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VU6 series
Straight or Angle Pattern, Both UNILOK Tube Fittings or Both Tube or Pipe Socket Welds

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  • Instruments | Valve | Union Bonnet Valves

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  • Dimensions
  • How To Order
  • Pressure-Temperature Ratings
  • Features

Dimensions

 

Part No.End  ConnectionsOrificeCVDimensions (mm)
InletOutletLL1hh1H
(open)
WQJ
VU61U-04T-1/4" UNILOK4.00.3561.9319.627.877.845.015.1-
U-M06T-6mm UNILOK
U-M08T-8mm UNILOK
WS-04T1/4" Tube SW46237.2
VU62U-06T-3/8" UNILOK6.40.86723612.734.193.764.019.9-
U-08T-1/2" UNILOK77.838.9
U-M10T-10mm UNILOK7333.3
U-M12T-12mm UNILOK7839
WS-06T3/8" Tube SW57.225.48.0
WS-08T1/2" Tube SW57.225.49.6
WS-04P1/4" Pipe SW57.228.6
VU63U-08T-1/2" UNILOK92.209748.515.946.0121.589.026.2-
U-12T-3/4" UNILOK
U-16T-1" UNILOK11100-17.547.6
U-M12T-12mm UNILOK9843.715.946.0
WS-08T1/2" Tube SW1079.439.79.6
WS-12T3/4" Tube SW 79.4-11.1
WS-08P1/2" Pipe SW1179.439.79.6

How To Order

UNILOK VU6 series union bonnet valves are ordered by part number as shown below.

Example: The following part number, VU62F-04N-SS is designated for VU6 series union bonnet valve with1/4" female NPT to 1/4" female NPT, 316SS.


VU62F-04N-SS- - 
UNILOK
Valve
Valve
Type
Connection
type 
Connection
Size
Body
Materials
Stem
Type
Packing
Materials
Valve TypeConnection SizeBody Materials
U6Straight PatternFractional(Inch) Tube O.D. DesignationSS316SS
U6AAngle PatternTube
O.D.
inch1/81/43/81/23/41MOAlloy 400
mm3.176.359.5212.7019.0525.40Other alloys are available upon request
Connection TypeDesignator02T04T06T08T12T16T
UUNILOK Tube FittingStem Type
FFemale NPT or ISO7/1(PT)Metric Tube O.D. DesignationNoneVee Stem
MMale NPT or ISO7/1(PT)Tube O.D.mm681012RRegulating
WS-Socket Weld -TubeDesignatorM06TM08TM10TM12TSSoft-seat
WS-Socket Weld - PipeBBall
Pipe Size Designation (NPT or ISO7/1-PT)
Pipe Size1/81/43/81/23/41Packing Materials
Designator02N/R04N/R06N/R08N/R12N/R16N/RNonePTFE
PKPEEK
Weld Size DesignationGFGrafoil
Tube Size1/43/81/23/4
Designator04T06T08T12T
Pipe Size1/43/81/2 
Designator04P06P08P 

Pressure-Temperature Ratings

Body MaterialStemPTFE packingPacking
Material
Body
Material
Temperature
Rating
Pressure Rating
 @ Max.
Temperature
Temperature
Rating
Pressure
Rating
@ 38
psigbar
psigbarPTFE316SS-54~232-65~4504130285
316SSVee, Ball, Regulating-54~232-65~4506000413Alloy 4003970274
Soft-seat (Kel-F)-54~93-65~200PEEK316SS-54~315-65~6003760260
Alloy 400Vee, Ball, Regulating-54~232-65~4505000345Alloy 400-54~260-65~5003960273
Soft-seat (Kel-F)-54~93-65~200Grafoil316SS-54~648-65~12001715119
For the service with aromatic heat transfer fluids or concentrated sulfuric and nitric acids, PEEK is not recommended.Alloy 400-54~260-65~5003960273
Alloy 400/Monle is not applicable over 260(500)



Features

Pressure rating up to 6000 psig (413 bar) @38°C (100°F). 

Temperature rating from -53°C (-65°F) to 232°C (450°F) with standard PTFE packing, up to 648°C (1200°F) with Grafoil packing.

Roll-threaded and hardened stem for long cycle life.

Union bonnet design to ensure a high-integrity seal under severe environments.

Panel mounting without packing disruption.

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