Hydrogen (H₂) service
Material Compatibility
Duplex 2205 for Hydrogen (H₂)
Is Duplex 2205 the right valve material for Hydrogen (H₂)? The engineering rating, the conditions that limit it, and the better alternatives.
Fair
Is Duplex 2205 compatible with Hydrogen (H₂)?
For Hydrogen (H₂) (H₂) valve service, Duplex 2205 is fair — acceptable with limits. Risk of HE at high pressure. Verify per ISO 11114-4.
Better materials for Hydrogen (H₂)
Higher-rated options for this service, from the compatibility data.
All rated materials for Hydrogen (H₂)
Reviewed by Materials Engineering, Vajra Industrial SolutionsDiscipline: Valve Metallurgy & Materials SelectionLast reviewed: 20 June 2026
Connected Engineering
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Need Duplex 2205 valves for Hydrogen (H₂)?
Send your concentration, temperature and pressure — we confirm Duplex 2205 suitability for Hydrogen (H₂) (or recommend an upgrade) and supply with full certification.
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