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Galvanic Protection of Steel Structures with Zinc Anti-Corrosion Coating

Galvanic Protection for Steel: Zinc Anti-Corrosion Coating Safeguard your steel structures from corrosion with zinc anti-corrosion coating.

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Steel structures are a critical component of modern infrastructure, from buildings and bridges to industrial equipment and pipelines.

However, steel is vulnerable to corrosion, which can weaken its structural integrity and shorten its lifespan. To protect against corrosion, zinc coatings are commonly used to provide galvanic protection.

In this article, we will explore the benefits of anti-corrosion zinc coatings for steel structures and how they can help extend the life of your assets.

Galvanic Protection of Steel Structures with Zinc Anti Corrosion Coating

Types of Zinc Coatings

There are several types of zinc coatings available for steel structures, including :

  • Hot-dip galvanizing: Hot-dip galvanizing involves immersing steel in a bath of molten zinc, resulting in a thick and durable coating.
  • Zinc thermal spraying: Zinc thermal spraying uses a flame or arc to melt and spray zinc onto the surface of the steel.
  • Zinc-rich paints and primers: Zinc-rich paints and primers contain a high percentage of zinc dust or flakes, which provide sacrificial protection to the steel.
  • Zinc electroplating: Zinc electroplating involves applying a thin layer of zinc to the steel using an electrochemical process.

Each method has its own advantages and disadvantages, depending on the application and environment.

Benefits of Zinc Coatings for Galvanic Protection

Zinc coatings provide a range of benefits for galvanic protection of steel structures.One of the most significant advantages is highly effective corrosion protection. Zinc coatings act as a sacrificial anode, corroding preferentially to the steel substrate and protecting it from corrosion. Zinc coatings also provide barrier protection, preventing moisture and oxygen from reaching the surface of the steel.

In addition, zinc coatings are durable and long-lasting, with a lifespan of up to 50 years or more, depending on the application and environment. They require minimal maintenance, making them a cost-effective solution for protecting steel assets over the long term.Zinc coatings are also environmentally sustainable, as they can be recycled and reused. This makes them an attractive option for companies and industries looking to reduce their environmental impact.

Galvanic Protection of Steel Structures with Zinc Anti Corrosion Coating 0

Application and Maintenance of Zinc Coatings

To ensure effective galvanic protection, it is essential to prepare and clean steel surfaces thoroughly before applying zinc coatings. This involves removing any rust, dirt, or other contaminants that could interfere with adhesion.The method of application will depend on the type of zinc coating used.

Hot-dip galvanizing and zinc thermal spraying require specialized equipment and trained professionals, while zinc-rich paints and primers can be applied with a brush or roller. Zinc electroplating is typically performed in a factory setting.

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Regular inspection and maintenance are essential to ensure the continued effectiveness of zinc coatings. Any damage or wear to the coating should be repaired promptly to prevent corrosion from spreading.


Zinc coatings are a highly effective solution for protecting steel structures from corrosion and extending their lifespan. With a range of application methods and benefits, zinc coatings are a cost-effective and sustainable solution for industries and companies of all types. When selecting and applying zinc coatings, it is essential to consider the application and environment carefully, as well as ensuring proper maintenance and inspection over time. By doing so, companies can ensure the continued effectiveness of their zinc coatings and protect their steel assets for years to come.

About Us

VIVABLAST was founded in 1994, as a 100% foreign-owned company with an ambition to become the most preferred and trustful service provider for industrial assets protection in Southeast Asia.

Over the past two decades, Southeast Asia experienced rapid economic growth with significant investments in industrial facilities, equipment, and infrastructures of Oil and Gas, Renewable Energy, Marine, Power Generation & Manufacturing sectors.

Hence, VIVABLAST has succeeded as a reliable subcontractor for many International & Domestic companies by delivering our professional services to such prestigious companies as PIRIOU, JGCS, Technip, KNOC, Metacor, PTSC groups, Vietsovpetro, etc. with great passion.

Our innovative system of mobile blasting & painting workshops can be mobilized anywhere in Southeast Asia for all major projects and infrastructure sites, which has performed very well during Vietnam’s first refinery project – Dung Quat followed by Vung Ang 1.2 Power Plant project and the biggest Oil & Gas complex in Vietnam – Nghi Son Refinery.

In 2014, VIVABLAST landed in the soils of Thailand, Myanmar, and Malaysia to capture the growing demands of customers at any time and anywhere.

Over 28 years of steady deliberate growth, we feel confident and proud of our team and their capacities to play a vital role in the multi-disciplinary industrial services provider.

Why Choose Us?

Expertise of industrial assets preserving since 1994


VIVABLAST is a company that offers surface preparation and industrial painting solutions for various industries such as oil and gas, marine, construction, and mining. Some of the solutions they offer include abrasive blasting, hydro blasting, tank cleaning, industrial coating, and passive fire protection.

Board of Management

Mr Jacques Vivarès – Chairman
Mr Boris Vivarès – VIVABLAST Group General Director – Commercial & Business Development
Mr Shanthamani Muthukumar – VIVABLAST Vietnam General Manager

VIVABLAST is a global provider of industrial asset protection solutions in Vietnam, Thailand, Myanmar, and surrounding countries. VIVABLAST is a 100% foreign-owned Company accredited ISO 9001:2015 & ISO 45001:2018 by Bureau Veritas with offices and setup over South-East Asia. Since 1994, we have been servicing industry leaders in major projects from construction phase to maintenance programs. Our vertical expertise includes all industry sectors, particularly: oil & gas, power & utilities, shipbuilding, mining and manufacturing. We design and deliver professional services to preserve our Clients’ assets sustainably, through efficient and reliable specialty services and integrated solutions.

VIVABLAST is committed to sustainability and social responsibility. The company aims to reduce its environmental impact through various initiatives, such as implementing environmentally friendly technologies and reducing waste. Additionally, VIVABLAST has programs in place to support its employees, their families, and the communities in which they operate. The company also supports various charitable organizations and encourages its employees to participate in community service activities.