Chemical Compatibility
Butterfly Valve — Acids
Strong evidence
Named chemicals
Hydrofluoric AcidSulfuric AcidHot AcidsCarbonic Acid
What LibertyCES's vendor documentation shows
HF Acid and Sodium Hydroxide both explicitly named on Crane's Special Purpose Butterfly Valve line.
Materials documented for this service
- Metal/Graphite seat (Type 800ISO, -70C to 550C)
- PTFE/PCTFE
- 316SS (weak vs HF)
Products cited for this service
Crane CPE/XOMOX Type 800/800ISOAsahi Type-57 seriesAVCO BFV HP
Sourced to
- crane-cpe-xomox-high-performance-butterfly-valves.md
- asahi-america-metal-replacement-valves.md
Every material and product claim on this page traces to the vendor documentation listed above. Chemical compatibility depends on exact concentration, temperature, and duty cycle — confirm current specifications with the manufacturer and request a spec review before final specification.