{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"通过末端淬火的方法研究<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span><span style=\"color:red\">厚板</span>的淬透性,采用透射电子显微镜对微观组织进行分析.结果表明:该<span style=\"color:red\">合金</span>板材的淬透深度可达45 mm,使其淬透的冷却速率需大于230℃/min；随着冷却速率的减小,淬火过程析出平衡相的数量和尺寸增加,时效后析出的η'沉淀强化相的数量减少,晶界无沉淀析出带宽度增加;在所研究的冷却速率范围内,时效后<span style=\"color:red\">铝合金</span>板材的硬度、晶界无沉淀析出带宽度与冷却速率的对数均呈线性关系.","authors":[{"authorName":"刘胜胆","id":"ae9de8b1-2866-4e5e-83f5-34474233f1cf","originalAuthorName":"刘胜胆"},{"authorName":"李承波","id":"bf3b79f2-43fb-47c4-882c-c6df54dd1ba8","originalAuthorName":"李承波"},{"authorName":"李璐璐","id":"2f28075f-d9ef-4cc2-8732-ce7d242e2ce2","originalAuthorName":"李璐璐"},{"authorName":"邓运来","id":"2ba342cf-551b-4d09-be38-4c8a3eeb5272","originalAuthorName":"邓运来"},{"authorName":"张新明","id":"bada1e7a-5f78-47e0-acc6-10ae5941e8e0","originalAuthorName":"张新明"}],"doi":"","fpage":"1564","id":"4a89bd24-4c86-461f-bb0a-4d6a56fbebf1","issue":"6","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"47ff6ab0-f23d-457d-8656-9bd36caf3d33","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span><span style=\"color:red\">厚板</span>","originalKeyword":"7055铝合金厚板"},{"id":"1fcd8adb-d46c-45cf-aac7-d76f9b3761ec","keyword":"末端淬火","originalKeyword":"末端淬火"},{"id":"2f10d0e2-d573-4a6c-9c6b-829e1a9038de","keyword":"淬透性","originalKeyword":"淬透性"},{"id":"0454e0f2-ef5b-4799-b491-1ff020129f20","keyword":"微观组织","originalKeyword":"微观组织"}],"language":"zh","publisherId":"zgysjsxb201206005","title":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span><span style=\"color:red\">厚板</span>的淬透性","volume":"22","year":"2012"},{"abstractinfo":"采用末端淬火实验、光学显微镜、扫描电子显微镜、透射电子显微镜和差示扫描量热法,研究了时效制度对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span><span style=\"color:red\">厚板</span>淬透性的影响.结果表明:人工时效前进行长时间的自然时效可提高板材的淬透性,自然时效和人工时效的淬透深度分别约为78和45 mm,而自然+人工时效的淬透层深度可达100mm.冷却速率减小时,析出了粗大的η平衡相,溶质和空位浓度降低,时效后的η沉淀强化相数量减少,尺寸增加,因此硬度降低.人工时效前的长时间自然时效有利于慢速冷却处形成稳定的GP区,最终得到数量更多、分布更均匀弥散、尺寸更细小的η沉淀强化相,硬度升高,提高了淬透性.","authors":[{"authorName":"刘胜胆","id":"b8b6f50a-3829-49f2-baec-646b1936a1ab","originalAuthorName":"刘胜胆"},{"authorName":"李承波","id":"4f361f5e-55a4-483d-9b47-c9dba161d668","originalAuthorName":"李承波"},{"authorName":"邓运来","id":"a4c404f9-05ea-4568-af7e-388595fd9e92","originalAuthorName":"邓运来"},{"authorName":"张新明","id":"3469a174-fbd6-437a-9d00-724faaf65644","originalAuthorName":"张新明"}],"doi":"10.3724/SP.J.1037.2011.00517","fpage":"343","id":"d675400e-9b75-4a07-b1a2-c0619add7e19","issue":"3","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"85bb10f4-3191-4705-acef-93ebe0a53cf3","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span><span style=\"color:red\">厚板</span>","originalKeyword":"7055铝合金厚板"},{"id":"d8ea771c-8b25-4538-9865-0defb92b2707","keyword":"淬透性","originalKeyword":"淬透性"},{"id":"44602901-3e01-40e9-b105-8a783a1f875e","keyword":"时效","originalKeyword":"时效"}],"language":"zh","publisherId":"jsxb201203013","title":"时效对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span><span style=\"color:red\">厚板</span>淬透性的影响","volume":"48","year":"2012"},{"abstractinfo":"利用硬度、电导率与拉伸性能测试，结合差示扫描量热法(DSC)和透射电镜(TEM)研究预时效温度和回归加热速率对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>力学性能和电导率的影响，并讨论各RRA制度下微观组织的变化。结果表明：由于<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>中<span style=\"color:red\">厚板</span>在回归加热过程中存在慢速升温过程，近峰时效作为预时效制度更适合<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>中<span style=\"color:red\">厚板</span>的回归再时效处理。经过(105℃，24 h)?3?℃/?m?in→(190℃，50 min)+(120℃，24 h)的三级时效处理，<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>中<span style=\"color:red\">厚板</span>强度和电导率优于T6和T73状态的综合性能。","authors":[{"authorName":"冯迪","id":"dfdf2798-f585-4772-a6f2-ec192fd96c55","originalAuthorName":"冯迪"},{"authorName":"张新明","id":"0be1823f-ebb3-4599-b385-4cc7a88e4982","originalAuthorName":"张新明"},{"authorName":"邓运来","id":"1fd99440-6095-42dc-8672-65737e5b3f59","originalAuthorName":"邓运来"},{"authorName":"刘胜胆","id":"7dce00c8-f666-4238-94bc-57d7aba7d807","originalAuthorName":"刘胜胆"},{"authorName":"吴泽政","id":"31675b29-06e8-4366-a83e-22fb9e12946d","originalAuthorName":"吴泽政"},{"authorName":"郭奕文","id":"4717cf8d-c59e-401f-96cd-2b7e2c22c2f2","originalAuthorName":"郭奕文"}],"doi":"","fpage":"1141","id":"f5fb140b-2c18-43f8-b73b-854e0a415f99","issue":"5","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"71e837ff-a221-452f-8b37-cfe86d63106a","keyword":"预时效温度","originalKeyword":"预时效温度"},{"id":"817b2404-f14d-4d03-95a5-d9c73f01e7cc","keyword":"回归","originalKeyword":"回归"},{"id":"c2c20fb1-7e54-4eab-97f7-425c0a37b3ec","keyword":"加热速率","originalKeyword":"加热速率"},{"id":"2a93d58c-8786-44f9-9f47-7bb8ff56d1dd","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"45eb5b20-455c-43cd-b170-5a57b73d23c6","keyword":"中<span style=\"color:red\">厚板</span>","originalKeyword":"中厚板"}],"language":"zh","publisherId":"zgysjsxb201405005","title":"预时效温度及回归加热速率对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>组织及性能的影响","volume":"","year":"2014"},{"abstractinfo":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>是目前超高强<span style=\"color:red\">铝合金</span>中强度较高且断裂韧性和耐腐蚀性能较好的一种新型变形<span style=\"color:red\">铝合金</span>.概述了微量元素对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>组织和性能的影响,介绍了该<span style=\"color:red\">合金</span>的热处理工艺,阐述了其微观组织结构、加工性能以及神经网络在该<span style=\"color:red\">合金</span>研究中的应用.并针对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>目前存在的问题,提出了今后研究的方向.","authors":[{"authorName":"闫亮明","id":"27bcac5b-62a9-4fc8-8885-9d2d2f00e7e7","originalAuthorName":"闫亮明"},{"authorName":"王志强","id":"022d4aba-77b2-40e1-aabb-70538003c8f0","originalAuthorName":"王志强"},{"authorName":"沈健","id":"3d860559-b457-462b-9cc2-92a503e23643","originalAuthorName":"沈健"},{"authorName":"李周兵","id":"acb99a43-028b-4f11-ac69-5e4f1ac38aa3","originalAuthorName":"李周兵"},{"authorName":"李俊鹏","id":"1d5aeca2-57ab-48cc-8863-67922a783a6d","originalAuthorName":"李俊鹏"},{"authorName":"毛柏平","id":"05651644-ecc4-4774-b353-c5a5dacf5aec","originalAuthorName":"毛柏平"}],"doi":"","fpage":"69","id":"e514f498-7b60-4d16-a345-d4321d58d3a9","issue":"9","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"3367024e-2c65-46a7-b859-3b3dad4db7b9","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"efcdd10c-b33b-451d-8944-40228b84c327","keyword":"<span style=\"color:red\">合金</span>化","originalKeyword":"合金化"},{"id":"eb743c94-14de-4571-b443-0bfbe0e3d744","keyword":"热处理","originalKeyword":"热处理"},{"id":"e52e5d28-b0f4-47b0-b3ac-19baa0466ec0","keyword":"应力腐蚀","originalKeyword":"应力腐蚀"},{"id":"03f55018-3e33-40b0-b584-8ab309070104","keyword":"神经网络","originalKeyword":"神经网络"}],"language":"zh","publisherId":"cldb200909013","title":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的研究现状及展望","volume":"23","year":"2009"},{"abstractinfo":"为研究喷射成形<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的热变形行为，在应变速率为0．001～5 s －1、变形温度为300～450℃、工程应变量为50％条件下，在 Gleeble-3500热-力模拟试验机上进行热压缩实验。结果表明：喷射成形<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的流变应力随应变速率的增大而增大，随变形温度升高而减小。在应变速率为5s －1时由变形热引起的温升达25℃，经修正流变应力比实测值增高20 MPa。采用包含 Z 参数的 Arrhenius 双曲线正弦本构方程可准确描述喷射成形<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的热变形流变应力行为，变形激活能为146．91 kJ·mol －1。所建本构方程的平均相对误差（Er ）为2．89％，说明可准确预测喷射成形<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的热变形流变应力。","authors":[{"authorName":"祝令状","id":"ae6dd34d-f558-4a13-8c29-e783aa59f9c6","originalAuthorName":"祝令状"},{"authorName":"李忠华","id":"fd586600-272b-48f0-9469-cd1626adb9c2","originalAuthorName":"李忠华"},{"authorName":"张桢","id":"3cbb0291-41f7-4bea-bc03-8e4746c125ca","originalAuthorName":"张桢"},{"authorName":"周小军","id":"4acb9aa4-1f39-4a5b-9333-9dd6a3bdece2","originalAuthorName":"周小军"}],"doi":"10.11868/j.issn.1005-5053.2016.1.004","fpage":"18","id":"b30baec7-a2bb-485e-b183-a6f16e1b2193","issue":"1","journal":{"abbrevTitle":"HKCLXB","coverImgSrc":"journal/img/cover/HKCLXB.jpg","id":"41","issnPpub":"1005-5053","publisherId":"HKCLXB","title":"航空材料学报"},"keywords":[{"id":"2e2040a5-5718-4e70-a191-505b471eb1af","keyword":"喷射成形","originalKeyword":"喷射成形"},{"id":"0081197e-96de-4ca9-8e25-29d7c46c8e80","keyword":"<span style=\"color:red\">7055</span> <span style=\"color:red\">铝合金</span>","originalKeyword":"7055 铝合金"},{"id":"5af36884-1621-4cb5-9dc5-e65e336eac10","keyword":"热变形","originalKeyword":"热变形"},{"id":"62653cc9-d489-4eda-8de2-635072065f9a","keyword":"温升","originalKeyword":"温升"},{"id":"97cd7920-127b-440e-ae82-29dcc58657da","keyword":"本构方程","originalKeyword":"本构方程"}],"language":"zh","publisherId":"hkclxb201601004","title":"喷射成形<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>热变形行为模拟","volume":"","year":"2016"},{"abstractinfo":"通过电导率、常温力学性能测试和透射电镜研究了时效对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>淬火敏感效应的影响.结果表明:<span style=\"color:red\">合金</span>固溶后慢速淬火时,晶粒内部和晶界上析出大量粗大的η平衡相,基体中的溶质过饱和度及空位浓度大大降低,不利于时效时强化相的均匀弥散析出,导致<span style=\"color:red\">合金</span>的力学性能下降;双级时效对快速淬火<span style=\"color:red\">合金</span>的力学性能影响不大,但提高了慢速淬火<span style=\"color:red\">合金</span>的力学性能,因而一定程度减少了<span style=\"color:red\">合金</span>的淬火敏感效应;这是因为相对单级时效而言双级时效可使慢速淬火<span style=\"color:red\">合金</span>中得到更多强化相,分布也更均匀弥散,从而减小空位浓度降低带来的不利影响;在本研究中,100℃,24 h+121℃,24 h是最佳的双级时效制度.","authors":[{"authorName":"张新明","id":"5a9a5bfd-4f94-47e8-a11e-19fbf50fba60","originalAuthorName":"张新明"},{"authorName":"刘胜胆","id":"bef9303e-1132-45d3-8b60-afb65d63c73a","originalAuthorName":"刘胜胆"},{"authorName":"游江海","id":"80cf75c0-2e6a-4c1f-8373-2025ba667354","originalAuthorName":"游江海"},{"authorName":"张翀","id":"ea9cd9a3-1eb3-457a-b423-2f791ed84c96","originalAuthorName":"张翀"},{"authorName":"张小艳","id":"9f73d3c0-005e-4775-94e7-7393b6366e5f","originalAuthorName":"张小艳"}],"doi":"","fpage":"260","id":"36f15ca1-c6f8-4b34-9824-a8b3fa47b18c","issue":"2","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"041f09d6-cfeb-496d-880b-9a93f96ba62a","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"0fbe1eb7-8525-4fdc-90e8-f28f2d98ffcd","keyword":"时效","originalKeyword":"时效"},{"id":"4ff82f11-9cf9-4d4c-bc37-b94610c8cd74","keyword":"淬火敏感效应","originalKeyword":"淬火敏感效应"}],"language":"zh","publisherId":"zgysjsxb200702013","title":"时效对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>淬火敏感效应的影响","volume":"17","year":"2007"},{"abstractinfo":"为研究热轧对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>淬透性的影响，采用末端淬火实验、硬度测试、光学显微镜和透射电镜研究了不同冷却速率处<span style=\"color:red\">合金</span>的组织和性能，实验结果表明：<span style=\"color:red\">合金</span>热轧后淬透性大大降低，淬透深度由约100mm降至约45mm，这主要与慢速淬火时析出的η平衡相的数量和尺寸的改变有关；热轧增加了η平衡相的形核位置，并引入大量的位错，增加了11平衡相的长大速率，因此，热轧<span style=\"color:red\">合金</span>固溶后慢速淬火时，析出的η平衡相的数量和尺寸都大大增加，时效后形成的η’沉淀强化相数量减少，硬度随冷却速率减小而下降的程度增加，<span style=\"color:red\">合金</span>的淬透性降低。","authors":[{"authorName":"李承波","id":"378a844c-1695-414f-9dd1-7bdbe72dbc7f","originalAuthorName":"李承波"},{"authorName":"刘胜胆","id":"7404aecb-d8f6-42a3-8341-2e0e708c779f","originalAuthorName":"刘胜胆"},{"authorName":"邓运来","id":"615cb047-007c-4e74-83fe-44276d351af1","originalAuthorName":"邓运来"},{"authorName":"张新明","id":"e0adffa3-53e2-41e9-9548-517c35be8a2b","originalAuthorName":"张新明"}],"doi":"","fpage":"49","id":"df7b95fd-7775-40d2-b58c-8062ff877533","issue":"5","journal":{"abbrevTitle":"CLKXYGY","coverImgSrc":"journal/img/cover/CLKXYGY.jpg","id":"14","issnPpub":"1005-0299","publisherId":"CLKXYGY","title":"材料科学与工艺"},"keywords":[{"id":"d24e3824-c0aa-45e7-8325-f046df3e5cbd","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"50a01e4d-0c17-4d8d-8045-4a186599c610","keyword":"热轧","originalKeyword":"热轧"},{"id":"7a66f5b8-7e83-4bf8-8f0a-3fc902ea7040","keyword":"η平衡相","originalKeyword":"η平衡相"},{"id":"35e8ca72-7de5-46c4-a5cc-c28a88bc907c","keyword":"淬透性","originalKeyword":"淬透性"}],"language":"zh","publisherId":"clkxygy201205010","title":"热轧对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>淬透性的影响","volume":"20","year":"2012"},{"abstractinfo":"利用拉伸试验、光学金相、X射线物相分析、SEM及TEM等实验方法,研究了添加0.2%Sc(质量分数)对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>组织与性能的影响.实验结果表明,添加0.2%Sc可以显著细化<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>铸态晶粒并减少晶界非平衡共晶相数量,促进非平衡共晶相在均匀化退火时的溶解,从而提高<span style=\"color:red\">合金</span>固溶度;由于Sc的添加可以提高<span style=\"color:red\">7055</span>Sc<span style=\"color:red\">合金</span>的溶质原子固溶度、形成更为均匀弥散分布的Al3ScZr粒子、以及抑制变形组织再结晶和有效细化固溶处理后的(亚)晶粒尺寸,因而显著提高<span style=\"color:red\">7055</span>Sc<span style=\"color:red\">合金</span>综合力学性能.","authors":[{"authorName":"李海","id":"ff0a4864-b18c-4c9f-a6e3-6113130ef0b2","originalAuthorName":"李海"},{"authorName":"杨迎新","id":"9ac74e8f-bf78-4575-a6a7-856b94340566","originalAuthorName":"杨迎新"},{"authorName":"郑子樵","id":"31cc2b3e-f16f-4dc3-a421-adf89428e90d","originalAuthorName":"郑子樵"},{"authorName":"王芝秀","id":"55eeb62e-e3bb-437b-aeed-70fffb78d3d3","originalAuthorName":"王芝秀"}],"doi":"10.3969/j.issn.1005-0299.2006.01.014","fpage":"46","id":"f67eb9e4-6242-45fe-a9a1-7c05f9528c9b","issue":"1","journal":{"abbrevTitle":"CLKXYGY","coverImgSrc":"journal/img/cover/CLKXYGY.jpg","id":"14","issnPpub":"1005-0299","publisherId":"CLKXYGY","title":"材料科学与工艺"},"keywords":[{"id":"59330ab6-88b2-48a0-b4d5-feddefcb89ce","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"747b2e2a-aae9-40db-a83d-8f0d64ca368b","keyword":"Sc微<span style=\"color:red\">合金</span>化","originalKeyword":"Sc微合金化"},{"id":"431717df-0294-47bb-b8cb-ec6e3f866777","keyword":"组织与性能","originalKeyword":"组织与性能"}],"language":"zh","publisherId":"clkxygy200601014","title":"少量Sc对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>组织与性能的影响","volume":"14","year":"2006"},{"abstractinfo":"为建立满足<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>高速切削有限元模拟的本构模型,基于准静态拉伸实验和分离式霍普金森压杆(SHPB)动态冲击实验,采用变量分离和非线性拟合得出<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的初始Johnson-Cook (J-C)本构方程;结合高速铣削实验,基于Oxley切削模型的反求法对初始本构方程参数进行修正,建立<span style=\"color:red\">7055</span>航空用高强<span style=\"color:red\">铝合金</span>高温、大应变、高应变率材料本构模型.利用ABAQUS软件和获得的J-C本构方程建立<span style=\"color:red\">7055</span>高速切削有限元模型.有限元模拟的主切削力与实验结果相差较小,表明所建立的J-C本构方程能较好地应用于高速切削模拟.","authors":[{"authorName":"刘文辉","id":"e875fc82-49e2-4f1a-9f46-ea1e30a3b5d7","originalAuthorName":"刘文辉"},{"authorName":"张平","id":"16fa7721-4359-403d-beca-8b6ffc53fa68","originalAuthorName":"张平"},{"authorName":"杨迅雷","id":"352b6949-731e-42b1-badd-ec55692aa8c8","originalAuthorName":"杨迅雷"},{"authorName":"唐昌平","id":"2d1fea70-c67c-413a-960b-5210d1b76d90","originalAuthorName":"唐昌平"}],"doi":"","fpage":"5","id":"e5587303-d103-454f-894e-c28bfc15f9cc","issue":"4","journal":{"abbrevTitle":"BQCLKXYGC","coverImgSrc":"journal/img/cover/BQCLKXYGC.jpg","id":"4","issnPpub":"1004-244X","publisherId":"BQCLKXYGC","title":"兵器材料科学与工程   "},"keywords":[{"id":"ec6890fd-ade0-47e7-8392-bfb3f14242c6","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"b52f6b8b-fbc4-44b9-8e38-bc077d57db4f","keyword":"本构模型","originalKeyword":"本构模型"},{"id":"6b40f58e-ac38-47f2-a87b-c71b7deeedc6","keyword":"有限元","originalKeyword":"有限元"},{"id":"766cf1b7-642e-4793-82ee-14ea5d93538e","keyword":"切削","originalKeyword":"切削"}],"language":"zh","publisherId":"bqclkxygc201504002","title":"基于反求法的<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>Johnson-Cook本构模型研究","volume":"38","year":"2015"},{"abstractinfo":"为改善<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>的凝固组织,在<span style=\"color:red\">合金</span>凝固过程中施加超声振动.采用光学显微镜观察和室温压缩试验等手段研究了超声振动对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>凝固组织及力学性能的影响,并对超声细化机理进行了探讨.结果表明:未施加超声时,<span style=\"color:red\">7055</span><span style=\"color:red\">合金</span>中形成粗大枝晶组织;施加超声振动后,可获得细小均匀的非枝晶组织.由于超声振动的空化和声流效应,凝固前对熔体施加超声,产生大量微泡核心,这些微泡核心保留下来而成为形核核心,使凝固组织得到细化;凝固过程中导入超声,枝晶出现断裂,导致了细小均匀组织的形成.此外,超声振动的<span style=\"color:red\">7055</span><span style=\"color:red\">合金</span>铸锭显示了较好的室温压缩性能,压缩屈服强度、抗压强度及其对应的工程应变分别为165、729.2 MPa和34.8%.","authors":[{"authorName":"王乐酉","id":"a7ccc44b-abe7-4533-b022-96c76a53b43d","originalAuthorName":"王乐酉"},{"authorName":"吴文祥","id":"288082cb-8efb-45bc-9fee-8c8495d979ba","originalAuthorName":"吴文祥"},{"authorName":"马科","id":"dc6eb279-92ea-42eb-97ce-33bed6430860","originalAuthorName":"马科"},{"authorName":"邓桢桢","id":"b1d7d1e5-6c51-436a-915f-73e7d2f87a0b","originalAuthorName":"邓桢桢"},{"authorName":"王家淳","id":"9e57d93d-c197-4eb9-b21b-4db96aef4b01","originalAuthorName":"王家淳"}],"doi":"","fpage":"838","id":"bae11d44-bbd6-4cd1-90c4-42ea81847b22","issue":"6","journal":{"abbrevTitle":"CLKXYGY","coverImgSrc":"journal/img/cover/CLKXYGY.jpg","id":"14","issnPpub":"1005-0299","publisherId":"CLKXYGY","title":"材料科学与工艺"},"keywords":[{"id":"d978da32-d475-44ef-becd-b80599b3dc9c","keyword":"<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>","originalKeyword":"7055铝合金"},{"id":"fdf3c79f-5891-438d-8fa2-d128fb5b5a25","keyword":"超声振动","originalKeyword":"超声振动"},{"id":"4f433625-de6c-41ea-90ee-04fa034fc82d","keyword":"凝固组织","originalKeyword":"凝固组织"},{"id":"a261ce1e-e56f-4269-97f9-74de48cc4e80","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"clkxygy201006021","title":"超声振动对<span style=\"color:red\">7055</span><span style=\"color:red\">铝合金</span>组织及力学性能的影响","volume":"18","year":"2010"}],"totalpage":3941,"totalrecord":39405}