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Fire signal butterfly valve

Products > Butterfly valve > Fire signal butterfly valve

Fire signal butterfly valve

Model: XD371X
Nominal pressure: PN1.0 ~ 2.5Mpa
Nominal diameter: DN50 ~ 350mm
Working temperature: -10 ℃ -80 ℃
Suitable medium: water, oil, gas
design criteria: GB / T12238-2008
length of the structure: GB / T12221-2005
Connection standard: JB / T 79.1-1994
Pressure test: GB / T13927-2008
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[Basic Information]

The special signal butterfly valve for fire protection is a medium-line type butterfly valve developed by introducing advanced foreign technology. The butterfly valve for special fire-fighting signal of BWSX center line has the advantages of simple structure, reliable sealing, light weight, long service life and convenient maintenance. It is widely used in plumbing, building fire and other systems of various pipes, especially in the fire pipeline. 
 
 Fire signal butterfly valve main parts:

Serial number
Part Name
Material
Serial number
Part Name
Material
1
Body
Ductile iron, cast steel
7
Sealing ring
NBR.EPDM
2
Valve shaft
SUS410 / SUS316
8
Round spacers
SUS316 / brass
3
Butterfly plate
Ductile iron spray, stainless steel
9
Open ring
SUS316 / brass
4
Seat
EPDM, PTEE
10
Ring
Spring steel
6
bushing
Bronze, Teflon




 [The main dimensions and weight] (PN1.0 / 1.6MPa)

DN (mm)ABCD1Ln-ΦKE4-Φ1Φ2GWeight WT (kg)
501408043125324-197757.154-6.712.61003.34
651528946145324-197757.154-.6712.61203.94
801599545.21160328-197757.154-.6712.61274.05
10017811452.07180328-199269.854-10.315.771565.48
12519012755.5210328-199269.854-10.318.921907.66
15020313955.75240328-239269.854-10.318.922128.5
20023817560.58295458-2311588.94-14.322.126825
250268203683504512-2311588.94-14.328.4532531.4
30030624276.94004512-23140107.954-14.331.640345.9
35036826776.174604516-23140107.954-14.331.643654


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