655 IVR
Check valve threaded

calculation and selection
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Drawing 655 IVR Check valve threaded Design 655 IVR Check valve threaded
Data sheet
Technical description

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Model
655
Manufacturer
IVR
Country
Italy
Allowable working fluids
Water
Connection type
internal thread
Mechanism
disc
Execution
spring-loaded
Tmax (for water)
180 °C
Tmin (for water)
-25 °C
Body material
stainless steel
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm
Kvs
m³/h
l
mm
m
kg
PN
bar
price
15 4.4 56 64 add your price
20 6.8 63 64 add your price
25 10 74 64 add your price
32 17 81 64 add your price
40 26 91 64 add your price
50 43 97 64 add your price
65 75 118 64 add your price
80 112 138 64 add your price
100 172 158 64 add your price

DN - nominal diameter, mm.

m - mass, kg.

L - length along pipeline axis, mm.

PN - nominal pressure, bar.

Kvs - flow coefficient, corresponds to water flow rate in m³/h at which pressure loss on pipeline fittings equals 1 bar.

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DN
Nominal diameter DN
mm
PN
Nominal pressure PN
bar
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