Special fire signal butterfly valve is the introduction of foreign advanced technology and middle type butterfly valve developed by BWSX, in line with the advantages of simple structure, reliable sealing, easy opening, long service life and convenient maintenance of special fire signal valve clip. It is widely used in water supply and drainage, building, fire fighting systems, all kinds of pipes, especially in fire lines.
[Valve structure drawing]
Main parts of fire signal butterfly valve：
Ductile iron, cast steel
Ductile iron, stainless steel
|Connection standard||JB/T 79.1-1994|
Now widely used in petroleum, chemical industry, gas equipment, nuclear power equipment, water treatment, air conditioning, iron and steel metallurgy, industrial furnace, canned equipment, brewing equipment, drying equipment, vacuum equipment, surface treatment, bio pharmaceutical, food machinery, textile, papermaking and other industries, is the preferred product construction the construction of national defense science and technology.