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金组织和冲击韧性趋于稳定. 关键词:Ti6321合金;冲击韧性;热处理;显微组织 中图分类号:TG 146.4 文献标志码:A Microstructure evolution of Ti6321 titanium alloy during annealing treatment and its effect on impact toughness YANG Zhi-jun, GUO Ai-hong, WU Yi-zhou (Luoyang Ship Material Research Institute, Luoyang 471003, China) Abstract: The microstructure evolution and its effects on impact toughness of Ti6321 titanium......
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Shear Band Formation in AISI 4340 Steel Under Dynamic Impact Loads:Modeling and ExperimentDaniel Odoh1,Gbadebo Owolabi1,Akindele Odeshi2,Horace Whitworth11. Department of Mechanical Engineering... of the adiabatic shear bands in AISI 4340 steel under high velocity impact loading was investigated using finite element analysis and experimental tests.The cylindrical specimen subjected to the impact......
The Application of Impact Echo Scanning on Nondestructive Test of Pavement张建纲,水中和摘 要:<正>A new nondestructive test method-Impact Echo Scanning.... The test results show that the basic structural information can obtained rapidly and accurately by 3-D scanning of the impact echo system.关键词:......
Simultaneously Enhanced Cryogenic Tensile Strength,Ductility and Impact Resistance of Epoxy Resins by Polyethylene GlycolQingping Feng,Jiaoping Yang,Yu Liu,Hongmei Xiao,Shaoyun FuTechnical Institute... anhydride system for enhancing cryogenic tensile strength,ductility and impact resistance.The results display that the cryogenic tensile strength,ductility(failure strain) and fracture resistance......
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Tribological and Impact Fatigue Behaviors of Pure Titanium Treated by Plasma Ni Alloying贺志勇Research Institute of Surface Engineering, Taiyuan University of Technology摘 要:impact test. The results indicate that the surface mean Ni concentration of Ni modified layer is nearly 18% which is composed of TiNi, Ti2Ni and Ti phase. The maximum surface microhardness of Ni......
Microstructures and impact toughness behavior of Al 5083 alloy processed by cryorolling and afterwards annealingDharmendra Singh,P.Nageswara Rao,R.JayaganthanDepartment of Metallurgical and Materials... increases up to 340 MPa and 390 MPa for the 30% and 50% cryorolled samples,respectively.The cryorolled samples,with 30% and 50% reduction,were subjected to Charpy impact testing at various temperatures......
Long-term mechanical behavior and characteristics of cemented tailings backfill through impact loadingYu-ye Tan1,2,Elmo Davide3,Yu-cheng Zhou1,2,Wei-dong Song1,2,Xiang Meng1,21. Key Laboratory... by dynamic loading, such as excavation and blasting. In this study, the authors present the results of a series of Split–Hopkinson pressure bar(SHPB) single and cyclic impact loading tests on CTB specimens......
Influence of Heat Input on Martensite Formation and Impact Property of Ferritic-Austenitic Dissimilar Weld MetalsM. Mukherjee,T.K. PalWelding Technology Centre, Metallurgical and Material Engineering Department, Jadavpur University摘 要:The effect of heat input on martensite formation and impact properties of gas metal arc welded modified ferritic......