servidor,
you have not been a bother to me
I do not have your request, API 550 has been withdrawn and not replaced. Sections are hard to find and not available, even on Techstreet
These are the titles though....
API 550 Installation of Refinery Instruments and Control Systems Part 1 – Process Instrumentation and Control
Section 1 Flow
Section 2 Level
Section 3 Temperature
Section 4 Pressure
Section 5 Automatic Control
Section 6 Control Valves and Accessories
Section 7 Transmission System
Section 8 Seals, Purges, and Winterizing
Section 9 Air supply system
Section 10 Hydraulic System
Section 11 Electrical Power Supply
Section 12 Control Center
Section 13 Alarms and Protective Devices
Section 14 Process Computer Systems
The only one I have is Section 6
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