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pro vyhledávání: '"Michael J. Gaudet"'
Publikováno v:
Metallurgical and Materials Transactions A. 54:768-775
Publikováno v:
Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining.
Demand for improved pipeline efficiency has directed designs towards larger diameters and higher operating pressures. High strength steel with increased wall thicknesses of the pipe provide for greater available pressure capacity for the pipeline. Ho
Autor:
Warren J. Poole, Michael J. Gaudet
Publikováno v:
Volume 3: Materials and Joining.
The girth welding of steel pipelines creates a substantial heat affected zone (HAZ) within the base pipeline steel. The HAZ can be considered to be a complex graded microstructure. While there is significant concern as to the fracture and mechanical