The SVF Series R88/R89 ball valves are part of our family of exotic alloy products designed for demanding applications. These process-quality, high performance valves are engineered and manufactured to meet applications requiring all wetted metal parts to be Alloy 20 or Hastelloy.

  • Three-Piece Ball Valve, Alloy 20 or Hastelloy
  • Standard Port, Sizes 1/4" ~ 3" (1/4" & 3/8" are Full Port)
  • All wetted parts are 100% Alloy 20 (CN7M) or Hastelloy (ASTM A494, CW-12MW)
  • ISO 5211 mounting pad for easy actuation
  • Live-loaded stem packing ensures seal-tight pressure containment under thermal cycling
  • Blowout proof stem adds safety & reliability
  • Standard seat material is TFM1600™
  • Encapsulated body seals to facilitate welding without disassembly

R89 Ball Valve


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