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Hitachi Ltd
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Hitachi Ltd
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Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP5314677ApriorityCriticalpatent/JPS53139223A/en
Publication of JPS53139223ApublicationCriticalpatent/JPS53139223A/en
Non-Disconnectible Joints And Screw-Threaded Joints
(AREA)
Abstract
PURPOSE: To prevent radius direction deformation of inner sleeve and to reduce tensile residual stress on inner surface of pipe in pressure pipe rolled joint method for heavy water reactor by providing groove in radius direction and/or axial direction.
COPYRIGHT: (C)1978,JPO&Japio
JP5314677A1977-05-111977-05-11Sandwitch type rolled joint method
PendingJPS53139223A
(en)