Cast Iron Threaded Pipe Fittings - Working Pressures vs. Temperature
Maximum working pressures of cast iron pipe fittings - threaded fittings according ANSI B16.4:
| Temperature (oF) | Maximum Working Pressure (psig) | |
|---|---|---|
| Pressure Class | ||
| 125 | 250 | |
| -20 to 150 | 175 | 400 |
| 200 | 165 | 370 |
| 250 | 150 | 340 |
| 300 | 140 | 310 |
| 350 | 125 | 280 |
| 400 | - | 250 |
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Related Documents
ASME/ANSI B16 Standards for Pipes and Fittings
The ASME B16 standards covers pipes and fittings in cast iron , cast bronze, wrought copper and steel.
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