Pipefitters valves

It was late on a Friday afternoon when a maintenance crew consisting of a welder and a pipefitter was assigned to stop a bad steam leak on the bonnet gasket of a 3-inch (7.5 cm) steam valve. A supervisor instructed the mechanics to fabricate a clamp that could be tightened around the valve bonnet to silence the leak of 260 psig (1800 kPa gage) steam and condensate. [15]... 

Pipefitters Can Create Troubles When Reinstalling Relief Valves... 

Pipefitters can create troubles when reinstalling relief valves... 

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See also in sourсe #XX -- [ ]

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