ApprovalsUL and C-UL Listed
FM Approved
Working Water Pressure Range 20 to 300 psi (1,4 to 20,7 bar)
Friction Loss
Refer to Graph A.
End Connections Groove x Groove
Flange x Groove Flange x Flange
Refer to Table A for size applicability
Physical Characteristics
The body is ductile iron, the hand-hole cover is ductile iron, and the seat ring is bronze. The clapper for the 2-1/2 inch (DN65) valve size is stainless steel.
The clapper for the larger valve sizes is ductile iron. All valve sizes utilize an EPDM clapper facing.
Flanged connections are available drilled per ANSI, ISO, AS, and JIS specifications as detailed in Table B.
Threaded port connections for the AV-1-300 Valves are available NPT threaded or threaded per ISO 7-1 as detailed in the Ordering Procedure section. Valves with NPT threaded ports will readily accept the trim arrangements detailed in Figures 4 through 6.
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