Products Details

Fire signal butterfly valve is a special design of the valve, widely used in fire systems and water supply and drainage systems. The following is some basic information about fire signal butterfly valves:

Model: XD371X, this is a medium type butterfly valve developed by the introduction of foreign advanced technology.
Nominal pressure: PN1.0 to 2.5Mpa, suitable for different working pressure requirements.
Nominal diameter: DN50 to 350mm, covering a variety of pipe diameters.
Operating temperature: -10℃ to 80℃, suitable for a variety of ambient temperature conditions.
Applicable media: water, oil and gas, with a wide range of media applicability.
Design standard: comply with GB/T12238-2008 standard.
Structure length: According to GB/T12221-2005 standard.
Connection standard: JB/T 79.1-1994.
Stress test: According to GB/T13927-2008 standard.
The main components of the fire signal butterfly valve include:

Valve body: ductile iron or cast steel.
Stem: Use SUS410 or SUS316 stainless steel.
Butterfly plate: ductile iron spray or stainless steel material.
Sealing ring: NBR or EPDM material.
Filler: Bronze or teflon.
In addition, the fire signal butterfly valve also has an electrical signal device, when the valve is closed or fully opened, it can output signals to the fire control center to ensure the reliability and accuracy of the fire control system. The valve has the advantages of simple design, reliable sealing, lightweight, long service life and easy maintenance, and is an important part of the automatic sprinkler system.