SC Pressure And Process Piping Practice Questions - South Carolina Pressure And Process Piping Contractor Examination Exam

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An unrestrained metallic bellows expansion joint is installed in a 300-psig line. What additional load must the anchors be designed to take?

Only the weight of the bellows convolutions Pressure thrust equal to the line pressure times the bellows effective area, plus spring and friction forces No axial load, because bellows cancel all pressure thrust Only wind load on the insulation jacket

Correct Answer:

Pressure thrust equal to the line pressure times the bellows effective area, plus spring and friction forces

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