首页|Computer Modeling of the Deformation of Structural Elements Under the Conditions of Creep in the Course of Hydrogenation of the Metal Under Complex Loading

Computer Modeling of the Deformation of Structural Elements Under the Conditions of Creep in the Course of Hydrogenation of the Metal Under Complex Loading

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We propose a computational model for the evaluation of the effect of hydrogen on the level of creep strains in the metal in the complex stressed state and determine the stress-strain state of a thin-walled tubular specimen under the conditions of complex loading and creep in the process of hydrogenation of the metal. The influence of the loading mode on the time to fracture of the specimen is established. It is shown that the specimens subjected to tension with internal pressure fail faster (by 30%) than the specimens tested by uniaxial tension and that hydrogen decreases the service life of the material by about 14% for all loading modes.

hydrogenationcomplex stressed statecreepdamagedurabilitySTRESS STATEFRACTURE

Jin, C.、Hembara, O., V、Hrynenko, M., V

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Wuhan Fiberhome Tech Serv Co Ltd

Natl Acad Sci Ukraine

2021

Materials Science

Materials Science

EISCI
ISSN:1068-820X
年,卷(期):2021.57(3)
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