Hydrochloric Acid (HCl) service
Material Compatibility

PVDF-lined for Hydrochloric Acid (HCl)

Is PVDF-lined the right valve material for Hydrochloric Acid (HCl)? The engineering rating, the conditions that limit it, and the better alternatives.

Good

Is PVDF-lined compatible with Hydrochloric Acid (HCl)?

For Hydrochloric Acid (HCl) (HCl) valve service, PVDF-lined is good — a good choice. Good resistance below 70°C.

Better materials for Hydrochloric Acid (HCl)

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

Hastelloy C-276ExcellentHastelloy B-3ExcellentPTFE-linedExcellentRubber-lined (natural rubber)Good

All rated materials for Hydrochloric Acid (HCl)

Hastelloy C-276ExcellentHastelloy B-3ExcellentPTFE-linedExcellentRubber-lined (natural rubber)GoodCarbon SteelNot RecommendedSS 316LNot RecommendedDuplex 2205Not Recommended
Reviewed by Materials Engineering, Vajra Industrial SolutionsDiscipline: Valve Metallurgy & Materials SelectionLast reviewed: 20 June 2026

Connected Engineering

Materials
Hastelloy C-276
Tools
Material Compatibility

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Engineering references

Hydrochloric Acid (HCl) service guideFull compatibility, valves & standardsCompatibility AtlasThe full material x fluid matrix