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4inch (100mm) Fig 221 Keystone Cast Iron Butterfly Valves for NSW Cement Processing Facility

Another pallet of F221 Wafer Style Keystone Butterfly Valves heading out to a Cement Processing Facility in NSW. The Keystone F221 & F222 are an economical bonded resilient seated butterfly valve for bi-directional and end-of-line service.

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• 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.

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.

Size range: DN 50-300 (NPS 2-12)
Temperature rating: -29°C to 120°C (-20°F to 250°F)
Pressure rating: 16 bar (250 psi) bi-directional bubble tight shut-off rating.
End of line: 16 bar with F222 lugged valve.
Standard flange drilling: AS 2129 E, ASME Class 125/150, JIS 5K/10K, PN 10 and 16*

Other drillings available upon request.

Call us today to discuss your Butterfly Valve requirements on 1300 852 795 or email

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