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090 _a645733
100 _a20160120a2015 k y0engy50 ba
101 0 _aeng
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aMicrostructure Investigation of 13Cr-2Mo ODS Steel Components Obtained by High Voltage Electric Discharge Compaction Technique
_fI. A. Bogachev [et al.]
203 _aText
_celectronic
225 1 _aManufacturing Processes and Systems
300 _aTitle screen
320 _a[References: p. 7352-7353 (21 tit.)]
330 _aRefractory oxide dispersion strengthened 13Cr-2Mo steel powder was successfully consolidated to near theoretical density using high voltage electric discharge compaction. Cylindrical samples with relative density from 90% to 97% and dimensions of 10 mm in diameter and 10-15 mm in height were obtained. Consolidation conditions such as pressure and voltage were varied in some ranges to determine the optimal compaction regime. Three different concentrations of yttria were used to identify its effect on the properties of the samples. It is shown that the utilized ultra-rapid consolidation process in combination with high transmitted energy allows obtaining high density compacts, retaining the initial structure with minimal grain growth. The experimental results indicate some heterogeneity of the structure which may occur in the external layers of the tested samples due to various thermal and electromagnetic in-processing effects. The choice of the optimal parameters of the consolidation enables obtaining samples of acceptable quality.
461 _tMaterials
463 _tVol. 8 (11)
_v[P. 7342-7353]
_d2015
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aстали
610 1 _aоксиды
701 1 _aBogachev
_bI. A.
_gIgor Aleksandrovich
701 1 _aYudin
_bA. V.
_gArtem Viktorovich
701 1 _aGrigorjev
_bE. G.
_gEvgeny Grigorjevich
701 1 _aChernov
_bI. I.
_gIvan Iljich
701 1 _aStaltsov
_bM. S.
_gMaxim Sergeevich
701 1 _aKhasanov
_bO. L.
_cRussian physicist, materials scientist, Doctor of Engineering
_cprofessor, Director of TPU Nano-Centre and Head of the Department "Nanomaterials and Nanotechnologies" of TPU
_f1958-
_gOleg Leonidovich
_2stltpush
_3(RuTPU)RU\TPU\pers\27102
701 1 _aOlevsky
_bE. A.
_gEvgeny Aleksandrovich
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_bКафедра наноматериалов и нанотехнологий (НМНТ)
_h4572
_2stltpush
_3(RuTPU)RU\TPU\col\18685
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_bКафедра наноматериалов и нанотехнологий (НМНТ)
_bНаучно-образовательный инновационный центр "Наноматериалы и нанотехнологии" (НОИЦ "НМ-НТ" ТПУ)
_h4348
_2stltpush
_3(RuTPU)RU\TPU\col\19931
801 2 _aRU
_b63413507
_c20160328
_gRCR
856 4 _uhttp://dx.doi.org/10.3390/ma8115381
942 _cCF