Van bướm Butterfly Valve 221/222 Series - Keystone-Pentair Vietnam - TMP Vietnam

SERIES 221/222

An economical bonded resilient seated butterfly valve for bi-directional and end-of-line service• F221 Wafer style valve• F222 Lugged style valve

Ideal for building services and irrigation applications that require shut-off control. The valve has a moulded in seat and can be used in full vacuum service.

DESCRIPTION 

• 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.

SPECIFICATION

Type:

Resilient seated

Temperature:

Up to +107°C

Size:

DN 50-300

Style:

Resilient seated

Pressure:

Up to 17.24 bar

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Van bướm Butterfly Valve 221/222 Series - Keystone-Pentair Vietnam - TMP Vietnam