NRV 1010 IMI Hydronic
Check valve wafer

production of discontinued

NRV 1010 IMI Hydronic Check valve wafer
calculation and selection
90 % - model rating
Drawing NRV 1010 IMI Hydronic Check valve wafer
Technical description
Model
NRV 1010
Manufacturer
Country
Sweden
Allowable working fluids
Water
Connection type
flange joint
Mechanism
double disc
Execution
spring-loaded
Tmax (for water)
120 °C
Tmin (for water)
-10 °C
Body material
cast iron
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm 		Kvs
m³/h 		l
mm 		m
kg 		PN
bar 		price
50 54 54 1.8 16 production of discontinued
65 89 54 2.4 16 production of discontinued
80 150 57 3.2 16 production of discontinued
100 310 64 4.8 16 production of discontinued
125 510 70 7.3 16 production of discontinued
150 730 76 10 16 production of discontinued
200 1400 95 14 16 production of discontinued
250 2100 108 24 16 production of discontinued
300 3400 143 38 16 production of discontinued
350 4000 184 60 16 production of discontinued
400 5100 191 77 16 production of discontinued
450 6700 203 99 16 production of discontinued

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.

question : comment : feedback

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DN
Nominal diameter DN
mm
PN
Nominal pressure PN
bar
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