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20 Bray - Butterfly valve

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Model
20
Manufacturer
Country
United States
Allowable working fluids
Water | Compressed air | Gas
Connection type
flange joint
Tmax (for water)
121 °C
Tmin (for water)
-40 °C
Body material
cast iron
Mounting holes / lugs
centering
Compatibility with actuators
ISO 5211
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm 		Kvs
m³/h 		l
mm 		m
kg 		PN
bar 		price
25 - 30 0.90 10 add your price
40 - 32 1 10 add your price
50 - 41 3 10 add your price
65 - 44 3 10 add your price
80 - 44 3 10 add your price
100 - 50 5 10 add your price
125 - 53 6 10 add your price
150 - 56 8 10 add your price
200 - 63 15 10 add your price
250 - 64 21 10 add your price
300 - 78 31 10 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.

question : comment : feedback

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DN
Nominal diameter DN
mm
PN
Nominal pressure PN
bar
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