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 Posted: Tue 16:52, 18 Jan 2011 Post subject: air jordans Rupture properties of DZ951 alloy and |
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Rupture properties of DZ951 alloy and fracture behavior
2185 [13】 SherryAH, PilkingtonR. MaterSciEng [J], 1993,172:51】 【l4 YuJinjiang (which is on the river), HouGuicheng (Hou Gui Chen), JinTao (Jintao) eta1. RareMetalMaterialsandEngineering (Rare Metal Materials and Engineering)】 【J, 2005:34 (6): 169StressRupturePerformancesandFractureBehaviorofDZ951AlloyChuZhaokuang1, 2YuJinjiang, SunXiaofeng, GuanHengrong, HuZhuangqi (1.InstituteofMetalResearch, ChineseAcademyofSciences,[link widoczny dla zalogowanych], Shenyang110016, China) (2.GraduateSchoolofChineseAcademyofSciences, Beijing100039, China) Abstract: ThestressruptureperformancesofadirectionallysolidifiedNi ・ basesuperalloyDZ951havebeeninvestigatedoverawidestressrangeof50to970MPaathightemperatures (650to1040 ℃ 1.ThefracturesurfaceanddeformationmicrostructurewereexaminedbySEM.TheresultsshowthatthestressrupturestrengthofDZ951alloyismuchhigherthanthatofDZ40MandalmostthesameasthatofDZ17Galloy.Itissuggestedthatyparticlesremaincubicshapebelow800 ℃,[link widoczny dla zalogowanych], andwhenthetesttemperaturereaches900 ~ C, yparticlesformfineraftedstructure.Atlowtemperature ( 850 ℃), thefracturemodeturnstobemicroviodcoalessencefractureandthealloyissensitivetotheshrinkageporosity.Keywords: directionallysolidifiedNi-basesuperalloy; stressruptureproperties; microstructure; fructurebehaviorBiography: ChuZhaokuang, CandidateforPh.D.,[link widoczny dla zalogowanych], InstituteofMetalResearch, ChineseAcademyofSciences,[link widoczny dla zalogowanych], Shenyang110016, R. China, Tel :0086-24-23971767,[link widoczny dla zalogowanych], E ・ mail: [link widoczny dla zalogowanych]
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