DFD series flange 2-way pilot operated normally open stainless steel cast iron water air solenoid valve DN25～200mm
Features introduced
Using direct-acting diaphragm structure without pressure starting, it expanded its field of use.
Using flat diaphragm structure hoist reliable, and enhance the life of the product.
Plastic coil selection can improve the safe use of the product in many environments.
DFD-series SS304 and cast iron flange connection(NO)solenoid valve specification table
(ES coil can match EPDM and VITON, but medium temperature must be ≤80℃)
| model | orifice (mm) | Cv | working pressure(bar) | max medium temp. ℃ | coil insulation degree | power | normal order code |
| min pressure | Max working pressure | normal coil | Es coil | plastic seal AC220V sealing material:NBR |
| water hotwater air liquid light oil | VA | W | VA | W |
| AC 220 V | DC 24 V | AC 220 V | DC 24 V |
| AC | DC |
| DFD-25JFK | 25 | 12 | 0.3 | 8 | 8 | 80 | H | 18 | 14 | 4 | 4 | DFD-25JFK - AC220V |
| DFD-32JFK | 32 | 24 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-32JFK - AC220V |
| DFD-40JFK | 40 | 30 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-40JFK - AC220V |
| DFD-50JFK | 50 | 48 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-50JFK - AC220V |
| DFD-65JFK | 65 | 52 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-65JFK - AC220V |
| DFD-80JFK | 80 | 82 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-80JFK - AC220V |
| DFD-100JFK | 100 | 128 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-100JFK - AC220V |
| DFD-150JFK | 150 | 292 | 0.3 | 8 | 6 | 80 | H | 45 | 30 | 5 | 6 | DFD-150JFK - AC220V |
| DFD-40CFK | 40 | 30 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-40CFK - AC220V |
| DFD-50CFK | 50 | 48 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-50CFK - AC220V |
| DFD-65CFK | 65 | 52 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-65CFK- AC220V |
| DFD-80CFK | 80 | 82 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-80CFK - AC220V |
| DFD-100CFK | 100 | 128 | 0.3 | 8 | 6 | 80 | H | 18 | 14 | 4 | 4 | DFD-100CFK - AC220V |
| DFD-125CFK | 125 | 222 | 0.3 | 8 | 6 | 80 | H | 45 | 30 | 5 | 6 | DFD-125CFK - AC220V |
| DFD-150CFK | 150 | 292 | 0.3 | 8 | 6 | 80 | H | 45 | 30 | 5 | 6 | DFD-150CFK - AC220V |
| DFD-200CFK | 200 | 513 | 0.3 | 8 | 6 | 80 | H | 45 | 30 | 5 | 6 | DFD-200CFK - AC220V
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DFD-series flange(NO)solenoid valve dimensions table (PN=1.6MPa GB/T9113.1-2000)
| model | L | D | H | K | d | C | f | n-φ | valvebody material | weight(Kg) |
| DFD-25JFK | 141 | 115 | 165 | 85 | 65 | 16 | 3 | 4-φ14 | SS304 | 2.9 |
| DFD-32JFK | 158 | 145 | 185 | 100 | 76 | 18 | 3 | 4-φ18 | 4.4 |
| DFD-40JFK | 173 | 150 | 196 | 110 | 84 | 18 | 3 | 4-φ18 | 5.1 |
| DFD-50JFK | 204 | 165 | 200 | 125 | 99 | 20 | 3 | 4-φ18 | 7.7 |
| DFD-65JFK | 256 | 185 | 248 | 145 | 118 | 20 | 3 | 4-φ18 | 12.5 |
| DFD-80JFK | 277 | 200 | 268 | 160 | 132 | 20 | 3 | 8-φ18 | 15.3 |
| DFD-100JFK | 350 | 220 | 290 | 180 | 156 | 22 | 3 | 8-φ18 | 23.2 |
| DFD-150JFK | 450 | 285 | 402 | 240 | 211 | 24 | 3 | 8-φ22 | 62 |
| DFD-40CFK | 168 | 150 | 196 | 110 | 84 | 18 | 3 | 4-φ18 | Cast iron | 6 |
| DFD-50CFK | 200 | 165 | 200 | 125 | 99 | 20 | 3 | 4-φ18 | 9.2 |
| DFD-65CFK | 259 | 185 | 277 | 145 | 118 | 20 | 3 | 4-φ18 | 15.1 |
| DFD-80CFK | 278 | 200 | 289 | 160 | 132 | 20 | 3 | 8-φ18 | 17 |
| DFD-100CFK | 350 | 220 | 316 | 180 | 156 | 22 | 3 | 8-φ18 | 23.2 |
| DFD-125CFK | 425 | 250 | 398 | 210 | 186 | 22 | 3 | 8-φ18 | 54.7 |
| DFD-150CFK | 450 | 285 | 430 | 240 | 211 | 24 | 3 | 8-φ22 | 55.2 |
| DFD-200CFK | 560 | 340 | 516 | 295 | 266 | 24 | 3 | 12-φ22 | 112 |
options:
sealing material: EPDM(-10～130℃) VITON(-10～120℃)
digital timer, LED light connector
Es low power energy saving coil(AC 220V 4VA DC24V 3W)
Founded in 1965, Yuyao No.4 Instrument Factory has been a professional manufacturer of solenoid valves and has enjoyed an excellent reputation through the past more than 50 years in China. With the introduction of foreign cutting-edge technology, and the sustained innovation and self-improving, the company has mastered the key technology and is keeping pioneer position in the field of fluid solenoid valve.
The company is equipped with superior production machines, advanced process flows, complete testing systems; the products have sophisticated structure, reliable performance, fine outlook and reasonable price, covering over 40 series and 3000 specifications, having been exported to all over the whole world since 2004.
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