Control valves
Control valves
Valve size
DN15
(1⁄2")
DN20
(3⁄4")
DN25
(1")
DN32
(11⁄4")
DN40
(11⁄2")
DN50
(2")
DN65
(21⁄2")
DN80
(3")
DN100
(4")
Standard
trim
High capacity Equal %
4.9
7.2
11.0
17.5 31.0
46.0
90
115
N/A
Equal %
Full port
Linear
Fast opening
4.0
6.3
10.0
16.0 25.0
36.0
63
100
160
4.0
6.3
10.0
16.0 25.0
36.0
63
100
160
4.0 6.3
10.0 18.0 28.0
50.0 85
117 180
Reduced
trim 1
Equal %
Linear
2.5
4.0
6.3
10.0 16.0
25.0
36
63
100
2.5
4.0
6.3 10.0 16.0
25.0 36
63 100
Reduced
trim 2
Equal %
Linear
1.6 2.5
4.0 6.3 10.0
16.0 25
36 63
1.6
2.5
4.0 6.3 10.0
16.0
25
36
63
Reduced
trim 3
Equal %
Linear
1.0 1.6
2.5 4.0 6.3
10.0 16
25 36
1.0
1.6
2.5
4.0 6.3
10.0 16
25
36
Reduced
trim 4
Equal %
Linear
1.0
1.6 4.0
6.3
16
1.0
1.6 4.0
6.3
16
Reduced
trim 5
Equal %
Linear
1.0
4.0
1.0
4.0
Microflute
0.5
0.5
0.5
0.2
0.2
0.2
0.1 0.1
0.1
0.07
0.07
0.07
0.01 0.01
0.01
4.1.47
Valve size
DN15
(1⁄2")
DN20
(3⁄4")
DN25
(1")
DN32
(11⁄4")
DN40
(11⁄2")
DN50
(2")
DN65
(21⁄2")
DN80
(3")
DN100
(4")
Standard
trim
High capacity Equal %
5.7 8.3
12.7
20.2
36.0
53.0 104.0
133.0
N/A
Equal %
Full port
Linear
Fast opening
4.6 7.3
12.0 18.0
29.0 42.0 73.0
116.0 185.0
4.6 7.3
12.0
18.0
29.0
42.0 73.0
116.0
185.0
4.6 7.3
12.0 21.0
32.0 58.0 98.0
135.0 208.0
Reduced
trim 1
Equal %
Linear
2.9 4.6
7.3
12.0
18.0
29.0 42.0
73.0
116.0
2.9 4.6
7.3
12.0
18.0
29.0 42.0
73.0
116.0
Reduced
trim 2
Equal %
Linear
1.8 2.9
4.6 7.3
12.0 18.0 29.0
42.0 73.0
1.8 2.9
4.6
7.3
12.0
18.0 29.0
42.0
73.0
Reduced
trim 3
Equal %
Linear
1.2 1.8
2.9
4.6
7.3
12.0 18.0
29.0
42.0
1.2 1.8
2.9
4.6
7.3
12.0 18.0
29.0
42.0
Reduced
trim 4
Equal %
Linear
1.2
1.8
4.6 7.3
18.0
1.2
1.8
4.6 7.3
18.0
Reduced
trim 5
Equal %
Linear
1.2 4.6
1.2 4.6
Microflute
0.58 0.58
0.6
0.23 0.23
0.23
0.12 0.12
0.12
0.081 0.081
0.081
0.012 0.012
0.012
Kv values
Notes:
-
Special Kv on request
-
For low noise and anticavitation Kv please see TI-S24-59
Cv (US) values
Cv (US) = Cv (UK) x 1.2009
Notes:
-
Special Cv on request
-
For low noise and anticavitation Cv please see TI-S24-59
TI-S24-70 CH Issue 6
Spira-trol
TM
Two-port Control Valves EN Standard LE, LF and LL DN15 to DN100 and ASME Standard LEA, LFA and LLA 1⁄2" to 4"
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