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BFV-711

SIZE：2" ~ 24" ( DN50 ~ DN600 )
API 609 Resilient seat concentric butterfly valve, lug type, pinless design. WRAS certified.

Product Features



• Pinless design create complete isolation between
  stem and media, providing longer service time.
• Easy installation and maintenance.
• Quick 90 degrees on-off operation.
• Phenolic back seat desigtn, elastomer is supported by
  hard phenolic backing, is replaceable.
• Dovetail seat ( soft back seat ) is available upon
  request.
• Bubble-tight sealing with no leakage.
• ISO 5211 mounted pad for actuator application.
• Lug type is suitable for ASME B16.5, EN1092, 
  AS2129, BS10, etc.Please consult Terofox for 
  specific application.
• Variety of material is available upon request, please 
  consult Terofox for specific application.
• Cast iron lever as Terofox standard, Alumium lever /  
  Stainless steel lever are available upon request.
• FM/UL listed and WRAS certificate are available upon
  request.
• FDA seat certificate is available upon request.
• WRAS Product Approved: BFV-7 series butterfly valves (WRAS approved to Water Supply (Water Fittings) Regulations or Scottish Byelaws in the UK) demonstrate an appropriate quality and standard, provided the fitting is installed according to any conditions given within the approval.

Applicable Standards



 Body Material  CI / DI / WCB / CF8 / CF8M
 Seat Material  EPDM / NBR / VITON
 Working Pressure  10 / 16 bar
 Valve Design  API 609 Category A
 Connection  Lug type suit to Class 125 / Class 150 /
 PN 10 / PN 16 / JIS 10K flange. 
 Face to Face  API 609 Category A
 Valve Test   Shell : W.P. x 1.5 times by water.
 Seat : 6 bar by air.
 Model Option  BFV-701 : Pin design.
 BFV-721 : Slim-disc design.
 BFV-711D : Dovetail seat design.
 Operation Option  Bare shaft
 Lever
 Gear box
 Pneumatic actuator
 Electric actuator