Pipeline ancillaries Ball valves
10
Technical data Flow characteristic
Modified linear
Port
Reduced bore
Leakage test procedure to ISO 5208 (Rate A)/EN 12266-1 (Rate A) Antistatic device (optional) complies with ISO 7121 and BS 5351
Pressure/temperature limits
-29 0 50 100 150 200 260 310
A
Steam saturation curve
C
B
10
20
30
40
51
0
Pressure bar g
The product must not be used in this region. The product can only be used in this region for short periods of time.
A - B Flanged ASME 300 A - C Flanged ASME 150
Body design conditions
ASME 150 and ASME 300
ASME 150
19 bar g @ 38 °C
PMA Maximum allowable pressure
ASME 300
51 bar g @ 38 °C
TMA Maximum allowable temperature
310 °C @ 0 bar g For continuous operation, the maximum temperature is 260 °C 260 °C is for short periods only
Minimum allowable temperature
-29 °C
ASME 150
13.8 bar g
PMO Maximum operating pressure for saturated steam service
ASME 300
39 bar g
TMO Maximum operating temperature
260 °C @ 0 bar g
Minimum operating temperature. Note: For lower operating temperatures consult Spirax Sarco
-29 °C
PMX Maximum differential pressure is limited to the PMO
ASME 150
28.5 bar g
10.3 226
Designed for a maximum cold hydraulic test pressure of 76.5 bar g
ASME 300
76.5 bar g
TI-P133-87 CMGT Issue 4
Page 2 of 10
M40Hi ISO Reduced Bore Ball Valve DN25 to DN150 Flanged ASME 150 and ASME 300
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