B BZK DIAGRAMMA PORTATE FLOW SHEET DIAGRAM
Corsa / Stroke (mm)
Corsa / Stroke (mm)
120
200
DN100 LIN
180
DN80 LIN
LL DN100 1-2 & 2-1 LL DN100 1-3 & 3-1 LL DN80 1-2 & 2-1 LL DN80 1-3 & 3-1 LL DN3" 1-2 & 2-1 LL DN3" 1-3 & 3-1 LL DN65 1-2 & 2-1 LL DN65 1-3 & 3-1 LL DN2"1/2 1-2 & 2-1 LL DN2"1/2 1-3 & 3-1 LL DN50 1-2 & 2-1 LL DN50 1-3 & 3-1
100
DN3" LIN
160
DN65 LIN
140
80
DN2"1/2 LIN
120
2 1
DN100 EQP
60
100
DN80 EQP
VERSIONE LL LL VERSION
VERSIONE P7-LL P7-LL VERSION
80
DN3" EQP
40
60
DN50 LIN
DN65 EQP
40
20
DN2"1/2 EQP
20
3
DN50 EQP
0
0
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19
0
1
2
3
4
5
6
7
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Corsa / Stroke (mm)
Corsa / Stroke (mm)
Corsa / Stroke (mm)
40
30
120
100
DN40 LIN
80
35
LL DN100 1-2 & 2-1 LL DN100 1-3 & 3-1 LL DN80 1-2 & 2-1 LL DN80 1-3 & 3-1 LL DN3" 1-2 & 2-1 LL DN3" 1-3 & 3-1 LL DN65 1-2 & 2-1 LL DN65 1-3 & 3-1 LL DN2"1/2 1-2 & 2-1 LL DN2"1/2 1-3 & 3-1 LL DN50 1-2 & 2-1 LL DN50 1-3 & 3-1
LL DN40 1-2 & 2-1
25
100
3"
DN40 EQP
30
65
LL DN40 1-3 & 3-1
20
80
2"1/2
25
DN32 LIN
LL DN32 1-2 & 2-1
100
20
15
60
80
DN32 EQP
LL DN32 1-3 & 3-1
3"
15
10
40
50
LL DN25 1-2 & 2-1
DN25 S25 LIN
10
65
5
20
5
2"1/2
LL DN25 1-3 & 3-1
DN25 S25 EQP
50
0
0
0
0
1
2
3
4
5
6
7
8 9 1011121314151617181920
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19
CORSA / STROKE
CORSA / STROKE
Corsa / Stroke (mm)
Corsa / Stroke (mm)
7
30
0
DN25 S19 EQP
6
LL DN40 1-2 & 2-1
25
0
VALVES SIZING (LIQUIDS) The flow coefficient Kv indicates the flow capacity in m 3 /h with a pressure drop of 1 bar when the valve is completely open (water at 20°C) The Kv value is calculated with the following formula:
DIMENSIONAMENTO DELLE VALVOLE (LIQUIDI) Il coefficiente di efflusso Kv indica la portata in m 3 /h con una perdita di carico di 1 bar quando la valvola è completamente aperta (acqua a 20°C). Il valore Kv si calcola utilizzando la seguente formula: DN25 S12,7 EQP
5
LL DN40 1-3 & 3-1
20
2
4
LL DN32 1-2 & 2-1
15
3
2
LL DN32 1-3 & 3-1
DN25 S9,5 EQP
10
2
LL DN25 1-2 & 2-1
5 S25
5
1
DN25 S6,3 EQP
With: Q = Flow capacity (m 3 /h) Δ p = Pressure drop on the valve (bar) 0,2 bar is the minimum pressure drop of the valve N.B. For gas and steam setting, contact Bardiani Valvole technical department.
Dove: Q = Portata (m 3 /h). Δ p = Perdita di carico sulla valvola (bar) 0,2 bar è la perdita di carico minima sulla valvola. 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2 3 4 5 6 7 8 9 10 11 12 13 14
LL DN25 1-3 & 3-1
5 S25
0
0
1
15
16
17
18
Corsa / Stroke (mm)
0,35
N.B. per il dimensionamento con gas e vapori, contattare il ufficio tecnico Bardiani Valvole.
5 S19
0,3
0,25
5 7
9
0,2
DN25 S3,2 EQP
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