Hydrochloric Acid (HCl) service
Material Compatibility

Hastelloy C-276 for Hydrochloric Acid (HCl)

Is Hastelloy C-276 the right valve material for Hydrochloric Acid (HCl)? The engineering rating, the conditions that limit it, and the better alternatives.

Excellent

Is Hastelloy C-276 compatible with Hydrochloric Acid (HCl)?

For Hydrochloric Acid (HCl) (HCl) valve service, Hastelloy C-276 is excellent — an excellent choice. Best alloy choice for all concentrations.

Better materials for Hydrochloric Acid (HCl)

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

Hastelloy B-3ExcellentPTFE-linedExcellentRubber-lined (natural rubber)GoodPVDF-linedGood

All rated materials for Hydrochloric Acid (HCl)

Hastelloy B-3ExcellentPTFE-linedExcellentRubber-lined (natural rubber)GoodPVDF-linedGoodCarbon 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

Need Hastelloy C-276 valves for Hydrochloric Acid (HCl)?

Send your concentration, temperature and pressure — we confirm Hastelloy C-276 suitability for Hydrochloric Acid (HCl) (or recommend an upgrade) and supply with full certification.

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Engineering references

Hydrochloric Acid (HCl) service guideFull compatibility, valves & standardsHastelloy C-276 compatibilityEvery fluid this material handlesCompatibility AtlasThe full material x fluid matrix