4:30pm - 4:45pmRestoration of steel properties after long-term operation at bends of TPP steam pipelines by heat treatment
Halyna Krechkovska1,2, Ivan Tsybailo1, Oleksandra Student1, Lesya Svirska1, Sergiy Korniy1
1Karpenko Physico-Mechanical Institute of the National Academy of Sciences of Ukraine; 2Lviv Polytechnic National University
4:45pm - 5:00pmTHE EFFECT OF IN-SERVICE DEGRADATION OF X52 GAS PIPE STEEL ON FRACTURE TOUGHNESS OF HYDROGENATED SPECIMENS EVALUATED BY THE J-INTEGRAL METHOD
Hryhoriy Nykyforchyn, Oleksandr Tsyrulnyk, Halyna Krechkovska, Myroslava Hredil, Oleh Venhryniuk
Karpenko Physico-Mechanical Institute of the National Academy of Sciences of Ukraine, Ukraine
5:00pm - 5:15pmNumerical assessment of cold crack susceptibility of X65 pipe steel during in-service repair welding of pipeline in transportation of gas-hydrogen blends
Oleksii Milenin1,2, Olena Velykoivanenko1, Galyna Rozynka1, Nina Pivtorak1
1E.O. Paton Electric Welding Institute of the NAS of Ukraine; 2Kyiv Academic University
5:15pm - 5:30pmENHANCING THE INTEGRITY OF A PIPING SYSTEM SUBJECTED TO LONG-TERM OPERATION AT HIGH-TEMPERATURE IN THE CREEP RANGE
Hyeong-Yeon LEE1, Ki-Ean NAM1, Seung-Woo HA2, Min-Su YOON2
1KAERI (Korea Atomic Energy Research Institute), Korea, Republic of (South Korea); 2KLES (Korea Leading Engineering System)
5:30pm - 5:45pmFracture mechanical material parameters for the assessment of existing welded railway bridges
Dorina Siebert, Christina Radlbeck, Martin Mensinger
Technical University of Munich, TUM School of Engineering and Design, Chair of Metal Structures, Germany
5:45pm - 6:00pmStrain rate dependence measurement method based on ball impact and indentation tests
Kiyohiro Ito1, Yuji Ichikawa2
1Suwa University of Science, Japan; 2Tohoku University
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