Butterfly valves, VFY-WH, Handle, Wafer

065B7354

This product has been discontinued.

VFY-WH PN16 DN80 CI/PA/EPDM

Product details

Gross weight 3.797 Kg
Net weight 3.787 Kg
Volume 7.2 Liter
EAN 5702421536124

 

Ambient temperature [°C] [min] -10 °C
Application Heating and cooling
Approval CE
Approval standard PED 97/23/CE, EN 12266-1, Rate A
Body material Cast iron EN GJL 250 (DIN GG25)
Connection types Wafer
Description VFY-WH PN16 DN80 CI/PA/EPDM
Diameter [mm] 80 mm
Differential pressure range [bar] [Max] 16 bar
Flanges material Cast iron EN GJL 250 (DIN GG25)
Function On/off
Gear flange type F05
Kvs values [m³/h] 275 m³/h
Label product Yes
Leakage rate [% Kvs] Leakage rate A
Length [mm] 46 mm
Media pH [Max] 10
Media pH [Min] 7
Media temperature [°C] [Max] 120 °C
Media temperature [°C] [Min] -10 °C
Medium alternative Glycolic water up to 50%
Medium alternative 2 Circulation water
Mounting orientation except cap down
Number of ports 2
Operating torque [Nm] 25 N-m
Operation type Handle
Permissible media District heating/cooling circulation water
Pressure nominal [bar] 16 bar
Product group Butterfly valves
REACH Candidate List substances No
Rotation angle [°] 90 °
Stem sealing material Nitrile/Viton/Zinc coated S. + PTFE
Storage temperature [°C] [Min] -10 °C
Type VFY-WH
Valve body material Cast iron EN GJL 250 (DIN GG25)
Valve disc material Ductile iron EN GJS 400-15 (DIN GGG 40) with Polyamid coating
Valve liner material EPDM
Valve stem material Stainless steel AISI 420
Valve type Concentric Design

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