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R88/R89 Ball Valves
Brand: SVF Flow Controls, LLCThe 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 C276.
Features- Three-Piece Ball Valve, Alloy 20 or Hastelloy C276
- Standard Port, Sizes 1/4" ~ 3" (1/4" & 3/8" are Full Port)
- All wetted parts are 100% Alloy 20 (CN7M) or Hastelloy C276 (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
Specifications
Body Material
- Hastelloy C276 (ASTM A494, CW-12MW)
- Alloy 20 (ASTM A351-CN7M)
End Connector
- Hastelloy (ASTM A494, CW-12MW)
- Alloy 20 (ASTM A351-CN7M)
Ball Material
- Hastelloy C276 (ASTM A494, CW-12MW)
- Alloy 20 (ASTM A351-CN7M)
Stem Material
- Hastelloy C276 (ASTM A494, CW-12MW)
- Alloy 20 (ASTM A351-CN7M)
Seat Material
- TFM 1600
- Delrin
- SupraLon
- UHMWPE
Body Seal
- PTFE
- Buna-N
- Grafoil
- SupraLon
- UHMWPE
- Viton
- EPDM
Stem Seal
- SupraLon
- TFM 1600 Optional
Retainer Sizes 2-1/2” & 3”
- Hastelloy C276 (ASTM A494, CW-12MW)
- Alloy 20 (ASTM A351-CN7M)
Valve Size
- 1/4" to 3"
End Connection
- Threaded End (FNPT)
- Socket Weld End
- Butt Weld End
- Threaded End x Butt Weld End
- Threaded End x Socket Weld End