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Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A066, August 3, 2020
Paper No: PVP2020-21626
... brittle fracture impact testing toughness carbon steel charpy grain size normalizing heat treatment Abstract Carbon steel components (Flanges, Fittings and Piping) have been reported with low impact test results. Some have failed during hydrotest and start-up as well as in-service...
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A032, August 3, 2020
Paper No: PVP2020-21822
... mean stress fatigue life fatigue limit carbon steel strain range effective strain range non-closure model Abstract Influence of the mean stress on fatigue life and fatigue limit was investigated for carbon steel. Uni-axial fatigue tests were conducted under stress and strain...
Proc. ASME. PVP2019, Volume 6A: Materials and Fabrication, V06AT06A056, July 14–19, 2019
Paper No: PVP2019-94058
... HTHA weld joint carbon steel residual stress EBSD ferrite-pearlite bainite Abstract Nelson curve for carbon steel without post welding heat treatment (PWHT) was reconsidered in Annex F of API PR941 8th Edition because a lot of hydrogen damage cases of carbon steel for pressure...
Proc. ASME. PVP2019, Volume 3: Design and Analysis, V003T03A047, July 14–19, 2019
Paper No: PVP2019-93253
...MEAN STRESS CORRECTION FOR FATIGUE LIFE OF CARBON STEEL: PROPOSAL OF NON-CLOSURE MODEL Masayuki Kamaya1 Institute of Nuclear Safety System, Inc. 64 Sata, Mihama-cho, Fukui 919-1205, JAPAN ABSTRACT Influence of the mean stress on fatigue life was investigated for carbon steel. Uni-axial fatigue...