Liquid and Gas Permeation Testing Services
We know how essential it is that you can rely on your components to remain tightly sealed even at extreme pressures and temperatures. Our comprehensive liquid and gas permeation testing services help you validate material performance, meet regulatory requirements, and ensure long-term reliability. From oil and gas components to hydrogen storage systems, we deliver precise data to support your critical decisions.

What is liquid and gas permeation testing at Element?
Liquid and gas permeation testing measures how gases and liquids pass through materials under various conditions. At Element, we evaluate permeation coefficient, diffusion coefficient, and solubility coefficient at pressures up to 10,000 psi and temperatures from -20 to +250°C to ensure your materials perform safely and reliably in real-world conditions.

What can Element offer you for liquid and gas permeation testing?
Key tests offered
Key tests offered
We provide liquid and gas permeation testing, from standard evaluations to custom solutions. Using Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD), we analyze fluid flow through complex geometries, supporting hydrogen storage tanks, chemical processing infrastructure, and sealing elements. Testing spans -20°C to 250°C, up to 1400 bar, following API, ASTM, ISO, NORSOK, and NACE standards. We also design custom test plans, integrating multiple polymer testing methods for real-world performance validation.
- Gas permeation: Sweet/sour gases, hydrogen (-20°C to 250°C, up to 690 bar)
- Liquid permeation: Water, oil, solvents, brines (up to 130°C, 300 bar)
- Hydrogen testing: Decompression effects, long-term material integrity
- Functional & saturation testing: Up to 1400 bar, 250°C
- Custom permeation testing programs
Components and materials we test
Components and materials we test
We test a comprehensive range of materials critical to your operations, from basic polymers to complex component assemblies. Our capabilities extend to testing materials for both traditional oil and gas applications and emerging hydrogen technologies, ensuring you get accurate performance data for your specific needs.
Cutting-edge equipment we use
Cutting-edge equipment we use
Our facilities are equipped to handle:
- High-pressure testing up to 10,000 psi (690 bar)
- Temperature range from -20 to +250°C
- Mixed liquid and gas testing up to 1400 bar
Which labs offer this service
Which labs offer this service
Element Hitchin is a global center of technical excellence at Element for Polymers, with decades of experience providing a comprehensive range of highly specialized services. Our customers also have the backing of our 8,500-strong team working from Materials Testing hubs worldwide.
Standards we test to and materials we test
Polymers and Seals:
- O-rings
- Pressure barriers
- Liners
- Sealing elements
Components:
- Hoses
- Tubes
- Pipes
- Hydrogen storage tanks
- Fuel system components
- Chemical processing infrastructure
Your Challenges, Our Solutions
Safety Critical Operations
Material Longevity Concerns
Complex Regulatory Requirements
Emerging Technology Validation
Why Choose Element

Industry-Leading Experience
Comprehensive Testing Range
Advanced Analysis Capabilities
Custom Solutions Focused
30+years
10,000PSI
250°C maximum

Frequently asked questions
What types of gases can you test for permeation?
We test with multiple gases including Carbon dioxide (CO2), Methane (CH4), Ethane (C2H6), Nitrogen (N2), and Hydrogen Sulphide (H2S).
What are your hydrogen permeation testing capabilities?
We evaluate hydrogen permeation rates, assess decompression cycle impacts on structural integrity, and analyze long-term behavior of non-metallic materials, following standards including ASTM D1434, ISO 2782-1, and NORSOK M-710.

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