Please wait a minute...
金属学报  1997, Vol. 33 Issue (8): 874-879    
  论文 本期目录 | 过刊浏览 |
快淬Fe-Cr-Mo-Si-B非晶合金中的相分离
林一坚;金慧娟;梅文余;许桂琴;徐庆镇
上海钢铁研究所上海金属功能材料重点实验室;上海;200940;上海钢铁研究所上海金属功能材料重点实验室;上海;200940;上海钢铁研究所上海金属功能材料重点实验室;上海;200940;上海钢铁研究所上海金属功能材料重点实验室;上海;200940;上海钢铁研究所上海金属功能材料重点实验室;上海;200940
AMORPHOUS PHASE SEPARATION IN RAPIDLY QUENCHED Fe-Cr-MO-Si-B ALLOYS
LIN Yiian; JIN HuiPan; MEI Wenyu; XU Guiqlh; XU Qingrhen (Shanghai Key La-boratory of Metallic FunctlbnaI Materltrls; Shanghai Iron and Steel Research Institute; Shanghai 200940) (Manuscript received 1996-08-27; in revised form 1996- 11 -18)
引用本文:

林一坚;金慧娟;梅文余;许桂琴;徐庆镇. 快淬Fe-Cr-Mo-Si-B非晶合金中的相分离[J]. 金属学报, 1997, 33(8): 874-879.
, , , , . AMORPHOUS PHASE SEPARATION IN RAPIDLY QUENCHED Fe-Cr-MO-Si-B ALLOYS[J]. Acta Metall Sin, 1997, 33(8): 874-879.

全文: PDF(1094 KB)  
摘要: 透射电镜观察到非晶Fe65Cr18Mo2Si1B14和Fe62Cr18Mo2Si1B17基体中分布着纳米级颗粒状的非晶第二相.磁测量与Mossbauer谱显示非晶样品由少量铁磁相与顺磁基体相组成,并表现出单畴颗粒的高矫顽力.快淬过程中早期过冷液体里硼的偏聚导致非晶合金中非晶第二相的形成及脆化.
关键词 Fe-Cr-Mo-Si-B非晶合金相分离磁性    
Abstract:A comprehensive examination was made on the structures and properties of Fe65Cr18Mo2Si1B14 and Fe62Crl8Mo2Si1B17 single-roll quenched ribbons. TEM revealed par-ticle-like amorphous second phase with size of tens of nanometer distributed in amorphous matrix, amount of which increased with boron concentration. Correspondingly, magnetic analysis and M6ssbauer spectrum indicated that the ribbons were composed of phases with different magnetic properties. A small amount of magnetic phase was detected to be dispersed in paramagnetic matrix and has high coercive force as single-domain particle. The quenched ribbons were brittle before annealing. A conclusion can be drawn that the boron segregation in eariy undercooled liquid during quenching results in the formation of amophous second phase, which brittlized the quenched ribbons.
Key wordsFe-Cr-Mo-Si-B    amorphous alloy    phase separation    magnetism
收稿日期: 1997-08-18     
1 Tanner L E, Ray R. Scr Metall,1980,14: 657
2 Yost F G, Hills C R. Scr Metall,1981; 15:1209
3林一坚,尤云龙,张小岷,井春永,郁泉琴.金属学报,1988;24: B409
4 Swierczek J, Zbroszczyk J, Ciurzynska W, Szymura S, Wyslocki B. J Magn Magu Mater, 1995;14-144: 319
5 Chien C L, Musser D, Gyorgy E M, Sherwood R C, Chen H S, Luborsky F E, Walter J L. PhysRev, 1979; B20: 283
6 Hunger G, Bergmann H W, Mordike B L. In: Kear B H, Giessen B C, Cohen eds., RapidlySolidi fied Amorphous and Crytalline Alloy, Amsterdam: North-Holland, 1981: 2317 Piller J,Haasen P. Acta Metall,1982;30:1
8 Chen H S. Mater Sci Eng, 1976; 26: 79r
[1] 张德印, 郝旭, 贾宝瑞, 吴昊阳, 秦明礼, 曲选辉. Y2O3 含量对燃烧合成Fe-Y2O3 纳米复合粉末性能的影响[J]. 金属学报, 2023, 59(6): 757-766.
[2] 刘路军, 刘政, 刘仁辉, 刘永. Nd90Al10 晶界调控对晶界扩散磁体磁性能和微观结构的影响[J]. 金属学报, 2023, 59(11): 1457-1465.
[3] 张雷, 施韬, 黄火根, 张培, 张鹏国, 吴敏, 法涛. 铀基非晶复合材料的相分离与凝固序列研究[J]. 金属学报, 2022, 58(2): 225-230.
[4] 项兆龙, 张林, XIN Yan, 安佰灵, NIU Rongmei, LU Jun, MARDANI Masoud, HAN Ke, 王恩刚. Cr含量对FeCrCoSi永磁合金调幅分解组织及其性能的影响[J]. 金属学报, 2022, 58(1): 103-113.
[5] 孙小钧, 何杰, 陈斌, 赵九洲, 江鸿翔, 张丽丽, 郝红日. Fe含量对Zr60Cu40-xFex相分离非晶合金组织结构、电阻性能和纳米压痕行为的影响[J]. 金属学报, 2021, 57(5): 675-683.
[6] 于雷,罗海文. 部分再结晶退火对无取向硅钢的磁性能与力学性能的影响[J]. 金属学报, 2020, 56(3): 291-300.
[7] 邓聪坤,江鸿翔,赵九洲,何杰,赵雷. Ag-Ni偏晶合金凝固过程研究[J]. 金属学报, 2020, 56(2): 212-220.
[8] 陈斌,何杰,孙小钧,赵九洲,江鸿翔,张丽丽,郝红日. Fe-Cu-Pb合金液-液相分离及废旧电路板混合金属分级分离与回收[J]. 金属学报, 2019, 55(6): 751-761.
[9] 白静, 石少锋, 王锦龙, 王帅, 赵骧. Ni-Mn-Ga-Ti铁磁形状记忆合金的相稳定性和磁性能的第一性原理计算[J]. 金属学报, 2019, 55(3): 369-375.
[10] 何贤美, 童六牛, 高成, 王毅超. Nd含量对磁控溅射Si(111)/Cr/Nd-Co/Cr薄膜结构与磁性的影响[J]. 金属学报, 2019, 55(10): 1349-1358.
[11] 孙亚超, 朱明刚, 韩瑞, 石晓宁, 俞能君, 宋利伟, 李卫. 各向异性稀土永磁薄膜的磁黏滞性[J]. 金属学报, 2018, 54(3): 457-462.
[12] 黄俊, 罗海文. 退火工艺对含Nb高强无取向硅钢组织及性能的影响[J]. 金属学报, 2018, 54(3): 377-384.
[13] 耿遥祥,林鑫,羌建兵,王英敏,董闯. Finemet型纳米晶软磁合金的双团簇特征与成分优化[J]. 金属学报, 2017, 53(7): 833-841.
[14] 马殿国,王英敏,李艳辉,张伟. Co含量对熔体快淬Fe55-xCoxPt15B30合金的组织结构与磁性能的影响[J]. 金属学报, 2017, 53(5): 609-614.
[15] 耿遥祥,张志杰,王英敏,羌建兵,董闯,汪海斌,特古斯. 高Fe含量Fe-B-Si-Hf块体非晶合金的结构-性能关联[J]. 金属学报, 2017, 53(3): 369-375.