MSS SP 91 : 2009
Current
The latest, up-to-date edition.
GUIDELINES FOR MANUAL OPERATION OF VALVES
Hardcopy , PDF
English
01-11-2009
0 PURPOSE
1 SCOPE
2 DEFINITIONS
3 OPERATOR'S ABILITY TO APPLY FORCE
4 MULTIPLYING FACTORS
5 ADDITIONAL CONSIDERATIONS
6 VALVE OPERATING CHARACTERISTIC CURVES
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