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200 1 _aInvestigation of the interaction of liquid tin-lithium alloy with austenitic stainless steel at high temperatures
_fYu. V. Ponkratov, K. K. Samarkhanov, V. V. Baklanov [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 28 tit.]
330 _aThis paper describes research work to determine the corrosion compatibility of material of the capillary-porous structure (CPS) matrix with a liquid tin-lithium (Sn-Li) alloy at high temperatures. The studies were carried out with the Sn-Li alloy containing 73 at.% of tin and 27 at.% of lithium and samples of 12Cr18Ni10Ti grade austenitic stainless-steel. This steel was proposed as one of the options as a candidate material for the Sn-Li CPS matrix manufacturing. Experiments on the interaction of a liquid Sn-Li alloy with stainless-steel at high temperatures were carried out on the TiGrA experimental facility based on the Mettler Toledo TGA/DSC 3+ thermogravimetric analyzer. The temperature gap in corrosion experiments ranged from 600 °C to 1000 °C, the interaction time for each temperature level was about 10 h. In the course of the work, experiments were carried out to study the compatibility of a Sn-Li alloy in the liquid phase with stainless-steel at temperatures of 600 °C, 800 °C and 1000 °C. Post-experimental studies of stainless-steel samples were carried out using microstructural and energy-dispersive analysis. Based on the results obtained, it was determined that when stainless-steel interacts with an Sn-Li alloy at high temperatures, complex physical-chemical processes occur, such as: selective dissolution of steel components by a liquid alloy; permeation of the liquid alloy into stainless-steel; mass transfer of dissolved metals from a solid metal to a liquid one.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tFusion Engineering and Design
463 _tVol. 191
_v[113560, 6 p.]
_d2023
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _acapillary-porous structure
610 1 _aplasma-facing material
610 1 _aSn-Li alloy
610 1 _astainless-steel
610 1 _acorrosion
610 1 _amicrostructural analysis
610 1 _aкапиллярно-пористые структуры
610 1 _aнержавеющая сталь
610 1 _aкоррозия
610 1 _aмикроструктурный анализ
701 1 _aPonkratov
_bYu. V.
701 1 _aSamarkhanov
_bK. K.
701 1 _aBaklanov
_bV. V.
701 1 _aGordienko
_bYu. N.
701 1 _aKenzhina
_bI. E.
701 1 _aBochkov
_bV. S.
701 1 _aTulubayev
_bYe. Yu.
701 1 _aOrazgaliyev
_bN. A.
701 1 _aSaparbek
_bE.
801 2 _aRU
_b63413507
_c20230301
_gRCR
856 4 _uhttps://doi.org/10.1016/j.fusengdes.2023.113560
942 _cCF