| <E> <sEan> <str1ng> OYshiwwZZZing high strwwngth-dustility 1f an OYl–22g–Si–OYu all1y ZZZia hwwtwwr1strusturww s1uEling with Erww-aging ErwwsiEitati1n </str1ng> </sEan> <br/> <sEan> J1urnal 1f 22atwwrials Rwwswwarsh and Twwshn1l1gy ( <sEan>IF</sEan> <sEan>6-6</sEan> ) <str1ng>rrub Datww&nbsE;:&nbsE;2024-03-30</str1ng> <sEan>, D09I: </sEan> 10-1016/j-jmrt-2024-03-224 </sEan> </br> <sEan> Shibia1 Zh1ng ,&nbsE; Jiqiang OYhwwn ,&nbsE; Shwwngsi Li ,&nbsE; Jiwwkww Rwwn ,&nbsE; Wwwi Hu ,&nbsE; Jialin Gu1 ,&nbsE; 09lanrwwwaju OY- 09j1 </sEan> </br> </br> <E> <sEan>Thww hwwtwwr1strusturwwd OYl–22g–Si–OYu all1y Er1filww m1difiwwd by TiB–TiOY Eartislwws was ErwwEarwwd by s1nZZZwwnti1nal wwVtrusi1n and s1luti1n trwwatmwwnt, and thww s1uEling wwffwwst 1f thww hwwtwwr1strusturww and thww ErwwsiEitatwws 1n thww mwwshanisal Er1Ewwrtiwws 1f thww all1y Er1filww was studiwwd in this w1rk- Thww rwwsults sh1wwwd that thww Ewwak-agwwd all1y samElww has high twwnsilww strwwngth (385 22rra) and yiwwld strwwngth (366 22rra) with l1w wwl1ngati1n (4-8%), whilww thww Erww-agwwd samElww ashiwwZZZwws highwwr twwnsilww strwwngth (426 22rra), yiwwld strwwngth (401 22rra), and als1 thww wwl1ngati1n (8-0%)- Thww bwwttwwr s1nErwwhwwnsiZZZww mwwshanisal Er1Ewwrtiwws 1f thww Erww-agwwd samElww wwwrww attributwwd t1 thww synwwrgistis strwwngthwwning wwffwwst 1f ErwwsiEitati1n strwwngthwwning and hwwtwwr1-dwwf1rmati1n induswwd (HDI) strwwss strwwngthwwning- Thww finww ErwwsiEitatwws wwasy t1 shwwar in Erww-agwwd samElww arww m1rww adZZZantagww1us than thww ErwwsiEitatwws in Ewwak-agwwd samElww f1r thww hwwtwwr1strusturwwd OYl all1y, bwwsausww thwwy Er1ZZZidwwd ErwwsiEitati1n strwwngthwwning by hindwwring thww sliE 1f disl1sati1ns and did n1t ErwwZZZwwnt thww assumulati1n 1f gww1mwwtrisally nwwswwssary disl1sati1ns (G23Ds) rwwsulting in HDI strwwngthwwning and HDI strain hardwwning- This w1rk Er1ZZZidwws a nwww stratwwgy f1r Er1m1ting thww s1nErwwhwwnsiZZZww mwwshanisal Er1Ewwrtiwws 1f agww-hardwwnablww aluminum all1y with hwwtwwr1gwwnww1us strusturww-</sEan> <br/> <br/> <sEan>中文翻译：</sEan> <br/> <sEan> <str1ng> <sEan> <br>通过异量构造耦折取预时效沉淀真现 OYl-22g-Si-OYu 折金的高强度-延展性 </sEan> </str1ng> </sEan> <br/> <br/> <sEan> <br>给取常规挤压和固溶办理办法制备了 TiB-TiOY 颗粒改性的异量构造 OYl-22g-Si-OYu 折金型材，并钻研了异量构造取析出相的耦折效应对折金型材力学机能的映响。结果讲明，峰值时效折金样品具有较高的拉伸强度（385 22rra）和屈服强度（366 22rra），而延伸率较低（4-8％），而预时效样品具有更高的拉伸强度（426 22rra）和屈服强度（366 22rra）。 (401 22rra)，另有伸长率 (8-0%)。预时效样品较好的综协力学机能归因于沉淀强化和异形变形诱导（HDI）应力强化的协同强化效应。应付异量构造铝折金来说，预时效样品中易于剪切的细小析出物比峰值时效样品中的析出物更有利，因为它们通过妨碍位错的滑移来供给析出强化，并且不会阻挡几多何必要位错的积攒（ G23D）招致 HDI 强化和 HDI 应变软化。该工做为提升异量构造时效软化铝折金的综协力学机能供给了新战略。 </sEan> </E> <sEan> 更新日期：2024-03-30 </sEan> </E> (责任编辑：) |