ISO 12944 Testing - Steel Corrosion Protection
Protect your steel structures from costly corrosion damage with comprehensive ISO 12944 testing services. Our expert analysis helps you select optimal protective coating systems for your specific environmental challenges, whether standard or extreme corrosivity conditions, ensuring long-term infrastructure integrity and compliance with international standards.

What is ISO 12944 Testing at Element?
ISO 12944 testing evaluates protective coating systems for their ability to prevent corrosion on steel structures under different environmental conditions. At Element, we provide comprehensive testing to international standards ISO 12944-6 and ISO 12944-9 (formerly ISO 20340), helping you select suitable paint systems that effectively protect steel structures across various corrosivity categories from C2 to CX and Im4.

What Can Element Offer You For Steel Corrosion Protection?
Components and materials we test
Components and materials we test
We comprehensively evaluate protective coating systems designed for steel structures exposed to different environmental conditions. Our testing covers all corrosivity categories from C2 (low) to the extreme CX and Im4 immersion categories, ensuring your coatings provide adequate protection regardless of where your steel structures are deployed – from mild industrial settings to harsh offshore environments.
- Protective coatings for atmospheric exposure
- Paint systems for marine environments
- Coating systems for industrial settings
- Protective systems for immersed steel structures
- Steel surface treatments for corrosion prevention
Key tests offered
Key tests offered
Our state-of-the-art laboratories perform a complete range of ISO 12944-compliant testing methods to evaluate your coating systems' performance against different corrosion mechanisms. Our comprehensive testing regime assesses durability under various environmental stressors to provide you with reliable data on coating performance and longevity.
Methods and solutions offered
Methods and solutions offered
We deliver customized testing programs tailored to your specific project requirements, going beyond standard testing to address your unique challenges. Our experts guide you through the transition from the 1998 to the 2018 standard version, helping you understand key differences and ensuring the most appropriate testing approach for your protective coating system.
Standards we test to and materials we test
- ISO 12944-6
- ISO 12944-9 (formerly ISO 20340)
- ISO 6270-1
- ISO 9227
- ISO 2812-2
- ISO 15711
Protective coatings
- Paint systems for steel structures
- Protective coatings for atmospheric exposure
- Protective coatings for immersion in soil or water
- Coating systems for different durability requirements (low to very high)
Corrosivity category testing
- C2 low corrosivity coatings (low to very high durability)
- C3 medium corrosivity coatings (low to very high durability)
- C4 high corrosivity coatings (low to very high durability)
- C5 very high corrosivity coatings (low to very high durability)
- CX extreme corrosivity coatings
- Im4 immersion category coatings
Your Challenges, Our Solutions
Preventing costly corrosion damage
Meeting international standards with confidence
Customized solutions for unique environments
Performance certainty in extreme conditions
Why Choose Element

Global certified network
Comprehensive testing capabilities
Standards expertise
Customized testing solutions

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