Belzona 4311 epoxy novolac barrier

How to Protect Industrial Assets from H₂S Corrosion with Belzona Solutions

Repair composites and protective coatings providing outstanding chemical resistance against hydrogen sulphide (H₂S) damage.

Protect your equipment and structures from hydrogen sulphide (H₂S) chemical attack with Belzona

Authorised Distributor Belzona

Hydrogen sulphide (H₂S) is a common cause of severe deterioration in industrial facilities, particularly in wastewater treatment, oil and gas, mining and chemical processing plants. When hydrogen sulphide reacts with moisture and oxygen, it forms aggressive acids that attack both metal and concrete infrastructure, leading to corrosion, chemical degradation and structural damage.

Typical problems caused by H₂S environments include:

Concrete deterioration and spalling
Corrosion of steel structures and pipework
Damage to tanks, clarifiers and containment areas
Leaks and structural weakening
Reduced equipment reliability and asset life

Without proper protection, these issues can lead to costly downtime, expensive replacements and safety risks.

Hydrogen sulphide (H₂S) is a common cause of severe deterioration in industrial facilities

Advanced protection for immersed equipment in H₂S environments

Belzona provides advanced polymeric coatings and repair materials specifically engineered to protect equipment operating under continuous immersion and exposure to hydrogen sulphide (H₂S).

These high-performance systems offer exceptional chemical resistance, corrosion protection, and long-term durability in aggressive environments such as wastewater, oil & gas, and processing facilities. By forming a seamless, impermeable barrier, Belzona solutions prevent H₂S-induced corrosion, extend asset life, and reduce maintenance downtime, ensuring reliable operation even in the most challenging submerged conditions.

Contact us today to discuss your H₂S asset protection requirements

CASE STUDIES

Wastewater inlet tank repaired with Belzona

WASTEWATER INLET TANK REPAIR

Belzona Repairs and Protects Tank Damaged by Chemical Attack

Belzona 1523 for h2s protection

BELZONA PROTECTS DESALTER FROM CORROSION

Protection of vessel containing hydrocarbons, salts & wet H₂S.

Belzona 1593 h2s protective lining

PROTECTION OF DESULFURIZATION UNIT

Protection of vessel operating at 150°C with amine media, rich in H₂S.

Refinery h2s protection

H₂S PROTECTION FOR STATE-OWNED REFINERY TOWER

Belzona protects tower in an oil refinery corroded by acid and alkali substances.

Belzona 1381

Belzona 1381

A spray- or brush-applied high temperature epoxy coating for erosion and corrosion protection of equipment operating under continuous immersion.

Belzona 1391S

Belzona 1391S

A spray-applied epoxy coating for corrosion protection of high temperature equipment operating under immersion.

Belzona 1391T

Belzona 1391T

Hand-applied erosion and corrosion resistant coating for high temperature equipment operating under immersion.

Belzona 1392

Belzona 1392

(Ceramic HT2) Erosion, corrosion and chemical resistant coating for high temperature equipment operating under immersion.

Belzona 1523 for protection of high temperature equipment

Belzona 1523

High temperature spray-applied epoxy coating for internal lining of equipment operating under continuous immersion conditions, which provides outstanding corrosion resistance.

Belzona 1593

Belzona 1593

High temperature hand-applied epoxy coating for internal lining of equipment operating under continuous immersion conditions, which provides outstanding corrosion resistance.

Surface protection for H₂S-exposed metal assets

Belzona solutions are widely used to safeguard metallic surfaces exposed to hydrogen sulphide (H₂S) in corrosive atmospheres.

Engineered for application on pipes, vessels, and structural steel, these coatings deliver excellent adhesion and resistance to sulphide-induced corrosion, even in areas subject to fluctuating conditions.

By providing a tough, protective layer that resists chemical attack and environmental degradation, Belzona systems help maintain structural integrity, reduce unplanned repairs, and improve the longevity of critical infrastructure.

Contact us today to discuss your H₂S asset protection requirements

Belzona 5815

Belzona 5815

Containment-grade, flexible barrier coating.

Belzona 5892

Belzona 5892

An epoxy coating for corrosion and chemical protection of high temperature equipment operating under immersion.

CASE STUDIES

Refinery h2s protection

H₂S PROTECTION FOR STATE-OWNED REFINERY TOWER

Belzona protects tower in an oil refinery corroded by acid and alkali substances.

Durable protection for concrete infrastructure in H₂S environments

Belzona polymer systems are specifically formulated to protect and rehabilitate concrete structures exposed to hydrogen sulphide (H₂S) and other aggressive chemicals.

Ideal for applications such as wastewater facilities, bund areas, and containment structures, these materials provide excellent resistance to acid attack resulting from H₂S exposure.

By sealing porous surfaces and forming a robust, chemically resistant barrier, Belzona solutions prevent deterioration, inhibit corrosion of embedded steel, and extend the service life of critical concrete infrastructure in demanding environments.

Contact us today to discuss your H₂S asset protection requirements

CASE STUDIES

How to protect assets from H2S damage

H2S DAMAGED LIFT STATION REBUILT AND PROTECTED WITH BELZONA

Protection of concrete from H₂S damage.

Clarifier h2s chemical attack protection

CLARIFIER HEADWORKS REPAIRED WITH BELZONA

Protection of headworks damaged by H₂S chemical attack.

Belzona 4111

Belzona 4111

(Magma-Quartz) An epoxy repair composite for concrete and stone repair, resurfacing and protection.

Belzona 4131

Belzona 4131

(Magma-Screed) An epoxy repair composite for the resurfacing and protection of concrete and stone areas.

Belzona 4141

Belzona 4141

(Magma-Build)
A lightweight epoxy repair composite for vertical and overhead concrete and stone repairs.

Belzona 4151

Belzona 4151

(Magma-Quartz Resin)
An epoxy resin for the treatment and protection of concrete surfaces exposed to chemical attack and abrasion.

Belzona 4301 Magma Hi build

Belzona 4301

(Magma CR1 Hi-Build) A chemical resistant epoxy material for rebuilding metal and concrete surfaces and protection against chemical attack.

Belzona 4311

Belzona 4311

(Magma CR1) A chemical resistant epoxy coating for protection of concrete and metal surfaces.

Belzona 4341

Belzona 4341

(Magma CR4)
A high temperature epoxy coating for concrete and metal surfaces in contact with hot inorganic acids.

Belzona 4351 Magma CR5

Belzona 4351

(Magma CR5)
A static dissipative, chemical resistant coating for the protection of concrete and metal surfaces.

Belzona 4361

Belzona 4361

A flexible chemical resistant epoxy coating for concrete protection with crack-bridging properties.

Rebuild and reinforce infrastructure in H₂S environments

Belzona solutions offer a comprehensive approach to rebuilding and protecting infrastructure damaged by hydrogen sulphide (H₂S) exposure.

Using materials such as Belzona 1511 for high-temperature applications; Belzona 4301 for chemical-resistant repairs; Belzona 7311 for high-strength structural rebuilding; and Belzona SuperWrap II for engineered composite reinforcement, degraded assets can be restored without the need for costly replacement.

These systems work together to provide exceptional adhesion, chemical resistance, and long-term durability, enabling rapid repairs, minimising downtime, and extending the operational life of critical infrastructure in aggressive H₂S conditions.

Contact us today to discuss your H₂S asset protection requirements

CASE STUDIES

Belzona SuperWrap 2 repairs chemical scrubber from H2S chemical attack

BELZONA SUPERWRAP II REPAIRS CHEMICAL SCRUBBER

Repair of chemical scrubber damaged by H₂S reacting with water to form sulphuric acid.

Belzona 4301 Magma Hi build

Belzona 4301

(Magma CR1 Hi-Build) A chemical resistant epoxy material for rebuilding metal and concrete surfaces and protection against chemical attack.

Belzona 1511

Belzona 1511

(Super HT-Metal) A two-part repair composite based on a 100% solids epoxy resin reinforced silicon with steel alloy.

Belzona 7311

Belzona 7311

High mechanical strength, fatigue resistant structural adhesive.

High temperature pipe being repaired with Belzona SuperWrap II

Belzona SuperWrap II

Composite repair system for restoring the strength of holed, weakened and corroded pipe and tank walls.

Belzona SuperPad composite used to repair corroded pipe

Belzona SuperWrap II Composite Pad

The Belzona Composite Pad system offers a new generation repair solution for restoring the strength of holed, weakened and corroded pipe and tank walls.

Composite patch tank roof repair

Belzona SuperWrap II Composite Patch

For in-situ repair of defects on pipes and tank walls, providing superior strength, chemical and corrosion resistance.

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