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101 0 _aeng
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aHydrogenation Behavior of Cr-Coated Resistance Upset Welds of E110 Zirconium Alloy
_fE. B. Kashkarov, K. S. Gusev, V. N. Kudiyarov [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 39 tit.]
330 _aThe hydrogenation behavior of Cr-coated resistance upset welds (RUW) of E110 zirconium alloy was investigated at 360, 450 and 900 °C and a hydrogen pressure of 2 bar. The deposition of Cr coating, via magnetron sputtering, can decrease the hydrogen absorption rate of an RUW Zr alloy. The activation energy for the hydrogen absorption of Cr-coated specimens (84 kJ/mol) is higher in comparison with uncoated ones (71 kJ/mol), which indicates the deceleration of the hydriding of welded Zr alloys in the case of Cr coating deposition. A Cr coating can limit the formation of radially oriented hydrides and the hardening of RUW specimens at 360 and 450 °C. No significant difference in the hydrogen absorption rate was found at 900 °C. The application of Cr coating deposition to protect resistance-upset-welded Zr alloys in a hydrogen atmosphere is discussed.
461 _tCoatings
463 _tVol. 13, iss. 2
_v[339, 10 p.]
_d2023
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aresistance upset welding
610 1 _ahydrogenation
610 1 _azirconium alloys
610 1 _achromium
610 1 _acoating
610 1 _aaccident tolerant fuel
701 1 _aKashkarov
_bE. B.
_cPhysicist
_cAssociate Professor, Researcher of Tomsk Polytechnic University, Candidate of Physical and Mathematical Sciences
_f1991-
_gEgor Borisovich
_2stltpush
_3(RuTPU)RU\TPU\pers\34949
701 1 _aGusev
_bK. S.
_cphysicist
_cTechnician of Tomsk Polytechnic University
_f2001-
_gKirill Sergeevich
_2stltpush
_3(RuTPU)RU\TPU\pers\47504
701 1 _aKudiyarov
_bV. N.
_cphysicist
_cAssociate Professor of Tomsk Polytechnic University, Candidate of Technical Sciences
_f1990-
_gVictor Nikolaevich
_2stltpush
_3(RuTPU)RU\TPU\pers\30836
701 1 _aKurdyumov
_bN.
_cphysicist
_cengineer of Tomsk Polytechnic University
_f1997-
_gNikita
_2stltpush
_3(RuTPU)RU\TPU\pers\47374
701 1 _aSidelev
_bD. V.
_cphysicist
_cengineer of Tomsk Polytechnic University
_f1991-
_gDmitry Vladimirovich
_2stltpush
_3(RuTPU)RU\TPU\pers\34524
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа ядерных технологий
_bОтделение экспериментальной физики
_h7865
_2stltpush
_3(RuTPU)RU\TPU\col\23549
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа ядерных технологий
_bНаучно-образовательный центр Б. П. Вейнберга
_h7866
_2stltpush
_3(RuTPU)RU\TPU\col\23561
801 2 _aRU
_b63413507
_c20230306
_gRCR
856 4 _uhttp://earchive.tpu.ru/handle/11683/74794
856 4 _uhttps://doi.org/10.3390/coatings13020339
942 _cCF