September 2007

Piping/Reliability

Reliable sealing technologies reduce maintenance demands

The latest connection and sealing options offer zero-leak integrity and minimized maintenance

Robinson, I. S., Vector International

Avoiding leaks and emissions is a high priority for any hydrocarbon processing plant, given the high cost in terms of safety, the environment, product loss and energy consumption, as well as maintenance and repair and potential unscheduled downtime. Any point at which piping, pressure vessels, heat exchangers, valves or other interfacing components are connected is a potential weak spot where leakage can occur. Yet the traditional ANSI/ASME flange, a technology that is widely acknowledged to be prone to leakage, is still the most commonly used connection method. At one time there was no real alternative, but this is no longer the case. Conventional sealing. Conventional flanged connections

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