Pipeline ancillaries Bellows sealed stop valves
10
Pressure/temperature limits - EN 1092 and EN 12516-1 BSA3-BD
A
D
C
B
0 100 200 300 400
Flanged: PN16 PN25 PN40
Steam saturation curve
D
C
B
0
10
20
30
40
Pressure bar g
The product must not be used in this region or beyond the parameter of the PMA or TMA of the relative end connection.
Body design condition
PN16
PMA Maximum allowable pressure
16 bar g @ 0 °C
TMA Maximum allowable temperature
400 °C @ 9.5 bar g
Minimum allowable temperature
-10 °C
PMO Maximum operating pressure for saturated steam service
13.5 bar g
A - D - D PN16
TMO Maximum operating temperature
400 °C @ 9.5 bar g
Minimum operating temperature
-10 °C
Minimum operating pressure
0 bar g
Maximum differential pressure is limited to the PMO Designed for a maximum cold hydraulic test pressure of:
24 bar g
Body design condition
PN25
PMA Maximum allowable pressure
25 bar g @ 0 °C
TMA Maximum allowable temperature
400 °C @ 14.8 bar g
7.1.21
Minimum allowable temperature
-10 °C
PMO Maximum operating pressure for saturated steam service
20.5 bar g
A - C - C PN25
TMO Maximum operating temperature
400 °C @ 14.8 bar g
Minimum operating temperature
-10 °C
Minimum operating pressure
0 bar g
Maximum differential pressure is limited to the PMO Designed for a maximum cold hydraulic test pressure of:
37.5 bar g
10.1 28
Body design condition
PN40
PMA Maximum allowable pressure
40 bar g @ 0 °C
TMA Maximum allowable temperature
400 °C @ 23.8 bar g
Minimum allowable temperature
-10 °C
PMO Maximum operating pressure for saturated steam service
31.3 bar g
A - B - B PN40
TMO Maximum operating temperature
400 °C @ 23.8 bar g
Minimum operating temperature
-10 °C
Minimum operating pressure
0 bar g
Maximum differential pressure is limited to the PMO Designed for a maximum cold hydraulic test pressure of:
60 bar g
TI-P184-18 CMGT Issue 5
Page 4 of 7
BSA3-BD and BSA6-BD Bellows Sealed Stop Valves
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