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What is a valve stub (HAZOP)?

2008-01-27View Original

Thread Content

Possible Causes of Deviation, Consequences, Required Actions: LESS FLOW, LOWER TEMPERATURE (9): Leaking flange or valve stub that has not been sealed properly, resulting in leakage; material loss in the area adjacent to the highway. Flange leakage or? ? Leakage occurred without isolation protection? This post was last edited by echommm on 2008-1-28 13:47.]
Reply #22008-01-27
Leakage occurs due to a faulty flange or because the end of the valve is not properly isolated. \"Valve stub not blanked\" means that no blind flange is installed at the valve end.
Reply #32008-01-27
I guess it means something like internal leakage in the valve; that’s how I understand it in simple terms. I’m not sure if that’s correct
Reply #42008-01-27
Leaking flange or valve stub not blanked and leaking – Is it a flange leak, or is there a leak due to the absence of a blind flange at the valve end?
Reply #52008-01-28
I understand that a stub should be the remaining part; it has been translated as \"remnant\" or \"remaining root\", and this fits well with the concept of it being \"blanked out\" later on: lol
Reply #62008-01-28
The translation is tentatively set as 4th floor. This post was last edited by echommm on 2008-1-28 17:55.]
Reply #72008-01-28
What does “The provisional translation is 6th floor” mean?

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