Compressed Air service
Material Compatibility
Aluminium for Compressed Air
Is Aluminium the right valve material for Compressed Air? The engineering rating, the conditions that limit it, and the better alternatives.
Good
Is Aluminium compatible with Compressed Air?
For Compressed Air (N₂ / O₂ mixture) valve service, Aluminium is good — a good choice. Used in lightweight instrument air fittings; avoid in wet air with chlorides.
Better materials for Compressed Air
Higher-rated options for this service, from the compatibility data.
All rated materials for Compressed Air
Reviewed by Materials Engineering, Vajra Industrial SolutionsDiscipline: Valve Metallurgy & Materials SelectionLast reviewed: 20 June 2026
Connected Engineering
Need Aluminium valves for Compressed Air?
Send your concentration, temperature and pressure — we confirm Aluminium suitability for Compressed Air (or recommend an upgrade) and supply with full certification.
Products