Cast iron wafer signal butterfly valve applies to fire extinguisher system. When the valve opened or closed, the signal device can send signal to fire protection control center to show the status of the valve and avoid valve closing by mistake.
Parameter
|
Model |
XD371X-10 |
XD371X-16 |
|
|
Working Pressure(MPa) |
1.0 |
1.6 |
|
|
Applicable Temperature(℃) |
≤65 |
||
|
Applicable Medium |
Water |
||
|
Materials |
Body |
Cast iron |
|
|
Disc |
Nodular cast iron(nylon covering surface) |
||
|
Stem |
Chromium stainless steel |
||
|
Base |
Nitrile butadiene rubber |
||
|
Packing |
O-ring |
||
Dimensions
|
XD71X-10 |
||||||||
|
Nominal Diameter DN(mm) |
L |
D |
K |
n-Фd |
H |
H1 |
W |
W1 |
|
50 |
43 |
165 |
125 |
4-Ф18 |
80 |
320 |
266 |
90 |
|
65 |
46 |
185 |
145 |
4-Ф18 |
89 |
330 |
266 |
90 |
|
80 |
46 |
200 |
160 |
8-Ф18 |
95 |
340 |
266 |
90 |
|
100 |
52 |
220 |
180 |
8-Ф18 |
114 |
360 |
266 |
90 |
|
125 |
56 |
250 |
210 |
8-Ф18 |
127 |
380 |
266 |
90 |
|
150 |
56 |
285 |
240 |
8-Ф22 |
139 |
390 |
266 |
90 |
|
200 |
60 |
340 |
295 |
8-Ф22 |
175 |
525 |
125 |
90 |
|
250 |
68 |
395 |
350 |
12-Ф22 |
203 |
555 |
125 |
90 |
|
300 |
78 |
445 |
400 |
12-Ф22 |
242 |
610 |
190 |
90 |
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