link to their ultimate organic form when they are maintained at a temperature of 180 degrees Celsius for approximately ten minutes. The curing overs are designed to do the task efficiently. But if the curing is incomplete, the coating would not be perfect. 
Read more: Hot Dip Galvanized Steel

To get rid of these problems, it is of immense importance to follow a few of the most essential tips in this regard for perfect powder coating on hot dip galvanized steel. 

  1. Carry out the hot dip galvanizing process but do not chromate or water quench
  2. All the drainage spikes as well as the surface defects should be mandatorily removed
  3. Powder coating should be done within a maximum of twelve hours after galvanization
  4. Precautions need to be taken to make sure that the surfaces do not get wet, and ensure that the item is not left outside
  5. It is essential to keep the surface clean without any kind of contamination before the application coating 
  6. In case any contamination, the surface should be necessarily cleaned with compatible detergent or solvent before the application of powder coating
  7. It is ideal to pre treat the hot dip galvanized steel with zinc phosphate to make sure that the highest adhesion is obtained, and most importantly the surface should be perfectly clean before the treatment
  8. Before the application of powder coating, the work should be pre heated
  9. Finally, it is to be made sure that curing is perfect and the correct curing should be checked by solvent testing

Keeping all these tips in mind would make sure that the intended results are obtained. So, at any point of time, you are search of the best hot dip galvanizing services in Vadodara, Prashant Galvanizers would undoubtedly be the best option. We are a leading hot dip galvanizing service provider to make sure to provide the users with premium quality services. Moreover, it is recommended to choose a trusted, reputed, and reliable service provider like Prashant Galvanizers if you wish to get the best solutions in this regard.

For more information on hot dip galvanizing by Galvanizers, click the link:

https://galvanizers.co.in/hot-dip-galvanization.html

Hot Dip Galvanizing or Zinc Rich Primers for surface protection-Tanya Galvanizers

Which is a better option Hot Dip Galvanizing or Zinc Rich Primers for surface protection

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There are a number of methods by which steel is protected from corrosion. One of the most effective methods of effectively protecting steel from corrosion is galvanic protection. This protection simply works by covering the surface of the steel with a metal which will preferentially corrode and protect the steel at the time when it comes with contact with any electrolyte such as water.

All of the metals and their alloys have a characteristic called the electrochemical potential. Now, when the metals that have a high electrochemical potential comes in contact with a metal having low electrochemical potential tend to corrode. This is the reason as to why galvanic coatings are applied to steel since these galvanic coatings have a higher electrochemical potential as compared to steel and as a result the base metal is saved from corrosion whereas the coating is corroded.

Methods of Galvanic Protection

  • There are a number of ways by which galvanic protection is offered to steel for preventing it from corrosion. The most common methods used in this regard are as follows.

Hot Dip Galvanizing Services-Tanya Galvanizers

Hot Dip Galvanisation –

  • Galvanising refers to the method of application of a continuous layer of zinc to the surface of steel. In the method of hot dip galvanisation, the steel is dipped into a bath of molten zinc which allows zinc to adhere to the surface of steel.
  • This process involves a lot preparation of the surface of the steel and a number of other steps for the process to be effectively completed.

Zinc Rich Primers –

  • Zinc rich primer is basically a liquid applied coating on the steel that has a microscopic spheres of solid zinc metal that are held together with a resin.
  • There are a number of options for the types of resins to be used. The most commonly used resin for the zinc rich primer is epoxy resin. The coating so formed over the steel help in the prevention of corrosion.
  • Now, it can be clearly understood that both of these methods offer galvanic protection of the base metal steel from being affected by corrosion so as to keep them functional for a longer duration of time.

A Comparison Between the Two Methods

A comparison between the two methods that is hot dip galvanisation and zinc rich primers would prove which of the process is a better one.

  • The service life of hot dip galvanisation is more as compared to the inorganic zinc rich primer which means when subjected to the same conditions, hot dip galvanisation offers a longer protection as compared to the inorganic zinc rich primer.
  • Thus, it is clear that hot dip galvanisation offers more galvanic protection as compared to the zinc rich primers in the same environment.
  • Both hot dip galvanising as well as zinc rich primers can be used with a top coating but many times there is a top coating used for additional protection for the preservation of the galvanic layer and for aesthetics along with the protection of the zinc layer at the time when the service conditions are acidic or alkaline in nature.
  • Now, zinc being amphoteric in nature does well in the pH neutral environments but quickly deteriorates in case of extremely low or high pH levels.
  • This is exactly where surface preparation comes into play. Here, hot dip galvanisation has a better prepared surface without any gaps.
  • But in case of top coating of the zinc rich primers, it needs to be carefully done to release the air in the gaps for properly
  • sealing the surface which is not needed in hot dip galvanisation. Thus, hot dip galvanisation is a better option as compared to the zinc rich primer.

Since, hot dip galvanisation offers a better solution, it is readily used in the crash barriers, cable trays, earthing material and a number of others. But at any point of time, you are looking for hot dip galvanizing services in Gujarat, make sure you choose a trusted and a reputed one for the best solutions. Tanya Galvanisers would undoubtedly be a very good choice in this regard. With its several years of experience in the field of hot dip galvanisation, you can be assured of getting best of the services.

Get in touch with us call: +91 8000842648