Water butterfly valve
01
Fire-Fighting Wafer Signal Butterfly Valve
Application
The fire-fighting wafer signal butterfly valve is widely used in various pipelines of drainage, construction, fire protection and other systems, especially in fire protection pipelines. The center line wafer fire-fighting special signal butterfly valve can clearly display the valve switch status, and has an intuitive, clear and reliable reflection of the working status of the fire protection system, so it is widely used in the fire protection system. The wafer fire-fighting special signal butterfly valve is suitable for fire-fighting special pipelines in urban construction, chemical industry, metallurgy, petroleum, pharmaceuticals, food, beverages, environmental protection and other industries.
Product Performance Specification
| Nominal Pressure | Shell Pressure | Sealing Pressure | Applicable Medium | Temperature |
| 0.6/1.0/1.6 /2.5 MPa | PN X 4times | PN X 2times | Water, oil, gas | -20~150℃ |
Main component materials
| Component Name | Valve Body | Valve Shaft | Disc | Valve Seat | Valve Seat Back | Bush | Sealing Ring | Round Gasket | Split Ring | Clamp |
| Material | Ductile Iron, Cast Steel | 410/316 | Ductile Iron, Electroplating, Stainless Steel | Epdm, Ptee | Phenolic Resin | Bronze. Ptee, Nylon Sleeve | Nbr, Epdm | 16/Brass | 16/Brass | Spring Steel |
Main sizes and connection sizes
|
DN |
H1 |
H2 |
H3 |
D1 |
D2 |
L1 |
L2 |
L3 |
ФA |
ФB |
ФC |
ФD |
|
50 |
70 |
130 |
68 |
120 |
95 |
43 |
32 |
245 |
12.6 |
70 |
23 |
152 |
|
65 |
76 |
143 |
68 |
136 |
109 |
46 |
47 |
245 |
12.6 |
70 |
26-30 |
152 |
|
80 |
86 |
155 |
68 |
160 |
124 |
46 |
65 |
245 |
12.6 |
70 |
18 |
152 |
|
100 |
104 |
170 |
68 |
182 |
153 |
52 |
91 |
245 |
15.8 |
90 |
24-50 |
152 |
|
125 |
118 |
190 |
68 |
215 |
179 |
56 |
112 |
245 |
19 |
90 |
23 |
152 |
|
150 |
132 |
210 |
68 |
238 |
206 |
56 |
146 |
245 |
19 |
90 |
25 |
152 |
|
200 |
167 |
243 |
85 |
295 |
264 |
60 |
194 |
400 |
22.1 |
115 |
25 |
300 |
|
250 |
198 |
282 |
85 |
357 |
316 |
68 |
242 |
400 |
28.5 |
115 |
29 |
300 |
|
300 |
239 |
310 |
52 |
407 |
373 |
68 |
292 |
400 |
31.7 |
140 |
29 |
305 |
|
350 |
267 |
368 |
82 |
467 |
436 |
78 |
325 |
400 |
31.7 |
140 |
30 |
305 |
|
400 |
309 |
400 |
212 |
515 |
488 |
102 |
380 |
431 |
33.15 |
197 |
26-30 |
290 |
Packaging
