On August 8, China’s first high-strength H-level marine drilling riser was successfully manufactured in CNPC Baoji Petroleum Steel Pipe Company. Test results show that all the mechanical performance indexes of the riser are in compliance with the rules and standards in DNV OS F101 Submarine Pipeline Systems.
Baoji Petroleum Steel Pipe Company made technical specifications for the manufacturing of H-level riser and defined technical conditions for the steel plate in 2010. The riser can meet the drilling operation requirements 3,000m underwater.
CNPC is China’s largest oil and gas producer and supplier, as well as one of the world’s major oilfield service providers and a globally reputed contractor in engineering construction. With a presence in almost 70 countries, they are seeking an even greater international role.They provide energy in a profitable manner, and always attach great importance to our social and environmental responsibilities.
Source: CNPC, August 22, 2011