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Keywords: microstructure
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Proceedings Papers

Proc. ASME. IPC2020, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A016, September 28–30, 2020
Paper No: IPC2020-9401
...EFFECT OF COOLING PROCESS ON MICROSTRUCTURE ESPECIALLY PRECIPITATION BEHAVIOR OF HIGH-STRENGTH PIPELINE STEEL Zhang Hesong1, Niu Tao, Li Fei Research and Development Institute of Shougang Group No.69 Yangzhuang Street, Shijingshan District, Beijing, China,100043 ABSTRACT Abstract: The effect...
Proceedings Papers

Proc. ASME. IPC2020, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A011, September 28–30, 2020
Paper No: IPC2020-9741
...MICROSTRUCTURE TRANSFORMATION AND MECHANICAL PROPERTIES OF X80 LARGE DIAMETER THICK WALL INDUCTION HEATING BEND FOR LOW TEMPERATURE SERVICE Yu Liu, Zongbin You China Petroleum Pipeline Research Institute Company Limited Langfang, Hebei, China Lijun Yan China Petroleum Pipeline Machinery Manufacture...
Proceedings Papers

Proc. ASME. IPC2020, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T05A021, September 28–30, 2020
Paper No: IPC2020-9589
... including strength, composition, microstructure, and hardness. Economic and market demands have driven changes in steelmaking technologies and pipe-forming approaches. Knowledge of the relationships between processing, microstructure and mechanical properties have been fundamental to the evolution of steel...
Proceedings Papers

Proc. ASME. IPC2012, Volume 3: Materials and Joining, 105-111, September 24–28, 2012
Paper No: IPC2012-90118
... the steel composition and processing parameters to give an optimum microstructure with a low grain size and homogeneous distribution of phases. During double submerged arc welding (DSAW) in the production of large- diameter linepipes, the heat-affected zone (HAZ) undergoes severe changes...
Proceedings Papers

Proc. ASME. IPC2008, 2008 7th International Pipeline Conference, Volume 3, 445-451, September 29–October 3, 2008
Paper No: IPC2008-64643
... 10 07 2009 The mechanical properties of microalloyed steels used in pipelines are strongly affected by microstructure. In this paper, X-ray diffraction (Rietveld method) was used to quantify the microstructure — specifically domain size, microstrain and preferred orientation — for four...
Proceedings Papers

Proc. ASME. IPC2002, 4th International Pipeline Conference, Parts A and B, 2119-2125, September 29–October 3, 2002
Paper No: IPC2002-27298
... than in the other steels as it seemed less affected by the loading condition than by charging time. Hydrogen content loading pipeline steel microstructure Proceedings of IPC 02 4th International Pipeline Conference September 29 October 3, 2002, Calgary, Canada DR wana l and ty of T6G each...