API 550PT1SEC4 : 4ED 80(R1983)
API 550PT1SEC4 : 4ED 80(R1983)
PRESSURE
American Petroleum Institute
PRESSURE
American Petroleum Institute
Commonly used devices and instruments for indicating, recording, and controlling pressure and differential pressure in petroleum refinery processes.
| Document Type | Standard |
| Status | Current |
| Publisher | American Petroleum Institute |
| Superseded By |
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