41C Ball Valve ANSI Class 150

Brand: SVF Flow Controls, LLC

The SVF Series 41C flanged ball valves are high performance valves that are certified to API-607 fire safe standard (with GRAFOIL® body seal only) and API-608. 

An OSHA compatible latch-lock handle comes standard, and a variety of seats and seals are available for a wide range of industrial applications.
  • Flanged Ball Valve, ANSI Class 150, Standard Port, 1-1/2” ~ 6”
  • Standard Fire Safe Certification to API 607, Anti-Static
  • Standard NACE MRO175
  • Standard seat material is TFM1600™
  • Optional SupraLon™ seats for higher temperature, steam, and thermal fluid applications
  • ISO 5211 mounting pad for easy actuation
  • Live-loaded stem packing ensures seal-tight pressure containment under thermal cycling
  • ISO 15848-1 certified for emissions



  • 316 Stainless Steel (ASTM A351 CF8M)
  • Carbon Steel (ASTM A216 WCB)

End Connector

  • 316L Stainless Steel (ASTM A351 CF8M)
  • Carbon Steel (ASTM A216 WCB)


  • 316 Stainless Steel (ASTM A351 CF8M)


  • 316 Stainless Steel (ASTM A276)


  • TFM 1600 or SupraLon TM

Body Seal

  • Grafoil + 316 Stainless Steel or PTFE

Stem Seal

  • Grafoil

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