Diaphragm valve | PHFDV Series(Pneumatic Type)

PHFDV series is most suitable for applications to deal with high-flow rate.
It has forged body made of SUS316L (single melt) and is compatible with various types of fitting (metal seal, double ferrule and butt weld).

Model specifications for the order request.

Specification

Size 3/4”
Cv value 2.2
Max.Operating Pressure 1.0MPa(G)
Operating Temp. Range PCTFE : -10～60℃ / PFA : -10～150℃
External Leakage Inboard ≦3×10-12 Pa・m3 ／sec Helium
Across Seat PCTFE :≦2×10-9 Pa・m3／sec Helium
PFA :≦3×10-9 Pa・m3／sec Helium

Material

Part name Material
Body SUS316L
Seat PCTFE / PFA
Diaphragm Ni-Co Alloy
Actuator Aluminum

Model

Male Metal Seal

Unit(mm)
Size A B C D E F G H
3/4″ 23 95 56 97 35 46 45 Rc1/8

Female Metal Seal

Unit(mm)
Size A B C D E F G H
3/4″ 23 95 56 146 35 46 45 Rc1/8

Double Ferrule

Unit(mm)
Size A B C D E F G H
3/4″ 23 95 56 115 35 46 45 Rc1/8

Butt Weld　　Butt Weld

Unit(mm)
Size A B C D E F G H
3/4″ 23 95 56 140 35 46 45 Rc1/8
※Specification are subjected to change without prior notice.