F6450HD+GW06

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Butterfly Valve, 2-way, ANSI Class Consistent with 125, DN 450, flange, Cv 21705 

Weight 260 lbs
Valve size

18" [450]

Brand

Belimo

Pattern

2-way

Fluid

chilled, hot water, up to 60% glycol

ANSI Class

Consistent with 125

Close-Off Pressure
200 psi
Flow characteristic
modified equal percentage
Housing
ductile iron ASTM A536
Stem
stainless steel AISI 416
Seat
EPDM
Rangeability Sv
10:1 (for 30° to 70° range)
Controllable flow range
90° rotation
ANSI Class
Consistent with 125
Maximum Velocity
12 FPS
Pipe connection
for use with ANSI class 125/150 flanges
Bearing
RPTFE
Disc
304 stainless steel
Surface treatment
epoxy powder coated
Valve Size
18" [450]
Gear operator materials
Gears - hardened steel
Lug threads
1-8 UNC
Number of Bolt Holes
16
BFV flange type
Lug types
Flow Rating
9518
Cv
21705 
Stem seal
EPDM (lubricated)
Pressure independent
NO
Body pressure rating note
standard class B
Media Temp Range (water)
-22...250°F [-30...120°C]
Application
Valve is designed for use in ANSI flanged piping systems to meet the needs of bi-directional high flow HVAC hydronic applications with 0% leakage. Typical applications include cooling tower bypass, primary flow change-over systems, and large air handler coil control. Valve face-to-face dimensions comply with API 609 & MSS-SP-67, Completely assembled and tested, Ready for installation.

Installation instructions Download: Installation instructions

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