IHARA VB Series Needle Stop Valves Inside Screw Type

Product Made In Japan
Manufacturer: IHARA SCIENCE CORPORATION
Model: VB Series

Features

316 STAINLESS STEEL BODY STANDARD
PRESSURE TO 24.5 MPa
WIDE TEMPERATURE RANGE -196~230℃
CHOICE OF STEM DESIGNS(FOR VB VALVE SERIES)
STRAIGHT AND ANGLE PATTERN
100% FACTORY TESTED

Stop Valve Series

Valve Specifications Table

 

Valve seriesMax. working Pressure MP “a* Working Temp, range °CType & size of end Connections
BI-LOKPipe ThreadSocket Weld
VBM6.9 @38 °C-30〜1201/4″
*VB*”20.5 @38 °C-10-(120)2301/8”—3/4、¢6-121/8—1/2
VN24.5 @38 °C-10-2301/8″—1/2″, ^6-121/8—1/21/4-1/2
VNN24.5 @38 °C-10-1501/8″—1/2 二”-121/8—1/21/4-1/2
VE6.9 @38 °C-10-1001/4—1/2
VET1 @38°C-10-1001/4—378
VQ2.9 @38 °C-10-1001/4–3/8″1/4—378
VH24.5 @38 °C-10-4001/4–1/2″ 收6-121/4—1/2 ”-121/4-1/2 夕 6-12
VC10.3 @38 °C-196-1201/8—1/21/8-1/2

The valve series symbol for the VB series varies depending on the stem shape. For details, please refer to pages 2 and 3. *Please contact sales when ordering for applicable fluids.

 Valve Part Number Definition

V□□-□□□□-□
①    ②③④⑤    ⑥

①Inch BI-LOK End

Symbol46812
Size1/4″3/8″1/2″3/4″

②Metric BI-LOK End

Symbol6M8M10M12M
Size6mm8mm10mm12mm

③Pipe Thread or Socket Weld End

Symbol24681216
Size1/8B1/4B3/8B1/2B3/4B1B

④Outlet end Connection size IN
⑤Outlet Connection end Omitted when identical with the Inlet Port.
⑥Style of body :Straight type / A:Angle type

VB*Series

Specification

Max.Working Pressure:20.5MPa @ 38℃
Working Temperature range : Metal Seal Stem : 一10〜230℃ (Valve Series : VBE.VBD.VBN) Soft Seal Stem :-10~120℃ (Valve Series : VBS)
Lubricant Silicon base, Fluorocabon base
Flow CoefficientVBEVBDVBSVBN
 Orifice2.0mm0.060.060.060.06
4.3mm0.30.30.30.3
6.3mm0.70.80.80.7
9.5mm1.81.81.81.5

VB*

 

E:Vee Type Stem
N:Needle Type Stem
S:Soft Seal Type Stem
D:Disk Type Stem

Materials

No.Part DescriptionQtyMaterial
1Body1SUS316
2Stem1SUS316
2-1Disk1SUS630
2-2Disk Plate1SUS630
2-3Soft seat1PCTFE
3Packing ring1SUS316
4Packing1PTFE
5Gland1SUS316
6Packing nut1SUS316
7Lock nut1SUS316
8Handle1Phenol resin

Dimension

Dimensions BI-LOK End

Part No.Tube O.DOrifice size mmDimensions mm
6ALLiFHHiH2hhiBCGGitW
inmmEM
VB*-2D-S1/83.1822518.313562.510.5106.517.511.117.4614.29M123816M3xO.J
VB*-4D-S1/46.354.328.921.415.460310.5126.517.514.291917.46M143816M3xO.J
VB*-6D-S3/89.536.332.925.41771413.514.56.520.617.4623.8120.64M184819M4x0./
VB*-8D-S1/212.76.335.725.42371414.514.56.520.622.2323.8120.64M184819M4x0./
VB*-12D-S3/419.059.548.438.124.687.5619.5206.531.828.5831.7528.58M246225M5x0.€
VB*-6MD-S64.329.722.215.460310.5126.517.5141917.46M143816M3xO.J
VB*-8MD-S84.329.722.216.360310.5126.517.5171917.46M143816M3xO.J
VB*-10MD-S106.333.225.417.371414.514.56.520.61923.8120.64M184819M4x0./
VB*-12MD-S126.335.625.422.971414.514.56.520.62223.8120.64M184819M4x0./

Dimensions Pipe tapered End

Part No.T (RC)Orifice size mmDimensions mm
LHHiH2hhiBGGitW EM
RcNPT
VB*-2RF-SVB*-2NF-S1/8220.660313.5126.520.61917.46M143819M4x0.7
VB*-4RF-SVB*-4NF-S1/44.32771414.514.56.520.623.8120.64M184819M4x0.7
VB*-6RF-SVB*-6NF-S3/86.32771414.514.56.523.823.8120.64M184819M4x0.7
VB*-8RF-SVB*-8NF-S1/29.538.187.5619.5206.531.831.7528.58M246225M5x0.8

Bottom Maunting(Option):Symbol Mark“BT”example:VBE-4D-S-BT

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