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1.
MICROSTRUCTURAL EVOLUTION AND MECHANISMS OF SUPERPLASTICITY IN LARGE GRAINED IRON ALUMINIDES 总被引:1,自引:0,他引:1
Dongliang Lin 《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONRecently,superplasticitywasfoundinlargegrainedFe3AlandFeAlalloyswithgrainsizesof100~600μminourlaboratory[1,2].Itwasshown[3,4]thatlargegrainedFe3AlandFeAlalloysexhibitedalldeformationcharacteristicsofconventionalfinegrainsizesuperplas… 相似文献
2.
Z. M. Xiu) L. X. Ding) Z. J. Zhao) J. You) Z. Zhang) F. M. He)and X. D. Sun)) School of Materials Metallurgy Northeastern University Shenyang China) Department of Materials School of Mechan 《金属学报(英文版)》1999,12(5):1198-1201
1.IntroductionBoronisaveryeffectiveliquidphasesinteringadditivetoiron〔1-2〕.TheFeBCphasediagramshowsaternaryeutecticreactionoccurringat1097℃〔3〕.AdditionofFeBandFeCmasteralloypowderstoFeMoBCsinteredsteelscanactivatethesinteringprocessbyliquidpha… 相似文献
3.
Wang Yonggang He Yedong Zhu Rizhang Department of Surface Science Corrosion Engineering University of Science Technology Beijing Beijing P. R. China Department of Materials Science Engineering 《中国有色金属学会会刊》1998,(1)
wasfoundthattheoxidationkineticsapproximatelyfolowstheparaboliclaw;theoxidescaleconsistsofAl2O3andalitleamountofFe2O3;andthe... 相似文献
4.
D.G.Morris Institute of Structural Metallurgy University of Neuchtel Neuchtel Switzerland 《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONItisnowacceptedthatbothalloysbasedonFe3AlandonFeAlshowapeakintheirflowstressattesttemperaturesoftheorderof500~600℃[1-6].EarlystudiesontheFeAlalloysfailedtoshowsuchintermediatetemperaturepeaks,whichcannowbeexplainedthroughthelowtemperatu… 相似文献
5.
《中国有色金属学会会刊》1994,(2)
ABSTRACTSFROMTRANSNFsoc(Chineseedition)Vol.3,No.4,Oct.1993A003—CalculationforRandom-FuzzyReliabilityofRockSlopewithPossessing... 相似文献
6.
Liu Changming 《中国有色金属学会会刊》1999,9(3)
1 INTRODUCTIONTiAlbasedintermetallicalloyshavebeenexpectedasanewkindofaircraftandaerospacematerialtosubstituteforNi3AlandFe3Alalloysowingtotheirhightoughnessatelevatedtemperatureandlowdensity[1~3].Agreatnumberofresultsfromotherresearchersshowthatmi… 相似文献
7.
S.D.Deevi M.R.Hajaligol A.Cliff Lilly G.S.Fleischhauer Research Center Philip Morris USA Commerce Road Richmond VA U.S.A. 《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONAmongtheintermetallics,ironaluminidesbasedonFe3AlandFeAlareattractiveforhightemperatureapplicationsduetotheirexcellentoxidationandcorrosionresistancesinbothoxidizingandcorrosiveatmospheres[1].Inaddition,theyexhibitlowdensitiesandreason… 相似文献
8.
J. Han Y.S. Wang Y.D. Gao W.L. Guo B.C. Liu Beijing Institute of Aeronautical Materials Beijing China 《金属学报(英文版)》1999,12(4):433-435
1.IntroductionOneofthemethodstoimprovetheperformanceofbondedNdFeBmagnetsistofabricatepowderswithhighanisotropy〔1〕.TheenergyproductsofNdFeBbondedmagnetsmadefromisotropicmeltspunpowdersare9~10MGOe〔23〕.Itislowerthanthatofthemagnetsmadefromanisotropic… 相似文献
9.
《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONPolycrystallineNi3Alsuffersfromsevereintergranularbrittlenessatambienttemperature[1-4].Formanyyearsthisbrittlenesswasthoughttobeintrinsic,andthefindingofthepresenceofmicrocavitiesalongthegrainboundariesofNi3Albybothcomputersimulation… 相似文献
10.
Yanxiong Liu Yuanming Xia Mingwei Chen Dongliang Lin Department of Modern Mechanics University of Science Technology of China Hefei China Department of Materials Science Shanghai Jiao Tong University Shanghai 《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONSomeoftheorderedintermetallics,especiallythosebasedonaluminides,suchasFe3Al,possessmanyattractivepropertiesforstructuraluseatelevatedtemperaturesinharshenvironments[1-3].Ingeneral,thealuminidescontainsufficientamountsofaluminiumtoform… 相似文献
11.
METASTABLE STATE TRANSFOR MATIONS OF Al_3Ti BASE ALLOYS DURING MECHANICAL MILLING AND SUBSEQUENT ANNEALING 总被引:2,自引:0,他引:2
Qian Wang Yunyi Fu Jinxu Zhang Rong Shi Gengxiang Hu The Education Ministry of China Open Research Lab for High Temperature Materials Testing Shanghai Jiao Tong University Shanghai China 《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONItisconsideredthatthebrittleAl3TiintermetalliccompoundcanbeductilizedbychangingitstetragonalDO22structureintothecubicL12structureandconsiderablestudieshavebeenconductedtodeveloptheL12Al3TialloysbyalloyingwithFe,Mn,Cr,etc.However,ther… 相似文献
12.
Xue Feng Sun Yangshan Department of Materials Science Engineering Southeast University Nanjing P. R. China 《中国有色金属学会会刊》1999,9(2)
1INTRODUCTIONIronaluminidesbasedonFe3Aloferexcellentoxidationandsulfidationresistance,withalowermaterialcostanddensitythanst... 相似文献
13.
X.M.Min Y. Daiand C.W.Nan National Key Laboratory of Advanced Technology for Materials Synthesis Processing Wuhan University ofTechnology Wuhan China 《金属学报(英文版)》1999,12(4):372-376
1.IntroductionAluminumoxynitride(AlON)isoneofthecompoundsintheAlNAl2O3systemandhasmanydiversifiedapplications.Forexample,AlONstructureallowsforproductionofopticallytransparentpolycrystallinematerialandcaneliminateotherproblemsassociatedwithanisotrop… 相似文献
14.
High T_cHoBa_2Cu_3O_(7-δ) Thin Films Deposited on (100) Y_2O_3 Stabilized ZrO_2 Substrates by Sputte
HighT_cHoBa_2Cu_3O_(7-δ)ThinFilmsDepositedon(100)Y_2O_3StabilizedZrO_2SubstratesbySputteringPengZhengshun,YangBingchuanandWan... 相似文献
15.
ElectrocrystallizationMechanismofTungsteninMoltenKF-B_2O_3-K_2WO_4WenZhenhuanandLiGuoxun文振环,李国勋(GeneralResearchInstiiuteforNo... 相似文献
16.
Yang Ping 《中国有色金属学会会刊》1999,9(3):1
1 INTRODUCTIONTheclassicalworksoncontinuousrecrystallization(orrecrystallizationinsituorextendedrecovery)arethoseofHornbogenandK¨oster[1~3]onAlFeandAlCu.ItistakenforgrantedthattheZenerpinningduetosecondaryprecipitationisthemainreasonfortheoccurre… 相似文献
17.
Pan Hongge Department of Materials Science Engineering Zhejiang University Hangzhou P. R. China 《中国有色金属学会会刊》1998,(4)
INTRODUCTIONTheR3(Fe,M)29(R=rareearth;M=Ti,V,Mn,Mo,etc)compoundsarenewlydiscoveredrareearthironintermetalics.Theyalmostexist... 相似文献
18.
W.H.Tong F.M.Shen W.Z.Wang The Department of Ferrous Metallurgy Northeastern University Shenyang China 《金属学报(英文版)》1999,12(5):1106-1110
1.IntroductionThestudiesshowthat〔1〕,theconventionalphysicalpropertiesofAl2O3CbrickforBF,suchascompressivestrength,softeningtemperatureunderload,resistanceoftemperatureshocketc.,excelchamotte,highaluminabrickandphosphatechamotte;ithashighbulkdensity… 相似文献
19.
ElectrodepositionofMolybdenuminMoltenKF-B_2O_3-K_2MoO_4LiGuoxunandFanDefang(李国勋)(范德芳)(GeneralResearchInstituteforNon-ferrousM... 相似文献
20.
J.Y.Chen ) H.Zhang) M.Cai) M.Gao ) B.L.Zhou ) ) Physics Department Shenyang Normal College Shenyang China) International Centrefor Materials Physics CAS Shenyang China ) Institute of Metal Research The Chinese Aca 《金属学报(英文版)》1999,12(4):466-469
1.IntroductionTheabnormalthermalexpansionunderthetransientpulseheatingconditionwasfirstanticipatedbyoneoftheauthors〔1〕.Inthispaper,weintendtostudythemechanismoftheabnormalexpansionbehaviorofBi2Sr2Ca2Cu3O10(Tc=105K).Fig.1〔2,3〕showsthetypicalevidence… 相似文献