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Thermal Oxidative Aging Characterization of SBS Modified Asphalt高英,GU Fan,ZHAO YongLiTransportation School, Southeast University摘 要:Both macro and micro-methods were introduced to study the physical and chemical properties of thermal oxidative aging of SBS (styrene-butadiene-styrene) modified asphalt. The physical properties of SBS modified asphalt......
J. Cent. South Univ. (2020) 27: 325-333 DOI: https://doi.org/10.1007/s11771-020-4298-x Influence of long-term isothermal aging on microstructure and creep rupture properties of Ni-base superalloy... 2020 Abstract: After a standard heat treatment, the microstructural evolution with time during isothermal aging at 850 °C and its effect on the creep rupture properties of the Ni-base superalloy......
Effect of aging on mechanical properties and localized corrosion behaviors of Al-Cu-Li alloy JIANG Na(蒋 呐)1, 2, LI Jin-feng(李劲风)1, ZHENG Zi-qiao(郑子樵)1, WEI Xiu-yu(魏修宇)1, LI Yan-fen(李艳芬)1 (1...: The effects of aging on mechanical properties, intergranular corrosion and exfoliation corrosion behaviors of a 2197 type Al-Li alloy were investigated, and the mechanisms were studied through microstructure......
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Influence of Different Medium Aging on Advanced Composite T300/5405曹东1,2,ZHANG Xiaoyun2,LU Feng2,刘建华11. Materials Science & Engineering School, Beihang University2. Beijing Institute of Aeronautical Materials摘 要:The aging properties of advanced composite T300/5405 which soaked in 15# hydraulic oil, 4010 lubricating oil, RP-3 kerosene and AHC-1 cleaner......
Aging Precipitation Behavior and Mechanical Properties of Inconel 617 SuperalloyYan GUO,Bohan WANG,Shufang HOUMaterials Department, Xi’an Thermal Power Research Institute Co.Ltd.摘 要:Aging precipitation behavior and mechanical properties of Inconel 617 superalloy aged at 760 ℃ for up to 10000 h were investigated. The results showed that the precipitates......
process. The effects of hydrolysis ratio and aging time on the Sb recovery process were studied, and the corresponding trends were established. The experimental results show that the amount of the antimony free ions increases with the hydrolysis ratio and aging time.This decreases the concentration quotient of the hydrolysis reaction and thus facilitates the reaction. Product crystallinity is affected......
PRECIPITATION BEHAVIOR OF M2N IN A HIGH-NITROGEN AUSTENITIC STAINLESS STEEL DURING ISOTHERMAL AGING F. Shi1,W.F. Cui1,L.J. Wang1,C.M. Liu1 (1.School of Materials & Metallurgy, Northeastern... isothermal aging has been investigated using optical microscopy (OM), scanning electron microscopy ( SEM), and transmission electron microscopy (TEM). The aging treatments have led to the decomposition......
DIFFERENTIAL SCANNING CALORIMETRY AND X-RAY DIFFRACTION STUDIES ON AGING BEHAVIOR OF Zn-Al ALLOYS Z.W.Yu1,X.L.Xu1,S.J.Ji1,Z.K.Hei1,J.C.Sun1 (1.Dalian Maritime University, Dalian 116024, China... that the stabilities of supersaturated solid solution (SSS) of Zn-Al alloy and c'' phase formed by quenching would reduce with increasing Zn content and precipitating η-Zn phases even when aging......
VARIATION OF SUBSTRUCTURES OF PEARLITIC HEAT RESISTANT STEEL AFTER HIGH TEMPERATURE AGING H.Wang1,R.C.Yang1,H.X.Feng1,K.Chen1 (1.State Key Lab. of Advanced Nonferrous Materials, Lanzhou University...) and scanning electron microscope (SEM) for 12Cr1Mo V pearlitic heat-resistant steel. It is shown that during the high temperature long-term aging, the disordered and jumbled phasetransformed......