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Keystone-P-figure 221 222 butterfly valves

Keystone Figure 221/222 Butterfly Valves

Descrizione del prodotto

Keystone Figure 221/222 economical bonded resilient seated butterfly valves are designed for bi-directional and end-of-line service available in both wafer (Figure 221) and lugged (Figure 222) style.

Prodotti

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series e01 trunnion mounted ball valve
F89
Powered Actuator
figure 221 222 butterfly valve
Powered Actuator
F89
figure 221 222 butterfly valve
Manual Actuator
Material
304 Stainless Steel, 316 Stainless Steel, Buna-N, Cast Iron, Epdm Rubber
Operating Temperature
Up to 250 F (120 C)
Pressure Class
ASME
Process Connection Type
150RF
Seat/Seal Type
Resilient
Shutoff Class
Zero Leakage
Standards
API 609, ASME B16.34
Valve Size
5 inch, NPS 10 / DN 250, NPS 12 / DN 300, NPS 2 / DN 50, NPS 2-1/2 / DN 65, NPS 3 / DN 80, NPS 4 / DN 100, NPS 6 / DN 150, NPS 8 / DN 200
Valve Size Standard
NPS
Valve Type
Butterfly

Funzionalità

  • Bubble tight shut-off at full rated pressure in both directions.
  • The F222 lugged version is suitable for bi-directional end-of-line service at full pressure rating.
  • Top and bottom bearings absorbs side thrust loads.
  • A moulded-in O-ring in the seat for flange sealing eliminates the need for flange gaskets.
  • Body locating holes for easy installation and centering between flanges.
  • Extended neck allows adequate clearance for flange and insulation.

Documenti e schemi