Diaphragm valve | LPDV Series(Handle Type)

LPDV series stands as the hook up type of Primet diaphragm valves.
It has forged body made of SUS316L (single melt) and is compatible with various types of fitting (metal seal and double ferrule).

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

LPDV-Handle
Part name Material
①Body SUS316L
②Seat PCTFE
③Diaphragm Ni-Co Alloy
④Handle　Handle Nylon
Aluminum Alloy
⑤Position Indicator Nylon
Handle Cover Nylon

Model

Male Metal Seal

Unit(mm)
Size A B C D E F G
1/4″ 11 60 42 58 25 30 30
1/2″ 17.5 63 42 76 28 37 37

Female Metal Seal Metal sealメス

Unit(mm)
Size A B C D E F G
1/4″ 11 60 42 70.6 25 30 30
1/2″ 17.5 63 42 100 28 37 37

Double Ferrule

Unit(mm)
Size A B C D E F G
1/4″ 11 60 42 63.5 25 30 30
3/8″ 17.5 63 42 79.4 28 37 37
1/2″ 17.5 63 42 86 28 37 37

Butt Weld Long

Unit(mm)
Size A B C D E F G
1/4″ 11 60 42 89 25 30 30
3/8″ 17.5 63 42 105 28 37 37
1/2″ 17.5 63 42 105 28 37 37
※Specification are subjected to change without prior notice.