Steam traps Swivel connectors and traps
8
ASME Class 900 Pressure/temperature limits (ISO 6552)
Pressure psi g
1363
0 145 290 435 580 725 870 1015 1160 1305 1450 1595 1740 1885 2030 2175 2320 500
932
The product must not be used in this region
842
450
752
400
662
350
584.6
307
572
300
482
250
392
200
Steam saturation curve
302
150
212
100
122
50
32
0
8.9 15
0
10
20
30 40 50
60
70
80 90 100 110 120 130 140 150 160
94
Pressure bar g
Notes: - If flange connections are fitted then these will limit the maximum design conditions of the pipeline connector. - The maximum operating limits of the complete assembly will be dictated by the steam trap of choice. Reference the specific steam trap Technical Information sheet for its maximum pressure / temperature limitations.
Body design conditions
ASME Class 900
PMA Maximum allowable pressure
149.1 bar g @ 38 °C
2163 psi g @ 100 °F
TMA Maximum allowable temperature
482 °C @ 86 bar g
900 °F @ 1245 psi g
Minimum allowable temperature
-46°C
-50.8 °F
PMO Maximum operating pressure for saturated steam service
94 bar g @ 307 °C
1363 psi g @ 584.6 °F
TMO Maximum operating temperature
482 °C @ 86 bar g
900 °F @ 1245 psi g
Minimum operating temperature
0 °C
32 °F
Designed for a maximum cold hydraulic test pressure of
224 bar g
3249 psi g
The PC90 is suitable for full vacuum condition. * Note: For lower operating temperatures consult Spirax Sarco
TI-P806-01 CMGT Issue 3
Page 3 of 7
PC90 4-Bolt Pipeline Connector
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