Supported by National Hi-tech Research and Development Program of China(863 Program,Grant No.2012AA09A205)
The metal sealing performance of subsea X-tree wellhead connectors is crucial for the safety and reliability of subsea X-trees. In order to establish the theoretical relation between metal sealing ring's contact stre...
financially supported by the National Science and Technology Major Project of China(Grant No.2011ZX05026-003-02);the National High Technology Research and Development Program of China(863 Program,Grant No.2012AA09A205)
The tubing hanger is an important component of the subsea Christmas tree, experiencing big temperature difference which will lead to very high thermal stresses. On the basis of API 17D/ISO 13628-4 and ASME VIII-1, and...