{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"研究了纯镍铸铁焊条冷焊时,稀土金属镧、铈、镨、钇及钕对焊缝热裂纹敏感性的影响规律,并分析了铈对焊接接头力学性能和加工性能的影响.结果表明:稀土镧、铈、钇和镨能在一定范围内提高焊缝临界变形速度vBL,改善纯镍铸铁焊缝抗热裂性.适量的铈能提高接头力学性能,稀土钕会增加焊缝热裂纹敏感性.在此基础上,研制了具有较低热裂纹敏感性、良好的加工性能,能满足高强度灰口铸铁力学性能要求的纯镍铸铁冷焊焊条.","authors":[{"authorName":"洪波","id":"5cbb6c0d-0101-4169-9098-b39824f97551","originalAuthorName":"洪波"}],"doi":"10.3969/j.issn.1000-3738.2003.06.010","fpage":"29","id":"65cccd68-4d9d-4f36-932e-3288a1c1164c","issue":"6","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":"9fa2fd58-450d-496a-a38e-fdda0466a9b1","keyword":"热裂纹敏感性","originalKeyword":"热裂纹敏感性"},{"id":"68d19cd3-70f2-422f-8305-b0cab6ebac2b","keyword":"纯镍铸铁焊条","originalKeyword":"纯镍铸铁焊条"},{"id":"d2522d67-eeb7-422d-86f7-62240a958cf1","keyword":"冷焊","originalKeyword":"冷焊"},{"id":"4a1881d0-ac23-4d45-b120-da11a909727f","keyword":"稀土金属","originalKeyword":"稀土金属"}],"language":"zh","publisherId":"jxgccl200306010","title":"低热裂纹敏感性纯镍铸铁焊条的研究","volume":"27","year":"2003"},{"abstractinfo":"采用HRL-1型热裂纹试验机测试焊缝临界变形速度的方法, 研究了常用稀土金属镧、铈、镨、钇及钕在纯镍铸铁焊条冷焊时, 对焊缝临界变形速度VBL、焊缝微观组织以及热裂敏感性的影响规律. 试验结果表明: 焊缝中加入适量的稀土镧、铈、钇和镨, 有脱硫、脱磷、去除晶界杂质的作用, 每种稀土金属, 偏离该最佳值都会使焊缝抗热裂性降低. 纯镍铸铁焊条中加入稀土钕会增加焊缝热裂敏感性. 稀土镧、铈、钇和镨能在一定范围内显著提高焊缝临界变形速度VBL, 改善纯镍铸铁焊缝抗热裂性能. ","authors":[{"authorName":"洪波","id":"8a06fb66-f413-47aa-9bb8-94310c09f451","originalAuthorName":"洪波"}],"doi":"10.3969/j.issn.0258-7076.2003.04.010","fpage":"459","id":"8085ab83-4b5b-4dba-964a-d99dda2de464","issue":"4","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"7acb1ff4-7377-482f-a3c2-b433ad1c4f90","keyword":"纯镍铸铁焊条","originalKeyword":"纯镍铸铁焊条"},{"id":"b56ee878-1706-46a1-95d3-a1651806abb2","keyword":"冷焊","originalKeyword":"冷焊"},{"id":"5cc19c01-2fd8-4a80-bdae-871030f4ce5f","keyword":"稀土金属","originalKeyword":"稀土金属"},{"id":"b5ff0bc1-ca00-4e30-aa23-636960c14b07","keyword":"临界变形速度","originalKeyword":"临界变形速度"},{"id":"e961ec5d-65c0-410c-8732-72f37ac67138","keyword":"抗热裂性","originalKeyword":"抗热裂性"}],"language":"zh","publisherId":"xyjs200304010","title":"稀土金属对纯镍铸铁焊条抗热裂性影响的研究","volume":"27","year":"2003"},{"abstractinfo":"Fe3Al金属间化合物是一种新型耐高温材料,并因其电热和磁性能受到重视.本文研究由铁、铝元素混合粉末利用高能球磨工艺合成Fe3Al.通过对冷焊现象的分析,用适量的有机物有效地控制了机械合金化过程.利用X射线衍射研究了反应物在球磨过程中的结构演变.通过对Fe/Al固相反应热力学的分析,认为Fe/Al原子比相等成分附近,固相反应最容易进行.","authors":[{"authorName":"范润华","id":"fea5373c-1065-4029-af19-a5853201dc6a","originalAuthorName":"范润华"},{"authorName":"陈云","id":"9e9f2fb8-da9c-40bc-b8f8-3f8ca2a8b525","originalAuthorName":"陈云"},{"authorName":"张景德","id":"e04133bc-8c71-48eb-8709-7e9d60292864","originalAuthorName":"张景德"},{"authorName":"尹衍升","id":"27f36b58-ba9a-475f-8d1c-f24996d9cec0","originalAuthorName":"尹衍升"}],"doi":"","fpage":"442","id":"e6d19034-e9e5-43ad-9f5d-de541606f803","issue":"4","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"5f77e6bc-93f6-41fb-bcb7-d0a633ce5df2","keyword":"机械合金化","originalKeyword":"机械合金化"},{"id":"b122197a-69b3-4630-9745-d136d360d529","keyword":"金属间化合物","originalKeyword":"金属间化合物"},{"id":"10b52c37-10a5-4732-9f09-b01aec2a297d","keyword":"固相反应","originalKeyword":"固相反应"},{"id":"bde4b663-7393-4964-aeb2-fc28bb6d7b89","keyword":"冷焊","originalKeyword":"冷焊"}],"language":"zh","publisherId":"gncl200404014","title":"球磨合成Fe3Al金属间化合物及其固相反应机理","volume":"35","year":"2004"},{"abstractinfo":"用扫描电镜(SEM)、透射电镜(TEM)及能谱分析(EDS)对高碳Nb-Ti-V-Cr-RE系高硬度冷焊焊缝中碳化物形态及分布特点进行了研究,探讨了碳化物形成机理及其作用行为.MC型碳化物在熔滴阶段已大量形成,在熔池中聚集长大,呈颗粒状均匀分布.碳化物的早期形成占有了大量碳元素,避免了二次碳化物网状析出,同时有利于使基体转变为低碳马氏体组织,改善焊缝金属韧性.","authors":[{"authorName":"张元彬","id":"d7f707f8-9b0d-40c6-bdb1-82b66266434c","originalAuthorName":"张元彬"},{"authorName":"任登义","id":"b49f634d-9cb2-4488-845e-b6f81d066797","originalAuthorName":"任登义"}],"doi":"10.3969/j.issn.1000-3738.2003.05.001","fpage":"1","id":"314bc9fb-8a4b-4d8d-80e4-c01ea6aef517","issue":"5","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":"9b6e17b8-f9f5-4fe6-81d0-09c650ad784d","keyword":"冷焊","originalKeyword":"冷焊"},{"id":"a1b260bc-94cd-4fc5-8628-4b1398f76339","keyword":"焊缝","originalKeyword":"焊缝"},{"id":"67698728-ee34-4cae-97e7-f6624ebb6d38","keyword":"碳化物","originalKeyword":"碳化物"}],"language":"zh","publisherId":"jxgccl200305001","title":"碳化物在高硬度焊缝中的行为研究","volume":"27","year":"2003"},{"abstractinfo":"根据杭州湾大桥工程的要求,对武钢二热轧厂首批生产的20mm厚管桩用钢Q345C-Hq进行了水冷焊接试验研究.试验包括水冷手工焊斜Y型抗裂试验,以及用武钢技术中心自行开发研制的桥梁钢埋弧焊丝WQ-1和焊剂CHF101进行的水冷埋弧焊试验.结果表明,该钢种及选用的焊接材料的水冷抗裂性及埋弧焊接头综合性能均满足了工程要求.","authors":[{"authorName":"缪凯","id":"6cba03d6-b3a2-411e-98bb-4a2442b2da8d","originalAuthorName":"缪凯"},{"authorName":"董汉雄","id":"118f813a-efb6-400e-92d5-a90afa1423a8","originalAuthorName":"董汉雄"},{"authorName":"黄治军","id":"2452240d-cbf0-42b5-b315-ef6af7f97e01","originalAuthorName":"黄治军"}],"doi":"10.3969/j.issn.1001-1447.2004.04.008","fpage":"29","id":"34dfc776-f024-4fc1-8546-3e575488d8b5","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":"b697402f-9f21-4a8f-9f4e-05cba6a4b8ca","keyword":"桥梁钢","originalKeyword":"桥梁钢"},{"id":"ba76a8e7-95e2-4913-a8a0-421a0501be24","keyword":"水冷","originalKeyword":"水冷"},{"id":"9d004c3d-cc93-421a-8bfb-84c8b161950e","keyword":"抗裂试验","originalKeyword":"抗裂试验"},{"id":"2c0c565e-8744-453d-bc1c-e0edabbce8ea","keyword":"埋弧焊","originalKeyword":"埋弧焊"},{"id":"6f24c4a3-2cd9-4640-9951-217af9ab6f79","keyword":"焊丝","originalKeyword":"焊丝"}],"language":"zh","publisherId":"gtyj200404008","title":"杭州湾大桥管桩用Q345C-Hq钢水冷焊接试验","volume":"32","year":"2004"},{"abstractinfo":"针对铁素体不锈钢焊接接头晶粒粗大的特征,采用钨极氩弧焊随焊冷却方法对443铁素体不锈钢进行焊接,分析其焊接接头组织性能,并与自然冷却条件下焊接接头的组织性能进行了对比。研究结果表明,采用随焊冷却的方法细化了焊接接头热影响区的晶粒,提高了焊接接头力学性能,特别是冲击性能得到较大提高。晶间腐蚀试验表明443不锈钢焊接接头有良好的耐晶间腐蚀性能;探讨了随焊冷却方法改善焊接接头组织性能的影响因素和机理。","authors":[{"authorName":"杨文平","id":"0828b26b-cfd7-4581-ba86-7beea578edee","originalAuthorName":"杨文平"},{"authorName":"闫志峰","id":"b817e4c2-a255-4964-8aaa-ce9784de0809","originalAuthorName":"闫志峰"},{"authorName":"王文先","id":"9747b954-53e1-4eee-a759-824384559fe3","originalAuthorName":"王文先"},{"authorName":"王志斌","id":"4499bc6b-e1ba-4608-a485-37cc0215d724","originalAuthorName":"王志斌"},{"authorName":"张心保","id":"93c090f2-f537-45a1-8bde-98896553e537","originalAuthorName":"张心保"}],"doi":"","fpage":"96","id":"10e73d9e-2d93-40c6-a596-850f189f3a15","issue":"10","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":"aad78fef-c151-41bd-9e63-59b713896afd","keyword":"铁素体不锈钢","originalKeyword":"铁素体不锈钢"},{"id":"b4d1fbc2-1d95-4df0-adfc-79cb28ada57d","keyword":"随焊冷却","originalKeyword":"随焊冷却"},{"id":"27ecaa6b-3ec8-4ed8-8647-8d521394f185","keyword":"显微组织","originalKeyword":"显微组织"},{"id":"5b4a2c19-c9f5-4c36-99fa-9fcb75a2d7ba","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"jsrclxb201210019","title":"443铁素体不锈钢随焊激冷焊接接头的组织性能","volume":"33","year":"2012"},{"abstractinfo":"以X70管线钢为实验材料进行了在役焊接修复的研究,测定了在役焊接的热循环曲线,并与空冷焊接对比研究了粗晶区的组织和硬度.研究结果表明,在役焊接热循环曲线和常规空冷焊接有很大不同,高温停留时间和t8/5都远远小于常规空冷焊接.过快的冷却速度导致粗晶区生成了大量非平衡组织,如马氏体、板条铁素体,并使粗晶区的硬度值增大,增加了氢致裂纹敏感性.","authors":[{"authorName":"陈玉华","id":"9f0fc2fd-01a7-4195-9a68-2a914033d550","originalAuthorName":"陈玉华"},{"authorName":"王勇","id":"2dca7a0e-8c4b-4e6b-b6a4-77cd43b2257a","originalAuthorName":"王勇"},{"authorName":"韩彬","id":"aec64796-974d-48df-a74d-4b050fe901b1","originalAuthorName":"韩彬"},{"authorName":"董立先","id":"e46502d7-cc90-44e3-996e-dbe38e1a0327","originalAuthorName":"董立先"}],"doi":"10.3969/j.issn.1004-244X.2005.04.005","fpage":"16","id":"9bc09672-d8d9-42f8-b416-767990084e5e","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":"a59d6287-8e17-4ac2-9673-0bbf429cb2e6","keyword":"在役焊接","originalKeyword":"在役焊接"},{"id":"84b9ad84-97a3-475b-8fdc-11e4e1eca504","keyword":"X70管线钢","originalKeyword":"X70管线钢"},{"id":"fed4053c-1fc6-4630-a15a-86b2a7ec232c","keyword":"焊接热循环","originalKeyword":"焊接热循环"},{"id":"17b1249c-724d-426d-a14e-eeb20191ba45","keyword":"粗晶区","originalKeyword":"粗晶区"}],"language":"zh","publisherId":"bqclkxygc200504005","title":"X70钢在役焊接热循环及粗晶区组织性能研究","volume":"28","year":"2005"},{"abstractinfo":"利用金属铬及铝粉末进行高能机械球磨,分析、研究了这些粉末的组织与相结构的变化.随着球磨时间的延续,脆性铬粉末由于冷焊与破碎相互作用的结果而使其平均粒度不断减小,衍射峰发生宽化及峰高降低现象;而韧性铝粉末则表现出强烈的冷焊性,使绝大多数粉末都粘附于磨球表面及罐壁,同时在剧烈变形的铝粉末微观组织中发现有许多位错环,而无位错缠结.","authors":[{"authorName":"齐宝森","id":"50ff4b76-8be7-4951-be0b-d99f3014dfb2","originalAuthorName":"齐宝森"},{"authorName":"王成国","id":"788b789f-b45c-49ba-b83b-d6ee94300cd0","originalAuthorName":"王成国"},{"authorName":"姚新","id":"0c7f5cac-ca04-4fdf-92f1-e1f19fd47b95","originalAuthorName":"姚新"},{"authorName":"徐英","id":"7cbc68ea-fa1d-48dc-a172-1f19a3399a8d","originalAuthorName":"徐英"}],"doi":"10.3969/j.issn.0258-7076.2000.05.002","fpage":"325","id":"9133f742-6e65-478d-b0c6-eaedd480c45d","issue":"5","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"b0bae403-29fe-49fe-801b-a55ea1bcdd59","keyword":"高能球磨","originalKeyword":"高能球磨"},{"id":"85bd2b74-c060-44d5-8385-de90011cccde","keyword":"铬粉末","originalKeyword":"铬粉末"},{"id":"91a1c011-d004-4346-b4c3-8b7a81baa90b","keyword":"铝粉末","originalKeyword":"铝粉末"}],"language":"zh","publisherId":"xyjs200005002","title":"高能球磨金属铬、铝粉末的特征","volume":"24","year":"2000"},{"abstractinfo":"对原位合成的ZrO2/TiB2复合陶瓷材料进行了室温下的摩擦磨损性能试验研究,利用扫描电镜对其磨损表面进行观察.结果表明:复合材料随着TiB2含量的增加摩擦系数减小,其抗磨损能力增强.磨损机理为微观切削和机械冷焊.","authors":[{"authorName":"潘培道","id":"00275b5f-ef15-46ec-ab52-4446e397e4c5","originalAuthorName":"潘培道"},{"authorName":"刘孝光","id":"640d0f26-01bc-4dae-9c2b-ade587c44c74","originalAuthorName":"刘孝光"},{"authorName":"殷韦韦","id":"9985b811-057e-4169-bb06-6e397fc5f173","originalAuthorName":"殷韦韦"},{"authorName":"胡昌军","id":"74d1d8c8-157a-4217-b7e5-24af952fab7a","originalAuthorName":"胡昌军"},{"authorName":"张国青","id":"519c443d-335b-4d10-a133-1d80b7ded1cf","originalAuthorName":"张国青"}],"doi":"","fpage":"1063","id":"b2efc525-3a57-45ea-a37a-c8fff6fae62c","issue":"6","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报 "},"keywords":[{"id":"8fea693f-1671-44a1-a7e1-0ee3dd7d75b0","keyword":"复合陶瓷","originalKeyword":"复合陶瓷"},{"id":"0f760560-d8ea-460d-952f-200b9b2a990c","keyword":"ZrO2","originalKeyword":"ZrO2"},{"id":"c34b3adb-ba93-4326-8ae7-143c18144594","keyword":"TiB2","originalKeyword":"TiB2"},{"id":"cba524c9-1c70-423a-aa4b-83b0f940a164","keyword":"摩擦磨损","originalKeyword":"摩擦磨损"}],"language":"zh","publisherId":"gsytb201306013","title":"原位合成的ZrO2/TiB2复合陶瓷材料摩擦磨损特性研究","volume":"32","year":"2013"},{"abstractinfo":"利用Fritsch Pulversitte 5型行星式球磨机、扫描电子显微镜、X射线光电子能谱仪和X射线衍射仪研究了3Fe/Al元素混合粉末的机械球磨过程以及球磨过程中混合粉末与环境介质的相互作用.研究证实,球磨过程中存在颗粒断裂、冷焊机制,球磨20h产物为α-Fe(Al)固溶体,其表面生成一层由Fe2O3和Al2O3组成的氧化膜.","authors":[{"authorName":"贾建刚","id":"a77b061a-c8ac-47a5-9a5b-2ea947ad7bcc","originalAuthorName":"贾建刚"},{"authorName":"马勤","id":"4ebfba51-3976-48c8-a6b0-b159c097645c","originalAuthorName":"马勤"},{"authorName":"周琦","id":"7e5b715d-5032-44b5-96e9-8e698381b1b9","originalAuthorName":"周琦"},{"authorName":"季根顺","id":"8e5398bf-05e5-44ba-843a-b9cddf7b64ff","originalAuthorName":"季根顺"},{"authorName":"郭铁明","id":"2e3dace5-37aa-47d5-8fe4-8e01fe45dd8a","originalAuthorName":"郭铁明"}],"doi":"10.3969/j.issn.1009-6264.2007.06.003","fpage":"11","id":"0eda4434-5ba4-4a48-a903-fde4399acac6","issue":"6","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":"680d2324-2785-4b76-876b-993b1b0c0fed","keyword":"3Fe/Al","originalKeyword":"3Fe/Al"},{"id":"e3298599-f1b7-4f8d-99e4-b32d4b06fccb","keyword":"球磨","originalKeyword":"球磨"},{"id":"4931af88-f670-4e33-9216-841ecb393e8a","keyword":"机械合金化","originalKeyword":"机械合金化"},{"id":"291e4fce-7c64-4f8e-a518-945a2522c0b1","keyword":"热处理","originalKeyword":"热处理"}],"language":"zh","publisherId":"jsrclxb200706003","title":"3Fe/Al混合粉末的高能球磨及环境介质的相互作用","volume":"28","year":"2007"}],"totalpage":5,"totalrecord":42}