Boiler house TDS blowdown controls
2
Pressure/temperature limits – BCV7_
Pressure psi g
0
72.5
145
217
290
362
572
A
B
392
BCV71 Screwed BSP BCV73 Flanged EN 1092
Steam saturation curve
212
32 14
B
Pressure bar g
2.4 15
The product must not be used in this region. A - B Flanged EN 1092 PN25 and Screwed BSP
Pressure psi g
0
72.5
145
217
290
362 387
E
449 392 302 212 122 32 -20.2
C
D
BCV71 Screwed NPT BCV73 Flanged ASME
D
E
Pressure bar g
The product must not be used in this region. C - D Flanged ASME class 125 C - E Flanged ASME class 250 and Screwed NPT
Pressure psi g
0
29
58
87
116
145
174 198
572
F
G
392
BCV63 Flanged JIS / KS
212
Steam saturation curve
32 14
G
Pressure bar g
The product must not be used in this region.
F - G Flanged JIS / KS 10K
TI-P403-102 EMM Issue 9
Page 9 of 12
BCV Blowdown Control Valves DN15 to DN50 (½" to 2")
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