Diaphragm Valves

SL-DV53NHE-FNT4-TF8
Title:
Diaphragm Valves
DV53 Series

Features

• Suitable for high purity applications

• Connections: FSR, NPT and GENLOK 

• Metal-to-metal seal minimizes particle generation and ensures purity integrity in the flow passages

• Long service life

• 100% Helium leak tested

 

Spec Sheet

SL -

DV53

N 

H

E -

FNT4 -TF8

Body Material

Model

Actuation

Working Pressure

Flow Path 

Inlet ConnectionOutlet Connection

SL: 316SL

DV53

N: Manual

M: Handwheel (with display)

 

Three-way valve

E: Right inlet, top / bottom outlet

Four-way valve

I: Two inlet / two outlet

FNT4

TF6, TF8, TW6, TW8, VM8

 

• Maximum operating pressure: 3500 psi (240 bar)

• Minimum operating pressure: Vacuum

• Proof pressure: 150% of maximum operating pressure

• Burst pressure: 400% of maximum operating pressure

• Temperature range: 40˚F~150˚F (-40˚C~ 65˚C)

• Inboard leakage: 1 x 10-9 atm cc/sec He

• Leakage across seat: 4 x 10-9 atm cc/sec He

•  Cv: 0.16

 

• Body: 316L

• Seat: PCTFE

• Diaphragm: Elgiloy®

 

Standard Ra: 20 µin