DAWSONS-TECH Ball Valves Series : VB87 Angle Ball Valves with Live Loaded PEEK Seat provides repeated leak tight shut off and also compensate for wear and Pressure / Temperature fluctuations during its operations.
Features / Benefit :
  • Available in Material SS316
  • Material traceable to certified material test report
  • Three-piece design with Panel Mounting Body
  • Low torque actuation
  • Live Loaded PEEK Seat
  • Floating Ball design
  • Quarter turn positive stop handle
  • Every Valve is pressure tested
Product Range and Operating Parameters :
  • Pressure Rating :UPTO 6000 PSIG (413 Bar) at CWP with PTFE packing, PEEK Seat and Fluorocarbon ‘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
  • High Pressure Instrument Lines
  • General Plant Service
Type Test Approvals :
 The design of DAWSONS-TECH Ball Valves Series : VB87 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
    15Belleville WasherStainless Steel
    16Gland Back-up RingPEEK
    17Gland ‘O’ RingFluorocarbon
    18Seat GlandSS316
    19Ball SeatPEEK
    20Floating BallSS316
    21Valve BodySS316
    22End PlugSS316
    23End Connector (Inlet)SS316
    Standard Configuration Dimensions :
    End ConnectionDimensions in mmDawsons-TechPart No.
    TypeSize - AOrificeCvBCDEFGHIA/F
    Female NPT1/8”4.20.9231.923.28.634.534.330.014.84.014.27VB87-FF2N
    1/4"6.32.3439.626.013.538.243.838.019.56.320.6VB87-FF4N
    3/8”8.24.3042.828.815.339.046.038.019.56.325.4VB87-FF6N
    1/2"10.26.4251.331.516.046.054.663.522.79.527.0VB87-FF8N
    3/4"12.212.4553.633.618.644.558.063.522.79.531.75VB87-FF12N
    Male NPT1/8”4.20.9233.723.28.634.536.030.014.84.014.27VB87-MM2N
    1/4"6.32.3442.026.013.538.246.238.019.56.320.6VB87-MM4N
    3/8”8.24.3046.228.815.339.049.238.019.56.325.4VB87-MM6N
    1/2"10.26.4255.231.516.046.058.563.522.79.527.0VB87-MM8N
    3/4"12.212.4557.433.618.644.562.063.522.79.531.75VB87-MM12N
    FractionalTube Fittings1/8”2.20.2133.023.28.634.535.230.014.84.014.27VB87-TT2
    1/4"4.20.9234.726.08.634.537.030.014.84.014.27VB87-TT4
    3/8”6.32.3440.228.813.538.244.438.019.56.320.6VB87-TT6
    1/2"10.26.4247.931.516.046.051.263.522.79.527.0VB87-TT8
    3/4"12.212.4550.033.618.644.554.563.522.79.531.75VB87-TT12
    MetricTube Fittings3mm2.00.2133.223.28.634.535.230.014.84.014.27VB87-TT3M
    6mm4.20.9235.023.28.634.537.230.014.84.014.27VB87-TT6M
    8mm6.32.3439.826.013.538.244.038.019.56.320.6VB87-TT8M
    10mm8.24.3044.028.815.339.047.038.019.56.325.4VB87-TT10M
    12mm10.26.4247.931.516.046.051.663.522.79.527.0VB87-TT12M
    16mm12.212.4550.433.618.644.555.063.522.79.531.75VB87-TT16M
    Metal GasketFace Seal1/4"4.51.0336.223.28.634.537.230.014.84.014.27VB87-GFS4
    1/2"9.55.5748.531.516.046.051.663.522.79.527.0VB87-GFS8
    ‘O’ RingFace Seat1/4"4.51.0339.523.28.634.537.230.814.84.014.27VB87-ORF4
    1/2"9.55.5754.531.516.046.058.563.522.79.527.0VB87-ORF8
     Dimensions are for reference only and are subject to change.
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