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Technical Instructions
Document Number 155-703P25
October 1, 2010
NOTE:
Use Table 8 to determine the effective Cv when using a full-port ball valve where the ball size and the
lines size differ.
Table 8. Full-Port (No Flow Characterizer) Ball Valve Product Numbers and Flow Coefficients.
Valve
Valve
Line Size
Product
in
Number
Inches
(mm)
599-10307
1/2 (15)
or
599-10307S
599-10311
3/4 (20)
or
599-10311S
599-10316
1 (25)
or
599-10316S
599-10321
1-1/4 (30)
or
599-10321S
599-10324
or
599-10324S
1-1/2 (40)
599-10326
or
599-10326S
599-10329
2 (50)
or
599-10329S
= Valve may be oversized.
Siemens Industry, Inc.
1/2
3/4
1
(13)
(20)
(25)
10.00
6.94
6.19
(8.62)
(5.93)
(5.29)
25.00
18.66
—
(21.55)
(15.95)
63.00
—
—
(54.31)
—
—
—
—
—
—
—
—
—
—
—
—
= Optimal valve size.
Effective (Installed) Cv (Kvs)
Supply Line Size in Inches (mm)
1-1/4
1-1/2
2
(32)
(38)
(51)
—
—
—
15.35
—
—
(13.12)
39.78
33.56
—
(34.00)
(28.69)
100.00
69.19
51.45
(86.21)
(59.13)
(43.98)
63.00
55.34
—
(54.31)
(47.30)
160.00
93.80
—
(137.93)
(80.17)
100.00
—
—
(86.21)
= Valve may be undersized.
599 Series 2-Way Ball Valves
2-1/2
3
4
(63)
(76)
(102)
—
—
—
—
—
—
—
—
—
—
—
—
51.00
—
—
(43.59)
76.34
—
—
(65.25)
94.30
86.12
—
(80.60)
(73.61)
5
6
(127)
(152)
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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