{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用Nb、V、Ti微合金化,通过TMCP工艺试验,研究了Nb、V、Ti微合金对低碳钢显微组织、力学及成形性能的影响,并分析了影响扩孔性能的因素.研究结果表明,适当加入微合金Nb、Ti,能够大幅度提高试验的强度,同时延伸率、硬化指数、扩孔性能良好;热轧中的贝氏体能够起到阻挡裂纹扩展的作用,导致裂纹扩展转向,铁素体-贝氏体组织有利于钢板扩孔性能的提高.","authors":[{"authorName":"代晓莉","id":"7c3039f2-bb98-4002-b5a2-75b6fe0f7604","originalAuthorName":"代晓莉"},{"authorName":"郭佳","id":"2bf05d30-f412-427f-95b9-4a71a211169d","originalAuthorName":"郭佳"},{"authorName":"李飞","id":"30944c12-7765-47d8-89e9-4ea1d22b32d0","originalAuthorName":"李飞"},{"authorName":"朱国森","id":"12aa7593-0465-43bc-aca3-4e1f741841fe","originalAuthorName":"朱国森"}],"doi":"","fpage":"23","id":"7e6bd281-1bb3-421e-aaec-8421fffdbda6","issue":"1","journal":{"abbrevTitle":"SHJS","coverImgSrc":"journal/img/cover/SHJS.jpg","id":"59","issnPpub":"1001-7208","publisherId":"SHJS","title":"上海金属"},"keywords":[{"id":"34067df6-1b0f-4888-9af7-f77e091962a3","keyword":"热轧扩孔","originalKeyword":"热轧高扩孔钢"},{"id":"2117398f-e24b-47ef-b656-12689c3178b4","keyword":"微合金","originalKeyword":"微合金"},{"id":"494d9ae3-0193-42f0-8b04-e8c43c79811a","keyword":"组织","originalKeyword":"组织"},{"id":"d9b391b0-421e-44fc-9003-8f8d0718ebd7","keyword":"扩孔性能","originalKeyword":"扩孔性能"}],"language":"zh","publisherId":"shjs201501006","title":"580MPa级热轧扩孔的组织与性能","volume":"37","year":"2015"},{"abstractinfo":"为了研究Si和Nb对高强热轧扩孔钢板显微组织、力学性能和扩孔性能的影响,在CSP连轧线上进行了3种成分试验热轧试制,并对试验扩孔过程中裂纹的形成和扩展行为进行了分析.研究表明:3种成分热轧钢板的显微组织均由铁素体和贝氏体组成,钢板的抗拉强度均高于610MPa,伸长率大于24.5%,扩孔率高于104%;Si含量的增加,提高了组织中铁素体的含量,钢板的强度、伸长率和扩孔率得到提高;Nb含量的增加,细化了钢板的组织,钢板的强度和扩孔率增加明显,伸长率变化不大;试验扩孔过程中裂纹主要沿铁素体和贝氏体的晶界处扩展,部分裂纹穿过铁素体晶粒.","authors":[{"authorName":"董毅","id":"b755c895-eec3-4fe5-a064-b811d1ac9711","originalAuthorName":"董毅"},{"authorName":"韩斌","id":"4fd8f3d6-47da-400c-9fda-0b46fb0dc9e2","originalAuthorName":"韩斌"},{"authorName":"时晓光","id":"fcda03f2-3006-41bb-949d-e44e69708f12","originalAuthorName":"时晓光"},{"authorName":"张宇","id":"c11c9b8e-d087-4b55-be21-3c3b463b96d0","originalAuthorName":"张宇"},{"authorName":"孙成钱","id":"5339fa17-b277-479b-99fb-22287d4c847c","originalAuthorName":"孙成钱"}],"doi":"10.11951/j.issn.1005-0299.20160206","fpage":"53","id":"db78f11a-15e8-4a83-bc0a-d8217062ba49","issue":"2","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":"271bc1d2-635e-4f12-889d-6920890dd917","keyword":"铁素体与贝氏体","originalKeyword":"铁素体与贝氏体"},{"id":"7da44f9f-3904-4632-a813-b24816154d3a","keyword":"扩孔性能","originalKeyword":"扩孔性能"},{"id":"07ce13d6-6360-480b-8a85-cfbd4d9cd9b3","keyword":"合金元素","originalKeyword":"合金元素"},{"id":"8274853c-32da-4995-8f12-4bc7f7eca3d9","keyword":"组织和性能","originalKeyword":"组织和性能"},{"id":"64f54112-3558-4599-b9df-cc128a35c8e5","keyword":"冷却工艺","originalKeyword":"冷却工艺"},{"id":"378904cc-c411-4655-a798-79520cc32b08","keyword":"析出物","originalKeyword":"析出物"}],"language":"zh","publisherId":"clkxygy201602006","title":"Si和Nb对高强热轧扩孔组织和性能的影响","volume":"24","year":"2016"},{"abstractinfo":"采用分段式冷却模式,研究不同的空冷时间、卷取温度、冷却速度对扩孔显微组织和力学性能的影响.结果表明:随着空冷时间的延长,试验钢铁素体体积分数逐渐增加,的强度逐渐下降,伸长率及扩孔率逐渐提高;冷速在150℃/s时,马氏体组织转变导致钢板扩孔性能明显下降;当卷取温度为450℃、中间空冷时间为6~9 s、冷却速度为50℃/s时,可获得扩孔性能优良的600MPa级扩孔.","authors":[{"authorName":"王孟","id":"953b8f60-104f-4d99-9d7c-1e17b1331f37","originalAuthorName":"王孟"},{"authorName":"刘斌","id":"5b285d2c-2947-4e99-bf7e-dbf771b17d34","originalAuthorName":"刘斌"},{"authorName":"刘永前","id":"8cf0cfa7-b8c8-44ec-a0d6-985932f811ef","originalAuthorName":"刘永前"},{"authorName":"张扬","id":"7b13285a-4bee-4d1b-848e-a0e260dd88da","originalAuthorName":"张扬"},{"authorName":"甄瑞斌","id":"35ac0163-7442-496b-84f8-2832e2406459","originalAuthorName":"甄瑞斌"}],"doi":"","fpage":"30","id":"806e32ca-8995-4d6a-b4b5-5be906bea9e7","issue":"4","journal":{"abbrevTitle":"GTYJ","coverImgSrc":"journal/img/cover/GTYJ.jpg","id":"29","issnPpub":"1001-1447","publisherId":"GTYJ","title":"钢铁研究"},"keywords":[{"id":"50210057-a055-4757-995d-47ae584d3738","keyword":"扩孔","originalKeyword":"高扩孔钢"},{"id":"e17d926d-70a3-47aa-a665-8417bd5c8267","keyword":"冷却工艺","originalKeyword":"冷却工艺"},{"id":"f9e1dc04-043c-4d72-b42d-800f9109fccd","keyword":"微观组织","originalKeyword":"微观组织"},{"id":"9a6b248c-bf97-46dd-9bb5-b02e380ed03d","keyword":"扩孔率","originalKeyword":"扩孔率"}],"language":"zh","publisherId":"gtyj201604008","title":"冷却工艺对热轧扩孔组织与性能的影响","volume":"44","year":"2016"},{"abstractinfo":"采用扫描电子显微镜(SEM)及能谱分析(EDS)技术对FB780扩孔热轧卷头尾部扩孔样品进行断口形貌观察及成分分析.结果表明,夹杂物作为显微空穴的优先形核点,将对材料的扩孔性能产生不利影响;采用INCA Feature夹杂物自动分析方法对两样品截面夹杂物成分、尺寸、面积进行统计,结果表明,由于浇注过程的差异,头部样品在夹杂物尺寸、面积分数上均高于尾部样品,这些夹杂物将在扩孔过程中作为裂纹萌生源而影响材料的扩孔性能;采用电子背散射衍射(EBSD)技术对两样品中铁素体相及贝氏体相进行相分布统计,结果表明,由于尾部样品具有更高的铁素体含量,且组织分布更为均匀,从而改善了材料的塑性、韧性及扩孔性能.","authors":[{"authorName":"洪巨锋","id":"756529e6-9457-4f77-a1e5-fbc3bf853982","originalAuthorName":"洪巨锋"},{"authorName":"刘俊亮","id":"c0ba0dd7-dff7-4161-9b0b-fa9483d31cbc","originalAuthorName":"刘俊亮"},{"authorName":"庞厚君","id":"b99e8b2c-20d5-4c1a-966f-9621544daa8e","originalAuthorName":"庞厚君"},{"authorName":"王国栋","id":"0c658fef-c13f-48ad-b770-9a25879c66d8","originalAuthorName":"王国栋"}],"doi":"10.13228/j.boyuan.issn1000-7571.009634","fpage":"29","id":"edab7723-026d-486d-9275-43c0f4ec55b4","issue":"1","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析 "},"keywords":[{"id":"88386250-6815-489b-b936-502f4781573a","keyword":"扩孔性能","originalKeyword":"扩孔性能"},{"id":"2fb06526-8a59-41ca-9e6c-3d35a53af859","keyword":"电子背散射衍射","originalKeyword":"电子背散射衍射"},{"id":"f7bfb1ad-2996-4772-9fbf-b04286a9e92d","keyword":"夹杂物","originalKeyword":"夹杂物"},{"id":"956fda22-5e98-49f6-9d58-edd0839f89af","keyword":"微观组织","originalKeyword":"微观组织"},{"id":"f1286f7c-1399-49d4-a872-dc51e7c109c5","keyword":"扫描电子显微镜","originalKeyword":"扫描电子显微镜"},{"id":"41d928a9-3ed1-40b9-86eb-853440cf0037","keyword":"能谱","originalKeyword":"能谱"}],"language":"zh","publisherId":"yjfx201601006","title":"夹杂物及组织对FB780扩孔扩孔性能的影响","volume":"36","year":"2016"},{"abstractinfo":"通过力学拉伸实验和扩孔实验对铌、钛复合微合金化低碳热轧铁素体贝氏体钢板的力学性能和成形性能进行了研究,以了解控轧控冷工艺参数和微观组织对其性能的影响,并分析了影响扩孔率的因素以及铁索体贝氏体的裂纹扩展机制.研究结果可为开发高强度、扩孔性能的汽车底盘用钢板提供实验依据.","authors":[{"authorName":"王卫卫","id":"bf2a58b0-808a-4efb-b9d8-54b5fa35f090","originalAuthorName":"王卫卫"},{"authorName":"丁桦","id":"c2cedeff-4bc8-4efe-a329-27ad44c8256a","originalAuthorName":"丁桦"},{"authorName":"唐正友","id":"784fa7b0-d9fe-4b97-8f05-acb1c5a1f13e","originalAuthorName":"唐正友"},{"authorName":"商艳","id":"03ac792b-e28a-484e-88b9-f87af19d8b80","originalAuthorName":"商艳"},{"authorName":"丁昊","id":"2f98dcff-2d23-4e84-ba55-251aa4350a6a","originalAuthorName":"丁昊"}],"doi":"","fpage":"48","id":"0ff1f5ba-ad1a-4ac7-b439-be4a4ae8d02d","issue":"6","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":"b35c1e65-7b2d-496b-9567-f71e86e81e5d","keyword":"铁素体贝氏体","originalKeyword":"铁素体贝氏体钢"},{"id":"b9a10144-3e76-4803-a09f-e45c559f503d","keyword":"控轧","originalKeyword":"控轧"},{"id":"790bbaad-0abe-4e5f-b9c1-a56891af1153","keyword":"控冷","originalKeyword":"控冷"},{"id":"40b832a8-77d0-4eca-b278-43233f3bba5e","keyword":"扩孔性能","originalKeyword":"扩孔性能"},{"id":"be9f48b9-a896-47c4-b481-a8ef2ae0fad0","keyword":"裂纹扩展机制","originalKeyword":"裂纹扩展机制"}],"language":"zh","publisherId":"gtyjxb200906012","title":"铁素体贝氏体扩孔性能","volume":"21","year":"2009"},{"abstractinfo":"通过TMCP工艺实验,研究了Si、Mn含量对低碳Si-Mn显微组织,力学及成形性能的影响,探讨了铁索体/贝氏体双相(FB)在扩孔过程中的裂纹形成及扩展行为.研究结果表明,增加Si含量,实验中等轴铁素体的体积分数增加,扩孔性能得到改善;而增加Mn含量,实验的强度和韧性显著提高,但塑性和扩孔性能有所下降.FB中的裂纹扩展主要是以微孔聚集机制进行,当遇到贝氏体时,裂纹通过铁素体-贝氏体相界面并剪断铁素体进行扩展.合理选择Si、Mn含量和TMCP工艺参数,可以获得690 MPa级的经济型热轧FB扩孔,扩孔率达到了95%,综合性能较好.","authors":[{"authorName":"蔡明晖","id":"8e3777a6-4ed3-4783-a615-c5e272939ae0","originalAuthorName":"蔡明晖"},{"authorName":"丁桦","id":"923f4168-6b9f-46c4-8e08-bac95e47c638","originalAuthorName":"丁桦"},{"authorName":"张建苏","id":"811dea04-04e1-44f2-914e-6cfbf9964797","originalAuthorName":"张建苏"},{"authorName":"唐正友","id":"9dd47a8a-ca20-4479-9008-29602a3cdc1a","originalAuthorName":"唐正友"},{"authorName":"王卫卫","id":"ad8184da-3488-4df9-84d1-4e7a1d9071ff","originalAuthorName":"王卫卫"}],"doi":"","fpage":"77","id":"14855775-9255-4f4b-b7c7-0b72ba715251","issue":"8","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"43f5123e-f476-4dd7-ad59-bd0d4e9cd2fa","keyword":"铁素体/贝氏体双相","originalKeyword":"铁素体/贝氏体双相钢"},{"id":"50f8ca7c-0d5e-4de6-92f0-0f3af6b644c2","keyword":"硅含量","originalKeyword":"硅含量"},{"id":"fa3d85bf-2bcd-44b8-b7c9-d4a06bb3ee18","keyword":"锰含量","originalKeyword":"锰含量"},{"id":"173428ee-84ff-4251-a3a0-23cc8d52bff0","keyword":"裂纹扩展","originalKeyword":"裂纹扩展"},{"id":"8e126b40-5b23-463a-910a-d6dffca13628","keyword":"成形性能","originalKeyword":"成形性能"}],"language":"zh","publisherId":"gt200808018","title":"经济型铁素体/贝氏体高扩孔的组织与性能","volume":"43","year":"2008"},{"abstractinfo":"通过TMCP工艺实验,研究了Si、Mn含量对低碳SiMn显微组织、力学及成形性能的影响,探讨了铁素体/贝氏体双相(FB)在扩孔过程中的裂纹形成及扩展行为。研究结果表明,增加Si含量,实验中等轴铁素体的体积分数增加,扩孔性能得到改善;而增加Mn含量,实验的强度和韧性显著提高,但塑性和扩孔性能有所下降。FB中的裂纹扩展主要是以微孔聚集机制进行,当遇到贝氏体时,裂纹通过铁素体贝氏体相界面并剪断铁素体进行扩展。合理选择Si、Mn含量和TMCP工艺参数,可以获得690 MPa级的经济型热轧FB扩孔扩孔率达到了95%,综合性能较好。","authors":[{"authorName":"蔡明晖","id":"8a587a1a-d6e4-4e67-af30-776d9023ca87","originalAuthorName":"蔡明晖"},{"authorName":"丁桦","id":"55f4edc7-7c93-440c-a0eb-c393a95cafc4","originalAuthorName":"丁桦"},{"authorName":"张建苏","id":"6a637939-03ab-46e0-b40f-017db6e87bab","originalAuthorName":"张建苏"},{"authorName":"唐正友","id":"a79f7258-cff2-4900-9820-58be5398fbe9","originalAuthorName":"唐正友"},{"authorName":"王卫卫","id":"ee6430e9-e70f-4e24-b0e6-974a64895259","originalAuthorName":"王卫卫"}],"categoryName":"|","doi":"","fpage":"77","id":"5aaabe02-ca59-4d17-a28a-9eda18a68995","issue":"8","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"3372e10e-5a94-4d23-9e39-5856513ed880","keyword":"铁素体/贝氏体双相;硅含量;锰含量;裂纹扩展;成形性能","originalKeyword":"铁素体/贝氏体双相钢;硅含量;锰含量;裂纹扩展;成形性能"}],"language":"zh","publisherId":"0449-749X_2008_8_11","title":"经济型铁素体/贝氏体高扩孔的组织与性能","volume":"43","year":"2008"},{"abstractinfo":"","authors":[{"authorName":"庞厚君","id":"2f46f185-c169-4818-bdd0-e31cf8b3d868","originalAuthorName":"庞厚君"}],"doi":"10.3969/j.issn.1000–6826.2017.03.19","fpage":"77","id":"dd3ddbff-bcaf-49aa-b222-b849057a4857","issue":"3","journal":{"abbrevTitle":"JSSJ","coverImgSrc":"journal/img/cover/3abe017a-2574-4821-8152-4ae974ef0471.jpg","id":"47","issnPpub":"1000-6826","publisherId":"JSSJ","title":"金属世界"},"keywords":[{"id":"e77b9946-b95d-4e31-9bf8-e4fb3e2ad5ac","keyword":"","originalKeyword":""}],"language":"zh","publisherId":"jssj201703019","title":"宝钢80kg热轧酸洗扩孔的开发与应用","volume":"","year":"2017"},{"abstractinfo":"钢材的扩孔性能一般可用扩孔试验求出的扩孔率来评价,同种材料,由于试验条件的不同,测得的扩孔率存在显著差别.研究了不同的孔加工方式及毛刺朝向对扩孔率的影响,钻孔方式获得的扩孔率高于冲压孔方式获得的扩孔率,毛刺朝向与凸模运动方向相反时冲压孔获得的扩孔率,大于毛刺朝向与凸模运动方向相同时的冲压孔获得的扩孔率.","authors":[{"authorName":"赵如意","id":"13272685-b18d-40c7-a78f-3dd66ff34f08","originalAuthorName":"赵如意"},{"authorName":"刘永前","id":"e8916097-236d-4086-b953-82d0ec47faa3","originalAuthorName":"刘永前"},{"authorName":"王刚","id":"20c3c79a-1ba8-491a-bd81-9acfe5b96b8e","originalAuthorName":"王刚"},{"authorName":"薛欢","id":"81800aab-720c-4e3f-a515-2ba268dac7c1","originalAuthorName":"薛欢"},{"authorName":"彭文杰","id":"c988d53d-1231-4436-8361-13562620d5cf","originalAuthorName":"彭文杰"}],"doi":"","fpage":"33","id":"36ff0eeb-b579-4057-b7e6-dff665dae588","issue":"3","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"09bebc02-7da6-4e8d-815b-27975078c1f4","keyword":"扩孔率","originalKeyword":"扩孔率"},{"id":"86cfc840-b936-42ff-85b3-8c2e84cd0345","keyword":"孔加工方式","originalKeyword":"孔加工方式"},{"id":"14863931-eaf9-46b6-b04e-96e9cbf5ddc8","keyword":"毛刺朝向","originalKeyword":"毛刺朝向"}],"language":"zh","publisherId":"gtyj201403009","title":"测试条件对汽车高强扩孔率的影响","volume":"42","year":"2014"},{"abstractinfo":"高效低成本洁净生产技术,是国家钢铁产业政策提倡的冶金技术之一。安阳钢铁股份有限公司在碳洁净生产中,以转炉拉碳技术为基础,降低增碳剂加入量,同时不断深入研究连铸、轧钢等后道工序的工艺控制参数,钢水纯净度大幅度提高。在没有铁水预处理和钢水真空脱气的条件下,以较低的成本,成功开发出C72DA和C82DA热轧盘条。性能完全满足用户要求,获得了市场的良好评价。","authors":[{"authorName":"王晓静","id":"3f37954c-3ec0-48b9-8fb8-9588b4a88431","originalAuthorName":"王晓静"},{"authorName":"王志刚","id":"22674139-b8d0-4c9e-9abf-e073b0933d82","originalAuthorName":"王志刚"}],"doi":"","fpage":"39","id":"c495680f-c001-499f-ad93-62f86c56cab3","issue":"8","journal":{"abbrevTitle":"ZGYJ","coverImgSrc":"journal/img/cover/ZGYJ.jpg","id":"87","issnPpub":"1006-9356","publisherId":"ZGYJ","title":"中国冶金"},"keywords":[{"id":"27d8c18b-2bf9-413e-a2e1-232a1701d5a1","keyword":"高效洁净","originalKeyword":"高效洁净钢"},{"id":"8d91d3d0-ebad-4f56-a09a-ae870e7e962e","keyword":"拉碳","originalKeyword":"高拉碳"},{"id":"95dcae76-0ca9-46c2-88e0-f504408e67e4","keyword":"低成本","originalKeyword":"低成本"}],"language":"zh","publisherId":"zgyj201108010","title":"碳洁净热轧盘条的开发实践","volume":"21","year":"2011"}],"totalpage":4401,"totalrecord":44006}