Diaphragm valve | PKDV2 Series(Pneumatic Type)
PKDV series is most suitable for applications to deal with high-pressure fluid.
It has forged body made of SUS316L (double melt) and is compatible with various types of fitting (metal seal, double ferrule and butt weld).
Specification
Size | 1/4” | |
---|---|---|
Cv value | 0.1 | |
Max.Operating Pressure | 16.2MPa(G) / 21MPa(G) (Option) | |
Operating Temp. Range | PCTFE : -10~60℃ / PI : -10~150℃ | |
External Leakage | Inboard | ≦3×10-12 Pa・m3 /sec Helium |
Across Seat | ≦3×10-10 Pa・m3 /sec Helium |
Material
Part name | Material |
---|---|
①Body | SUS316L |
②Seat | PCTFE / PI |
③Seat Holder | SUS316L |
④Diaphragm | Ni-Co Alloy |
⑤Actuator | Aluminum |
Model
Male Metal Seal
Unit(mm)
Size | A | B | C | D | E | F | G | H |
---|---|---|---|---|---|---|---|---|
1/4″ | 11 | 87 | 40 | 52 | 17 | 24 | 25 | Rc1/8 |
Female Metal Seal
Unit(mm)
Size | A | B | C | D | E | F | G | H |
---|---|---|---|---|---|---|---|---|
1/4″ | 11 | 87 | 40 | 66 | 17 | 24 | 25 | Rc1/8 |
Double Ferrule
Unit(mm)
Size | A | B | C | D | E | F | G | H |
---|---|---|---|---|---|---|---|---|
1/4″ | 11 | 87 | 40 | 63.5 | 17 | 24 | 25 | Rc1/8 |
Butt Weld Long
Unit(mm)
Size | A | B | C | D | E | F | G | H |
---|---|---|---|---|---|---|---|---|
1/4″ | 11 | 87 | 40 | 47 | 17 | 24 | 25 | Rc1/8 |
Butt Weld Short
Unit(mm)
Size | A | B | C | D | E | F | G | H |
---|---|---|---|---|---|---|---|---|
1/4″ | 11 | 87 | 40 | 44.4 | 17 | 24 | 25 | Rc1/8 |
※Specification are subjected to change without prior notice.