{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"在保持其它合金元素含量基本不变的情况下,分别加入2.2%、3.2%和4.2%的Re浇注单晶高温合金试块,研究了Re含量对单晶高温合金拉伸强度和<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>等的影响.结果表明:随Re含量增加,649℃条件下的拉伸强度下降但塑性升高;982℃/248.2MPa、1038℃/206.8MPa及1070℃/176.8MPa条件下的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>显著提高而塑性有所降低;在相同的试验条件下,随合金的Re含量增加,在<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>提高的同时,筏排组织变大.","authors":[{"authorName":"李嘉荣","id":"a791432b-41e6-4a90-b694-fda76c9fe03c","originalAuthorName":"李嘉荣"},{"authorName":"唐定中","id":"a73aa665-5e92-419f-9915-422e9b88e088","originalAuthorName":"唐定中"},{"authorName":"刘世忠","id":"714019bb-6703-4a1e-b9a7-0b96dad8e517","originalAuthorName":"刘世忠"},{"authorName":"劳日玲","id":"f7a1570a-1300-4f92-8624-9cb9afdd272f","originalAuthorName":"劳日玲"},{"authorName":"吴仲棠","id":"05d8075b-76ba-4dc0-86dc-f77f34af53fb","originalAuthorName":"吴仲棠"}],"doi":"10.3969/j.issn.1001-4381.1999.03.001","fpage":"3","id":"aef61db0-c0ad-4cde-8015-16cde48d11da","issue":"3","journal":{"abbrevTitle":"CLGC","coverImgSrc":"journal/img/cover/CLGC.jpg","id":"9","issnPpub":"1001-4381","publisherId":"CLGC","title":"材料工程"},"keywords":[{"id":"6959afec-c01d-415a-aaa1-011de1cca272","keyword":"Re","originalKeyword":"Re"},{"id":"d46a0309-e0e6-4e60-876e-43e4f316926c","keyword":"单晶高温合金","originalKeyword":"单晶高温合金"},{"id":"bfb7cf62-b04f-4d7e-99e8-50e833f05c27","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"},{"id":"c9b2f62d-e3b8-4e6b-800c-8ef75af24116","keyword":"筏排组织","originalKeyword":"筏排组织"}],"language":"zh","publisherId":"clgc199903001","title":"Re对一种单晶高温合金<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>的影响","volume":"","year":"1999"},{"abstractinfo":"采用搭接面积为1 mm2的微型接头,研究了Ce-La混合稀土(RE)含量和环境条件对Sn2.5Ag0.7CuxRE钎料钎焊接头<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>的影响.结果表明:添加微量RE可改变钎焊接头界面层金属间化合物的几何尺寸及形态,从而影响SnAgCuRE钎料合金钎焊焊点的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>.当RE添加量为0.1%时(质量分数,下同),焊点界面金属间化合物尺寸小且均匀,<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>最长,为SnAgCu焊点<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>的8.4倍,其值明显高于商用钎料Sn3.8Ag0.7Cu焊点的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>.在相同条件下,焊点的服役温度升高、应力增加,将导致焊点的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>下降.","authors":[{"authorName":"张柯柯","id":"f5a26bcb-0a05-461a-8831-20b343a3ba00","originalAuthorName":"张柯柯"},{"authorName":"王要利","id":"8eb6237b-5346-4813-bc1d-820e968f3493","originalAuthorName":"王要利"},{"authorName":"樊艳丽","id":"19eead8b-5678-40c2-bb14-3654756c9b34","originalAuthorName":"樊艳丽"},{"authorName":"祝要民","id":"7632eabe-784a-4851-bc07-e32d869a292d","originalAuthorName":"祝要民"},{"authorName":"张鑫","id":"8ac9caa4-5c2d-45d8-a558-5fb011bf06eb","originalAuthorName":"张鑫"},{"authorName":"阎焉服","id":"b62258e2-699f-4da5-b862-192b769bda0b","originalAuthorName":"阎焉服"}],"doi":"","fpage":"1473","id":"c5990836-9514-4471-80a9-567a036d6bd5","issue":"8","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"037a092d-a1a2-4827-8921-b7566ce8c626","keyword":"SnAgCu钎料","originalKeyword":"SnAgCu钎料"},{"id":"d4c5b287-0378-4af1-a733-b3a8083feb8b","keyword":"环境条件","originalKeyword":"环境条件"},{"id":"6222d1ff-ae93-4ee2-8433-5a1195b208ac","keyword":"钎焊接头","originalKeyword":"钎焊接头"},{"id":"cf43d10d-b349-4fb1-aaa3-d2c8a51db49a","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"}],"language":"zh","publisherId":"xyjsclygc200708037","title":"RE含量及环境条件对SnAgCu钎焊接头<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>的影响","volume":"36","year":"2007"},{"abstractinfo":"通过建立镍基单晶高温合金的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>与合金成分、试验温度以及试验应力的 4层Abductive网络预测模型,对CMSX-4与CMSX-10合金进行了不同试验条件下的<span style=\"color:red\">寿命</span>预测,并用试验所得的合金lgt-lgσ曲线进行了验证.结果表明:Abductive网络具有高的准确性与很好的适用性,能够准确预测不同成分镍基单晶高温合金的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>.","authors":[{"authorName":"周海滔","id":"0eb48c71-9f5a-4d7f-9959-ac05e3c715ac","originalAuthorName":"周海滔"},{"authorName":"轩福贞","id":"055957d8-3df8-4807-a40c-a1bb6b96a85a","originalAuthorName":"轩福贞"},{"authorName":"王正东","id":"3310698a-931c-4da0-bd60-49f968fe6bc5","originalAuthorName":"王正东"}],"doi":"","fpage":"16","id":"35f72672-813e-4498-8834-f422170389dd","issue":"12","journal":{"abbrevTitle":"JXGCCL","coverImgSrc":"journal/img/cover/JXGCCL.jpg","id":"45","issnPpub":"1000-3738","publisherId":"JXGCCL","title":"机械工程材料"},"keywords":[{"id":"f1fe188e-65bf-4226-930f-8d20f28350df","keyword":"镍基单晶高温合金","originalKeyword":"镍基单晶高温合金"},{"id":"7a462c0c-fa77-4c3b-8fb7-d08e6be0b536","keyword":"Abductive网络","originalKeyword":"Abductive网络"},{"id":"10745466-fc95-4928-a812-04a9f9c39f7b","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"}],"language":"zh","publisherId":"jxgccl200912005","title":"基于Abductive网络的镍基单晶高温合金<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>预测","volume":"33","year":"2009"},{"abstractinfo":"在试验数据的基础上,利用人工神经网络建立不同成分镍基变形合金的不同温度,外应力与<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>之间关系模型,并进行网络训练,对合金的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>进行模拟.结果表明,模拟结果与实测结果吻合良好,采用人工神经网络方法可以为镍基变形合金<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>的预测提供一种有效的手段.","authors":[{"authorName":"于洋洋","id":"63a3441e-63b4-45f9-9062-b03eb4ca9c35","originalAuthorName":"于洋洋"},{"authorName":"彭志方","id":"eadfebb9-bcf4-43d2-ae4f-d8cd0e01a06a","originalAuthorName":"彭志方"},{"authorName":"李军伟","id":"40356272-d9fb-4f08-b4d7-0e0cb92331af","originalAuthorName":"李军伟"}],"doi":"","fpage":"62","id":"30364dfb-fe29-496a-bb01-062944f9dc68","issue":"5","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"b38861f6-58c2-4ae2-b183-3dbdfa568d60","keyword":"镍基变形合金","originalKeyword":"镍基变形合金"},{"id":"9c330ea7-55da-42b8-a652-cad11812db4d","keyword":"人工种经网络","originalKeyword":"人工种经网络"},{"id":"bf055418-f27a-4cbb-8713-b13be5c82802","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"}],"language":"zh","publisherId":"cldb200405018","title":"人工神经网络法在镍基变形合金<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>预测中的应用","volume":"18","year":"2004"},{"abstractinfo":"根据大量镍基单晶高温合金在不同温度和应力下的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>数据,采用一种先进的人工神经网络方法建立运算模型,对合金在不同实验或运行条件下的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>进行了预测,并将测算结果与现有其它方法进行了比较.结果表明,所建网络能较准确预测第一、二、三代镍基单晶合金的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>.将正交试验分析与网络预测相结合,获得在982℃/250 MPa下给定合金成分范围的各元素对其<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>影响程度的排序.","authors":[{"authorName":"李军伟","id":"fda385e1-4d17-4c11-bf1a-dbc972dd9ca3","originalAuthorName":"李军伟"},{"authorName":"彭志方","id":"e5668374-2831-46a6-9445-17f827dc2a7c","originalAuthorName":"彭志方"}],"doi":"10.3321/j.issn:0412-1961.2004.03.007","fpage":"257","id":"bc580e8a-b3e7-4791-b126-7ec13a3753be","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":"d464e815-087c-4058-9d19-ae0d2b1ed209","keyword":"镍基单晶高温合金","originalKeyword":"镍基单晶高温合金"},{"id":"2989cbfb-d9e4-414f-9ed2-70a2e9a11163","keyword":"神经网络","originalKeyword":"神经网络"},{"id":"e7f0ec11-50d8-47c8-b46e-08e580947d4d","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"}],"language":"zh","publisherId":"jsxb200403007","title":"用人工神经网络法预测镍基单晶高温合金的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","volume":"40","year":"2004"},{"abstractinfo":"制备纳米Ag颗粒增强的Sn-Cu基复合钎料.研究不同温度载荷下复合钎料钎焊接头的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>,并与Sn-0.7Cu基体钎料钎焊接头进行对比.此外,确定纳米Ag颗粒增强的Sn-Cu基复合钎料钎焊接头在不同温度和应力水平下的应力指数和<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>激活能,建立复合钎料钎焊接头的稳态<span style=\"color:red\">蠕</span>变本构方程.结果表明,在不同的温度和应力下,与Sn-0.7Cu钎料钎焊接头相比,纳米Ag颗粒增强的Sn-Cu基复合钎料钎焊接头的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>均有所提高,且具有更高的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>激活能,说明复合钎料钎焊接头具有更优的抗<span style=\"color:red\">蠕</span>变性能.","authors":[{"authorName":"邰枫","id":"fc0014a9-0ac3-432f-911c-0e1023d19cd6","originalAuthorName":"邰枫"},{"authorName":"郭福","id":"030e7b43-8174-495f-af1d-f5280df0d9d4","originalAuthorName":"郭福"},{"authorName":"申灏","id":"31123d02-f1fa-4bf8-8d6b-d306e1769018","originalAuthorName":"申灏"},{"authorName":"刘建萍","id":"9a945277-f12b-4874-8408-d60b78ced537","originalAuthorName":"刘建萍"}],"doi":"","fpage":"1005","id":"48a700bd-75b1-4c18-a7b8-ae817189c3bd","issue":"6","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"b6102a69-19a7-4bb2-9dfa-daf21b941f01","keyword":"纳米颗粒","originalKeyword":"纳米颗粒"},{"id":"d1d7010c-f59f-4613-b134-4b48e7d94619","keyword":"复合钎料","originalKeyword":"复合钎料"},{"id":"0334fff0-5cc1-41b3-b3cc-f253ab33bb07","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"},{"id":"82a1cea2-638b-49fa-b8f6-18fdea648fa4","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>激活能","originalKeyword":"蠕变激活能"},{"id":"5fbf4962-c95f-4544-b0ad-fea38c138255","keyword":"<span style=\"color:red\">蠕</span>变本构方程","originalKeyword":"蠕变本构方程"}],"language":"zh","publisherId":"xyjsclygc201006015","title":"纳米Ag颗粒增强复合钎料<span style=\"color:red\">蠕</span>变性能的研究","volume":"39","year":"2010"},{"abstractinfo":"利用JSM-5610LV扫描电镜（SEM）及能谱分析（EDS）等测量方法,研究了微量RE对Sn-2.5Ag-0.7Cu无铅钎料的显微组织、润湿特性、拉伸强度及焊点剪切强度和<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>的影响。结果表明,向Sn-2.5Ag-0.7Cu中添加0.1%RE可明显细化钎料合金的显微组织,改善钎料合金的润湿特性,提高钎料合金的抗拉强度、伸长率及焊点剪切强度,增加焊点的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>。当RE添加量为0.5%时,由于形成了RE化合物而明显恶化钎料合金的性能。","authors":[{"authorName":"王要利","id":"c488130f-4349-411c-accd-43a8b9232a56","originalAuthorName":"王要利"},{"authorName":"张柯柯","id":"2ac37a3d-ca38-44c6-b320-37cc74129078","originalAuthorName":"张柯柯"},{"authorName":"李臣阳","id":"4e605302-6289-409b-b855-f72bf369ada6","originalAuthorName":"李臣阳"},{"authorName":"衡中皓","id":"fb1b9b10-e6f6-4e92-b8d7-742db0a4c0c2","originalAuthorName":"衡中皓"}],"doi":"","fpage":"34","id":"fe3f4dfa-4287-40b4-aae4-5d5f1d1a00d1","issue":"12","journal":{"abbrevTitle":"CLRCLXB","coverImgSrc":"journal/img/cover/CLRCLXB.jpg","id":"15","issnPpub":"1009-6264","publisherId":"CLRCLXB","title":"材料热处理学报"},"keywords":[{"id":"f1730782-ae8c-419c-8722-a0d995c1338f","keyword":"Sn2.5Ag0.7CuxRE钎料合金","originalKeyword":"Sn2.5Ag0.7CuxRE钎料合金"},{"id":"3fddff3f-3fa9-4750-ab44-4a5d5ebbd3c4","keyword":"显微组织","originalKeyword":"显微组织"},{"id":"efe13c7a-690a-4b1b-8334-7e3ef59281a4","keyword":"润湿特性","originalKeyword":"润湿特性"},{"id":"ec99efdd-6f9d-4f03-96e6-2cb5132f679a","keyword":"强度","originalKeyword":"强度"},{"id":"d2bb410e-2cbf-48c9-af3f-0a77261612c4","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"}],"language":"zh","publisherId":"jsrclxb201112008","title":"RE对SnAgCu钎料合金及焊点性能的影响","volume":"32","year":"2011"},{"abstractinfo":"为了解决传统复合钎料制备中强化颗粒容易粗化的问题,提高无铅复合钎料的性能,选用共晶Sn-3.5Ag、Sn-3.0Ag-0.5Cu钎料作为基体,3种不同类型具有纳米结构的有机-无机笼型硅氧烷齐聚物(POSS)颗粒作为增强相而制成复合钎料.研究了复合钎料的铺展性能、钎焊接头的力学性能和抗<span style=\"color:red\">蠕</span>变性能.结果表明,复合钎料的润湿性能均优于基体钎料的润湿性能,复合钎料钎焊接头的剪切强度和<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>均明显提高.在相同条件下,Sn-Ag-Cu基复合钎料钎焊接头的性能优于Sn-Ag基复合钎料钎焊接头.","authors":[{"authorName":"邰枫","id":"c3d0ccb1-b4f5-4ec2-b819-2b9e5a8ee714","originalAuthorName":"邰枫"},{"authorName":"郭福","id":"c6d97329-f5ff-445b-b323-3bcfa607ceac","originalAuthorName":"郭福"},{"authorName":"刘彬","id":"e2e974a5-23d7-443b-87af-83b078d3227c","originalAuthorName":"刘彬"},{"authorName":"申灏","id":"aacaac8b-304a-47cf-94c7-9aaa982e3789","originalAuthorName":"申灏"},{"authorName":"史耀武","id":"e93a242c-6e11-4469-a1b6-963368d6ddd4","originalAuthorName":"史耀武"}],"doi":"","fpage":"144","id":"c7201884-ae78-4461-b8e7-acaaf2a30234","issue":"1","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"023a9bcf-4dea-462a-abcf-b5ac668e0481","keyword":"硅氧烷齐聚物","originalKeyword":"硅氧烷齐聚物"},{"id":"cbb0e0cf-d8af-471d-8fdc-e2043dace384","keyword":"复合钎料","originalKeyword":"复合钎料"},{"id":"fc561142-c18d-41ce-a6c0-c0191e464080","keyword":"铺展性能","originalKeyword":"铺展性能"},{"id":"df9ab4f6-993b-47e4-a551-7a7dadf2e787","keyword":"剪切强度","originalKeyword":"剪切强度"},{"id":"8741a032-e163-4e30-ac8f-67f0c3650b70","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span><span style=\"color:red\">寿命</span>","originalKeyword":"蠕变断裂寿命"}],"language":"zh","publisherId":"fhclxb201001025","title":"新型纳米结构颗粒增强无铅复合钎料性能","volume":"27","year":"2010"},{"abstractinfo":"通过载荷谱的转换,将带保载时间的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳循环用不带保载时间的纯疲劳循环代替,提出<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳共同作用时的<span style=\"color:red\">寿命</span>估算方法.对12Cr1MoV钢母材和焊材的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳交互作用试验数据的分析处理结果表明,本方法方便、实用.提出一个表征<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳连续加载时交互作用行为的参数,<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳<span style=\"color:red\">寿命</span>比.分析认为,材料的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳交互作用行为与该比值的大小有关.材料在<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳共同作用下呈正还是呈负交互作用,并非材料固有的特性,还取决于载荷条件.","authors":[{"authorName":"金尧","id":"08f477bf-6f19-4472-a7cf-23e49935c29f","originalAuthorName":"金尧"},{"authorName":"孙亚芳","id":"c3d3f2a7-4884-474e-ab5c-6b6d008b5a43","originalAuthorName":"孙亚芳"},{"authorName":"孙训方","id":"75c215c2-b029-4727-aff3-c96575f58660","originalAuthorName":"孙训方"},{"authorName":"邓勇","id":"284dbec3-e85e-4dff-a299-4d169d9b07c3","originalAuthorName":"邓勇"},{"authorName":"刘洪杰","id":"d0657794-6a35-4360-ba13-3cdb92187fbf","originalAuthorName":"刘洪杰"},{"authorName":"屠勇","id":"1a25c41e-6bf3-46c1-a930-c8416125d31c","originalAuthorName":"屠勇"}],"doi":"10.3969/j.issn.1001-4381.2000.11.002","fpage":"6","id":"2c932077-f4d2-4ffc-b225-a4b3ae56891c","issue":"11","journal":{"abbrevTitle":"CLGC","coverImgSrc":"journal/img/cover/CLGC.jpg","id":"9","issnPpub":"1001-4381","publisherId":"CLGC","title":"材料工程"},"keywords":[{"id":"3d812dc4-0e99-4b84-8d28-9862b3716401","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳交互作用","originalKeyword":"蠕变/疲劳交互作用"},{"id":"306d98af-a648-43f8-b398-8b042d8d2f41","keyword":"保载时间","originalKeyword":"保载时间"},{"id":"9e1994c5-5e8f-472d-83df-c9e9c00711a7","keyword":"<span style=\"color:red\">寿命</span>估算","originalKeyword":"寿命估算"},{"id":"c78f4c5f-a61d-49f8-a252-efffbbcd9a30","keyword":"疲劳/<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">寿命</span>比","originalKeyword":"疲劳/蠕变寿命比"}],"language":"zh","publisherId":"clgc200011002","title":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>/疲劳共同作用下<span style=\"color:red\">寿命</span>估算方法","volume":"","year":"2000"},{"abstractinfo":"利用P92钢在595、610、640、670℃的高应力试验条件下的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>试验数据,得出其Norton应力指数,依据Norton应力指数的大小判定其<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>机理为位错<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>.同时结合1种新的<span style=\"color:red\">蠕</span>变变形及<span style=\"color:red\">断裂</span>模型,引入将<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>损伤看作1个内在的阶段变量的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>损伤容许量系数,根据<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>损伤容许量λ=2.94,判断其<span style=\"color:red\">蠕</span>变变形和<span style=\"color:red\">断裂</span>是位错运动控制的.微观组织的观察也表明,<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>后的试样中位错密度大大降低,高密度位错是P92钢持久强度高的原因,伴随着位错密度的下降,P92钢持久强度降低直至<span style=\"color:red\">断裂</span>.","authors":[{"authorName":"赵强","id":"8c6490fd-b996-402e-9fbb-6d8345e33062","originalAuthorName":"赵强"},{"authorName":"彭先宽","id":"eae5e228-f69c-40ef-b123-eb84972aadcc","originalAuthorName":"彭先宽"},{"authorName":"王然","id":"f75af81c-6550-4e5d-bbd7-5e56ff8ec502","originalAuthorName":"王然"}],"doi":"","fpage":"56","id":"cf4168af-9151-4200-bd68-6d0bc6e0cc67","issue":"2","journal":{"abbrevTitle":"GTYJXB","coverImgSrc":"journal/img/cover/GTYJXB.jpg","id":"30","issnPpub":"1001-0963","publisherId":"GTYJXB","title":"钢铁研究学报"},"keywords":[{"id":"32143b4f-ed05-41d0-992e-7ee7f888d7c1","keyword":"P92钢","originalKeyword":"P92钢"},{"id":"ef4360bd-c0dc-4ba8-904f-0cee0f76f89f","keyword":"Norton应力指数","originalKeyword":"Norton应力指数"},{"id":"9caded37-ed97-49fa-8dde-ae248d1d78c0","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>损伤容许量系数","originalKeyword":"蠕变损伤容许量系数"},{"id":"e971ccfc-3db0-40e3-bd84-ecb3c64678ef","keyword":"<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>机理","originalKeyword":"蠕变机理"}],"language":"zh","publisherId":"gtyjxb201002013","title":"P92钢的<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span>损伤容许量系数及<span style=\"color:red\">蠕</span><span style=\"color:red\">变</span><span style=\"color:red\">断裂</span>机理","volume":"22","year":"2010"}],"totalpage":1711,"totalrecord":17105}