What's the Difference Between Blast Valves and Regular...

added blog Industrial Safety

2026-06-02 08:06:10

What's the Difference Between Blast Valves and Regular Pressure Valves?

A petrochemical plant’s control-room ventilation once faced a sudden vapor-cloud deflagration in a nearby unit. A standard pressure-relief valve in the ducting opened to vent gas, but it was a purpose-built blast valve on the refuge room intake that prevented the shockwave from entering the occupied space. That contrast — what saved the room versus what merely vented pressure...

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