Fire signal butterfly valve

Fire signal butterfly valve
Product Description


The butterfly valve is used in pipelines of petroleum, chemical, food, medicine, drug making, hydropower, ship, water supply and  drainage, smelting, energy, etc. It can be used as regulating and intercepting equipment in multiple corrosive, non-corrosive gases,  liquids, semi-fluid and solid powder pipelines and containers. It especially widely used in high-rise building fire systems and other  pipeline systems that need to display valve switching status.

Technical parameters

Nominal working pressure(MPa) 1.2 1.6
Strength test (MPa) 4.8 6.4
Leakage test(MPa) 2.4 3.2
Applicable temperature ≤65℃
Applicable medium Water
Current pressure DC24V3A
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