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NAF - Setball SF V-Port Ball Sector Control Valve Short Pattern

The NAF-Setball SF series V port ball segment control valve is designed for high performance modulating control providing excellent equal percentage flow characteristics. It’s compact size, and short face-to-face dimensions significantly reduce weight making it a cost effective choice. Options of positioners are available for plants that require Profibus or HART communication and are all carried in stock. Together with it’s high flow capacity it is highly versatile and an ideal solution for a range of general control applications including liquids, gasses, vapours and erosive media such as pulp, fibres or slurries. This low torque vibration resistant and compact valve package is suitable for precision control and available ex stock in South Africa. For more information, download the brochure now!

Setball SF
V-Port Ball Sector providing excellent control characteristics
  • Short Face to Face providing a very compact design
  • One piece leak proof body
  • Modular design / no actuator brackets
  • Spring loaded seal packing with top and bottom bearings
  • Seats that are easily replaced
Size Range
25mm to 250mm / 1” to 10”
Pressure Rating
PN40 / ANSI 300
Up to 250°C
End Connections
Body Materials
Stainless Steel CF8M (EN1.4408)
Ball Materials
Stainless steel CF8M (EN1.4408) + Hard Chrome Plated
Seat MaterialsMetal Seats Alloy 6 / Stainless Steel
  • For process control applications throughout industry
  • For media that contains solids and particles
  • For pulp stock and media containing fibres
  • For an an accurate and wide control range
  • For high pressure drops