Diaphragm valve | PDV Series(Handle Type)

PDV series stands as the standard type of Primet diaphragm valves.
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 1/4” 3/8” 1/2”
Cv value 0.27 0.65
Max.Operating Pressure 1.0MPa(G)
Operating Temp. Range -10~80℃
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
③Diaphragm Ni-Co Alloy
④Handle Aluminum

Model

Male Metal Seal

Unit(mm)
Size A B C D E F G
1/4″ 11 (52.5) 45 58 25 30 30
1/2″ 17.5 (58) 45 76 28 37 37

Female Metal Seal

Unit(mm)
Size A B C D E F G
1/4″ 11 (52.5) 45 70.6 25 30 30
1/2″ 17.5 (58) 45 100 28 37 37

Double Ferrule

Unit(mm)
Size A B C D E F G
1/4″ 11 (52.5) 45 (63.5) 25 30 30
3/8″ 17.5 (58) 45 (79.4) 28 37 37
1/2″ 17.5 (58) 45 (86) 28 37 37

Butt Weld Long

Unit(mm)
Size A B C D E F G
1/4″ 11 (52.5) 45 89 25 30 30
3/8″ 17.5 (58) 45 105 28 37 37
1/2″

Butt Weld Short

Unit(mm)
Size A B C D E F G
1/4″ 11 (52.5) 45 44.4 25 30 30
3/8″ 17.5 (58) 45 55 28 37 37
1/2″
※Specification are subjected to change without prior notice.