Hydrofluoric Acid (HF) service
Material Compatibility
PTFE for Hydrofluoric Acid (HF)
Is PTFE the right valve material for Hydrofluoric Acid (HF)? The engineering rating, the conditions that limit it, and the better alternatives.
Good
Is PTFE compatible with Hydrofluoric Acid (HF)?
For Hydrofluoric Acid (HF) (HF) valve service, PTFE is good — a good choice. Acceptable for aqueous HF up to ~50% at ambient. Fuming HF attacks PTFE at elevated temperature.
Better materials for Hydrofluoric Acid (HF)
Higher-rated options for this service, from the compatibility data.
All rated materials for Hydrofluoric Acid (HF)
Reviewed by Materials Engineering, Vajra Industrial SolutionsDiscipline: Valve Metallurgy & Materials SelectionLast reviewed: 20 June 2026
Connected Engineering
Need PTFE valves for Hydrofluoric Acid (HF)?
Send your concentration, temperature and pressure — we confirm PTFE suitability for Hydrofluoric Acid (HF) (or recommend an upgrade) and supply with full certification.
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