VRD Diaphragm Valves

Kitz SCT VRD series product.

VRD Diaphragm Valves

The VRD series is a 1/4" high pressure direct diaphragm valve for 3000 psig (20.6MPa(G)) enclosed gas pressure.

Product Details

Specifications
SizeVRD4 (1/4")
Cv≤0.1
Maximum Operating Pressure3000psig(20.6MPa (G))
Wetted Area Volume1.0cm3
Fluid Temperature-10ºC~42ºC
Atmospheric Temperature-10ºC~42ºC
Leak RatesAcross the Seat He Leak Test Rates≤ 1×10-10Pa·m3/sec
Inboard He Leak Test Rates≤ 1×10-10Pa·m3/sec
Cycle Life*50,000 cycles
* Test Condition / Seat material : PCTFE Gas : N2 Pressure : 0.98MPa
Product Grade
GradeSTDEPSEP
Body MaterialSUS316LSUS316LE (Double melt material)
Surface Roughness≤ Rz3.2µm≤ Rz 0.7 µm
≤Ra0.5μm/20μin≤ Ra 0.13 μm / 5 μin
PolishMechanical PolishElectro Polish
CleaningDegreasing + Precision Cleaning
PackagingSingle Bagged PackageDouble Bagged Package
PRODUCT CODE KEY
Model
Size
Operation
Valve Shape
Pressure
Connection
Seat material
Grade + Body material
VRD
4
M
S
I
-
VF
C
-
EP-316L
VRD-type Diaphragm Valve
4: 1/4"
M: 240° manual
S: Straight
B: Branch
I: 20.6MPa
V: CVC Male
VF: CVC Female
S: Compression
W: Butt Weld
C: PCTFE
STD-316L: Mechanical Polish + SUS316L
EP-316L: Electro Polish + SUS316L
SEP-316LE: Electro Polish + SUS316LE