Swiss Fluid SBP

Plastic lined butterfly valves SBP are available in either wafer or lug style for on/off, throttling or control applications for liquid, powdery media or gaseous service.

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  • Large selection of different materials and trims
  • Dynamic, live loaded stem seal according to TA-Luft
  •  Flow-optimized disc for high cv values
  •  Mechanically locked in disc encapsulation
  •  Blow-out proof one-piece disc/stem assembly
  • Disc features a rated breaking-point outside the atmospheric seal
  • Wide, chambered flange face
  • Hysteresis free throttling characteristic
  • ISO mounting flange for direct automation

Technical Data

  • Version: ANSI, DIN / ISO
  • Sizes: 1″ – 42″ (DN25 – DN1000)
  • Flanges: ASME B16.5 RF ANSI 150lbs, EN 1092-1 B1 PN10/16
  • Face to face: ASME B16.10, EN 558-1 series 20
  • Body: ASTM A216 WCB, Cast steel 1.0619
  • Lining: PTFE, PTFE-AS (conductive)
  • Valve Disc: PFA, PFA-AS-encapsulated (conductive)
  • Backing: VMQ
  • Operating Conditions: (depending on lining material)
  • Pressure: 1mbar up to 16 bar
  • Temperature: -40°C up to +230°C


  • Body: AISI 316 CF-8M, AISI 316L CF-3M, Stainless steel casting 1.4408, Stainless steel casting 1.4404
  • Lining: PTFE-T, UHMWPE, PVDF
  • Valve Disc: ETFE, PVDF, PP, 1.4462 polished, Titanium Grade 2, Hastelloy C, Zirconium, Tantalum
  • Backing: FPM, EPDM