DAWSONS-TECH Ball Valves Series : VB43 Three Piece bi-directional Flow Ball Valves offers medium pressure rating UPTO 3000 PSIG (206 Bar).
‘O’ Ring energized PTFE / PEEK Ball Seat ensure 100% bubble tight shut off and continuous repeatable performance.
Features / Benefit :
  • Available in Material SS316
  • Material Traceable to certified material test report
  • Three-piece body design, on / off service with two way pattern
  • Panel mountable design
  • Low torque actuation Bi-directional flow
  • Floating Ball design, ‘O’ Ring energizing Ball Seat
  • Quarter turn positive stop handle
  • Every Valve is pressure tested
Product Range and Operating Parameters :
  • Pressure Rating :UPTO 3000 PSIG (206 Bar) at CWP with PTFE Seat and Fluorocarbon / PTFE ‘O’ Ring
  • Temperature Rating : -54o C to 180o C (depending on ‘O’ Ring material)
  • End Connections -
    • Fractional : 1/8" to 3/4" Tube OD
    • Metric : 3mm to 16mm Tube OD
  • Pipe Threads : 1/8" to 3/4" Male / Female BSP / BSPT / NPT
Applications :
  • Hydraulic
  • Gas
  • Instrument Air Lines
  • General Plant Service
Type Test Approvals :
 The design of DAWSONS-TECH Ball Valves Series : VB43 have been tested to Hydrostatic Proof and Burst Test in accordance with MSS SP-99-2016a Clause 5.5 & 5.6.

Testing :
  • Standard Test - Each Valve is pressure tested with Nitrogen at 1000 PSIG (69 Bar) for leakage at the seat and packing.
  • Optional Hydrostatic Test - This Test is performed with De-ionized water at 1.5 times the working pressure.
    •  
    Certification :
     The Certificate to 3.1 acc. to EN10204 for Valve body material and pressure test will be provided on request.
    Material of Constructions :
    Sr. No.Part DescriptionMaterial
    1Handle With Brass InsertNylon
    2Grub ScrewSS316
    3Panel NutSS316
    4Packing NutSS316
    5Stem BearingPEEK
    6Stem WasherPEEK
    7Stem ‘O’ RingFluorocarbon
    8Stem Back-up RingPTFE
    9Stem Seal RetainerSS316
    10Retainer Back-up RingPTFE
    11Retainer ‘O’ RingFluorocarbon
    12Valve StemSS316
    13End ConnectorSS316
    14Connector ‘O’ RingFluorocarbon
    15Energized SealFluorocarbon
    16Seat GlandSS316
    17Ball SeatPEEK / PTFE
    18Floating BallSS316
    19Valve BodySS316
    Standard Configuration Dimensions :
    End ConnectionDimensions in mmDawsons-TechPart No.
    TypeSize - AOrifice(mm)CvBCDEGHIA/F
    Female NPT1/8”4.20.9230.030.08.634.530.014.84.014.27VB43-FF2N
    1/4”6.32.3437.737.713.538.238.019.56.322.2VB43-FF4N
    3/8”8.24.3036.436.415.339.038.019.56.323.8VB43-FF6N
    1/2"10.26.4246.546.516.046.063.522.79.527.0VB43-FF8N
    3/4"12.212.4550.050.018.644.563.522.79.531.5VB43-FF12N
    Male NPT1/8”4.20.9231.631.68.634.530.014.84.014.27VB43-MM2N
    1/4”6.32.3442.742.713.538.238.019.56.322.2VB43-MM4N
    3/8”8.24.3043.043.015.339.038.019.56.323.8VB43-MM6N
    1/2"10.26.4249.449.416.046.063.522.79.525.4VB43-MM8N
    3/4"12.212.4552.752.718.644.563.522.79.528.57VB43-MM12N
    Male x FemaleNPT1/8”4.20.9231.630.08.634.530.014.84.014.27VB43-MF2N
    1/4”6.32.3442.737.713.538.238.019.56.322.2VB43-MF4N
    3/8”8.24.3043.036.415.339.038.019.56.323.8VB43-MF6N
    1/2"10.26.4249.446.416.046.063.522.79.525.4VB43-MF8N
    3/4"12.212.4552.750.018.644.563.522.79.528.57VB43-MF12N
    FractionalTube Fittings1/8”2.20.2131.031.08.634.530.014.84.014.27VB43-TT2
    1/4”4.20.9232.832.88.634.530.014.84.014.27VB43-TT4
    3/8”6.32.3440.440.413.538.238.019.56.322.2VB43-TT6
    1/2"10.26.4242.042.016.046.063.522.79.525.4VB43-TT8
    3/4"12.212.4545.345.318.644.563.522.79.528.57VB43-TT12
    MetricTube Fittings3mm2.00.2131.031.08.634.530.014.84.014.27VB43-TT3M
    6mm4.20.9232.832.88.634.530.014.84.014.27VB43-TT6M
    8mm6.32.3439.639.613.538.238.019.56.322.2VB43-TT8M
    10mm8.24.3041.641.615.339.038.019.56.323.8VB43-TT10M
    12mm10.26.4242.542.516.046.063.522.79.525.4VB43-TT12M
    16mm12.212.4546.046.018.644.563.522.79.528.57VB43-TT16M
    Metal GasketFace Seal1/4"4.51.0334.334.38.634.530.014.84.014.27VB43-GFS4
    1/2"9.55.5742.542.516.046.063.522.79.527.0VB43-GFS8
    ‘O’ RingFace Seal1/4"4.51.0337.637.68.634.530.014.84.014.27VB43-ORF4
    1/2"9.55.5748.848.816.046.063.522.79.527.0VB43-ORF8
    Dimensions are for reference only and are subject to change.
    View / Download Catalogue
    Ordering Information