USCG USCG Steam
Set 1 • Question #9 of 496
Launch Interactive Practice Room Coast Guard Regulations (46 CFR) regarding hydrostatic testing of main steam piping state that __________.
A
the hydrostatic test shall be applied from the boiler drum to the throttle valve
✓ Correct Answer
B
not less than fifty percent of the lagging shall be removed each time the hydrostatic test is applied
C
the hydrostatic test pressure must be maintained on the piping for a minimum of one hour
D
a pipe with a nominal size of six inches or more is not required to be hydrostatically tested
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'Coast Guard Regulations (46 CFR) regarding hydrostatic testing of main steam piping state that', the verified engineering fact is: 'the hydrostatic test shall be applied from the boiler drum to the throttle valve'.
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