Sulphuric Acid (H₂SO₄) service
Material Compatibility

Duplex 2205 for Sulphuric Acid (H₂SO₄)

Is Duplex 2205 the right valve material for Sulphuric Acid (H₂SO₄)? The engineering rating, the conditions that limit it, and the better alternatives.

Fair

Is Duplex 2205 compatible with Sulphuric Acid (H₂SO₄)?

For Sulphuric Acid (H₂SO₄) (H₂SO₄) valve service, Duplex 2205 is fairacceptable with limits. Limited to dilute, cold service only. Verify with corrosion data.

Better materials for Sulphuric Acid (H₂SO₄)

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

All rated materials for Sulphuric Acid (H₂SO₄)

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

Connected Engineering

Need Duplex 2205 valves for Sulphuric Acid (H₂SO₄)?

Send your concentration, temperature and pressure — we confirm Duplex 2205 suitability for Sulphuric Acid (H₂SO₄) (or recommend an upgrade) and supply with full certification.

Engineering references