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V-notch Ball Valve 2021-02-26T03:27:37+00:00

Project Description

V-notch Ball Valve

The series 43 is full bore, reduced bore, trunnion, and stem ball type v-notched ball valve, which is exclusively designed for excellent proportional control as much as globe type control valves. The series 43 has special shape of disc which is suitable for accurate throttling control and on-off service not only general fluids but also critical condition in powders, slurry, gummy, fibrous material and other fluids having special characteristics. Specially the face to face dimension is just same with normal ball valves (API 6D)


  • High Cv body size ratio (Full bore)
  • Controls through 90° rotation
  • Excellent flow control rangeability
  • Easy maintenance

Design Flexibility

  • Control any fluids
  • Flow push seat design
  • Full range of body and trim material options with availability of hard facings
  • Seat changeability
  • Self-cleaning and tight seating
  • Double-eccentric disc (options)


Valve Type V-notch Ball Control Valve
Valve Model Series 43
Valve Size (inch) 1/2 3/4 1 1 1/2 2 2 1/2 3 4 5 6 8 10 12 14 16
                (mm) 15 20 25 40 50 65 80 100 125 150 200 250 300 360 400
Pressure Rating ANSI 150# ~ 300# (JIS 10K ~ 20K, PN 10~ 25)
End Connection RF, FF, SW, BW, RTJ
Body Materials A216WCB, A351CF8/CF8M, A351CF3/CF3M, H-C, H-B, and so on
Bonnet Type Plain(-17°C to 230°C), Extension(-45°C to -17°C, over 230°C), Cryogenic(-196°C to -45°C)
Packing Graphite foil, Carbon fiber, Teflon fiber
Gasket Spiral Wound Metal gasket
Guiding Bushing
Seat Type Metal/Soft
Valve Plug Shapes V-port
Plug Characteristic Equal Percentage/Linear
Trim Materials A351CF8/CF8M, A351CF3/CF3M, H-C, H-B and so on