Monel 400 for Oxygen (O₂ - Industrial and Medical Grade)

Is Monel 400 the right valve material for Oxygen (O₂ - Industrial and Medical Grade)? The engineering rating, the conditions that limit it, and the better alternatives.

Excellent

Is Monel 400 compatible with Oxygen (O₂ - Industrial and Medical Grade)?

For Oxygen (O₂ - Industrial and Medical Grade) (O₂) valve service, Monel 400 is excellent — an excellent choice. Excellent oxygen compatibility - used for high-pressure GOX service.

Better materials for Oxygen (O₂ - Industrial and Medical Grade)

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

SS 316Excellent Bronze/BrassExcellent Hastelloy C-276Excellent PTFE seatsGood

All rated materials for Oxygen (O₂ - Industrial and Medical Grade)

SS 316Excellent Bronze/BrassExcellent Hastelloy C-276Excellent PTFE seatsGood Carbon SteelFair

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

Connected Engineering

Materials

A351 CF8M (SS316)Monel 400 Hastelloy C-276

Failure Modes

Oxygen Ignition

Tools

Material Compatibility

Need Monel 400 valves for Oxygen (O₂ - Industrial and Medical Grade)?

Send your concentration, temperature and pressure — we confirm Monel 400 suitability for Oxygen (O₂ - Industrial and Medical Grade) (or recommend an upgrade) and supply with full certification.

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Engineering references

Oxygen (O₂ - Industrial and Medical Grade) service guideFull compatibility, valves & standards Monel 400 compatibilityEvery fluid this material handles Compatibility AtlasThe full material x fluid matrix