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Table 3-3: PT878GC Installation Requirements for Steam
Pipe
Pipe Wall
Size in.
Inches
(mm)
(mm)
3 (80)
<0.22 (5.6)
<0.3 (7.6)
4 (100)
<0.24 (6.1)
<0.34 (8.6)
6 (150)
<0.28 (7.2)
<0.44 (11.2)
8 (200)
<0.33 (8.4)
<0.5 (12.7)
10 (250)
<0.37 (9.4)
<0.5 (12.7)
12 (300)
<0.38 (9.7)
<0.5 (12.7)
Installing the Dampening Material, Transducers and Fixtures
Transducer
Pressure
(MHz)
psig (bar)
0.5
0.5
200 (14.8)
0.5
0.5
200 (14.8)
0.5
0.5
200 (14.8)
0.5
0.5
200 (14.8)
0.5
130 (10.0)
0.5
200 (14.8)
0.5
140 (10.7)
0.5
200 (14.8)
April 2009
Maximum
Flow
Velocity
Min.
ft/s (m/s)
Single
Traverse
110 (8.6)
120 (36.6)
110 (8.6)
120 (36.6)
110 (8.6)
120 (36.6)
120 (9.3)
100 (30.5)
85 (25.9)
70 (21.3)
3-9
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