Carbon Dioxide (CO₂) service
Material Compatibility

Nitrile (NBR) for Carbon Dioxide (CO₂)

Is Nitrile (NBR) the right valve material for Carbon Dioxide (CO₂)? The engineering rating, the conditions that limit it, and the better alternatives.

Fair

Is Nitrile (NBR) compatible with Carbon Dioxide (CO₂)?

For Carbon Dioxide (CO₂) (CO₂) valve service, Nitrile (NBR) is fairacceptable with limits. CO₂ causes explosive decompression in NBR at pressure cycling. Use HNBR or PTFE.

Better materials for Carbon Dioxide (CO₂)

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

All rated materials for Carbon Dioxide (CO₂)

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

Connected Engineering

Need Nitrile (NBR) valves for Carbon Dioxide (CO₂)?

Send your concentration, temperature and pressure — we confirm Nitrile (NBR) suitability for Carbon Dioxide (CO₂) (or recommend an upgrade) and supply with full certification.

Engineering references