Synthesis Gas (Syngas - CO + H₂) service
Material Compatibility

Nickel alloys (Inconel 625) for Synthesis Gas (Syngas - CO + H₂)

Is Nickel alloys (Inconel 625) the right valve material for Synthesis Gas (Syngas - CO + H₂)? The engineering rating, the conditions that limit it, and the better alternatives.

Fair

Is Nickel alloys (Inconel 625) compatible with Synthesis Gas (Syngas - CO + H₂)?

For Synthesis Gas (Syngas - CO + H₂) (CO + H₂) valve service, Nickel alloys (Inconel 625) is fairacceptable with limits. Avoid in high CO partial pressure - risk of nickel carbonyl formation above 150°C.

Better materials for Synthesis Gas (Syngas - CO + H₂)

Higher-rated options for this service, from the compatibility data.

All rated materials for Synthesis Gas (Syngas - CO + H₂)

Reviewed by Materials Engineering, Vajra Industrial SolutionsDiscipline: Valve Metallurgy & Materials SelectionLast reviewed: 20 June 2026

Connected Engineering

Need Nickel alloys (Inconel 625) valves for Synthesis Gas (Syngas - CO + H₂)?

Send your concentration, temperature and pressure — we confirm Nickel alloys (Inconel 625) suitability for Synthesis Gas (Syngas - CO + H₂) (or recommend an upgrade) and supply with full certification.

Engineering references