1.GeneralDuringinstallationandshut-downconditionswherethepipeboreisexposedtoexternaloverpressure,thetensilearmourwillbeincompression,eveniftheeffectivetensionispositive.Thismayleadtolocalradialandtransversebucklingofthetensilewires,leadingtooveralltorsion (共 10709 字) [阅读本文] >>