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第11期 包小倩等:FeCu-NbSi-B快淬带的组织、磁性及微区力学性能 ·1519· 表2A、B和C快淬带的断裂应变测量值 Table 2 Fracture toughness of samples A,B and C 平行板间距/mm 平均距离, 平均厚度, 断裂应变, 试样 4 5 D/mm t/um A 0.7 0.8 0.8 0.8 0.8 0.78 37 0.05 女 1.4 1.5 1.5 1.6 1.7 1.54 45 0.03 C 4.8 4.9 3.2 3.2 5.9 4.40 60 0.01 Sia B 2 alloys (x=0.0-1.4,y =0.0-2.5).J Magn Magn Ma- 3 结论 ter,2009,321(14):2220 通过单辊快淬法制备了具有优良软磁性能的 Hoa N Q,Chau N,Yu S C,et al.The crystallization and proper- ties of alloys with Fe partly substituted by Cr and Cu fully substitu- Fe8.3Cuo6Nb26Sig.sB,合金带,其饱和磁感应强度、 ted by Au in Finemet.Mater Sci Eng A,2007,449-451:364 剩磁和矫顽力分别为1.06T.0.39T和3.53Am-1, [8]Ma X M,Li Z W,Wei JQ,et al.High frequency behaviours and 铁损Pa5T1k和Pa2T1o0分别为22.2W·kg和 Mossbauer study of field annealed FeCuNbSiB alloy ribbons.Chin 864Wkg-1.在相同辊速下,Fe3Cua.6Nb26Sig.sBg PhxB,2010,19(9):097401 快淬带的晶化程度受喷嘴形状、喷射压力等工艺参 9]Cao X G,Huang J LA Preliminary Approach on embrittlement mechanismin as rapidly-quenched state of domestic nanocrystalline 数的影响.快淬带的晶化程度是影响其断裂方式的 soft magnetic alloy.Met Funct Mater,1999,6(3):107 重要因素.非晶相和纳米晶复合的合金带断口可见 (曹兴国,黄金亮.国产纳米晶软磁合金FensCu1Nb3 Si1xs Bo 河流状花样、周期性褶皱、镜面区、雾状区等,而晶化 淬态脆化机制初探.金属功能材料,1999,6(3):107) 接近完全的合金带呈典型的沿晶断裂.纳米力学探 [10]Yang L,He GQ,Yan B,et al.Research on microhardness of newly developed amorphous and nanocrystalline Finemet-type al- 针可以用来测量快淬带的微区硬度和弹性模量,快 loy.J Mater Sci Eng,2005,23(2):211 淬带的晶化程度同样影响快淬带的微区硬度和弹性 (杨磊,何国球,严彪,等.改性非品和纳米品FINEMET合 模量,非晶相和纳米晶复合的合金带的微区硬度和 金的显微硬度研究.材料科学与工程学报,2005,23(2): 弹性模量低于晶化接近完全的合金带.可以利用 211) Luborsky法测量断裂应变对材料的韧性进行半定量 [11]Wang G,Wang Y T,Liu Y H,et al.Evolution of nanoscale morphology on fracture surface of brittle metallic glass.Appl Phys 分析. Lett.,2006,89(12):121909 [12]Wang G,Zhao D Q.Bai H Y,et al.Nanoscale periodic mor- 参考文献 phologies on the fracture surface of brittle metallic glasses.Phys [Yoshizawa Y,Oguma S,Yamauchki K.New Fe-based soft mag- Rer Lett.,2007,98(23):235501 netic alloys composed of ultrafine grain structure.J Appl Phys, [13]Lin Z,Wang YL.Lin J P,et al.The experimental principle of 1988,64(10):6044 Nano Indenter II and its applications.J Aeronaut Mater,2001, Vasica M,Minic DM,Blagojevic VA,et al.Mechanism of ther- 21(4):56 mal stabilization of Fes9.s NisSis.2B3 Co.s amorphous alloy.Ther- (林志,王艳丽,林均品,等.纳米力学探针的基本原理及其 mochim Acta,2013,562:35 应用实例.航空材料学报,2001,21(4):56) B3]Yang W F,Qiao L,WangT,et al.Enhanced microwave absorp- [14]Oliver W C,Pharr G M.An improved technique for determining tion properties of Fe.s Cu Nb Si.sB nanoflakes by moderate hardness and elastic modulus using load and displacement sensing surface oxidization and rotational orientation in composites.Al- indentation experiments.J Mater Res,1992,7(6):1564 loys Compd,2011,509(25):7066 [15]Luborsky F E,Walter J L.Stability of amorphous metallic alloys. 4]Ma HJ,Wang W M,Zhang J,et al.Crystallization and corrosion J Appl Phys,1976,47(8):3648. resistance of (Fea.Sio Ba)10Ni,(=0,2 and 5)glassy 16] Shen J,Liang W Z,Sun J F.Formation of nanowaves in com- alloys.J Mater Sci Technol,2011,27(12):1169 pressive fracture of a less-brittle bulk metallic glass.Appl Phys [5]Zhang Z,LiJZ,Guo JZ.Nanocrystallization and soft magnetic Let,2006,89(12):121908 properties of FeCuNbSiB amorphous alloys.Foundry Technol, [17]Xi X K,Zhao D Q,Pan M X,et al.Periodic corrugation on dy- 2009,30(3):333 namic fracture surface in brittle bulk metallic glass.Appl Phys (张志,李建中,郭金柱.FeCuNbSiB非品合金的纳米品化及 Let,2006,89(18):181911 其软磁性能.铸造技术,2009,30(3):333) [18]Zhang Z F,Wu FF,Gao W,et al.Wavy cleavage fracture of [6]Ohta M,Yoshizawa Y.High B.nanocrystalline Fest-Cu,Nb,- bulk metallic glass.Appl Phys Lett,2006,89(25):251917第 11 期 包小倩等: Fe--Cu--Nb--Si--B 快淬带的组织、磁性及微区力学性能 表 2 A、B 和 C 快淬带的断裂应变测量值 Table 2 Fracture toughness of samples A,B and C 试样 平行板间距/mm 1 2 3 4 5 平均距离, D/mm 平均厚度, t /μm 断裂应变, εf A 0. 7 0. 8 0. 8 0. 8 0. 8 0. 78 37 0. 05 B 1. 4 1. 5 1. 5 1. 6 1. 7 1. 54 45 0. 03 C 4. 8 4. 9 3. 2 3. 2 5. 9 4. 40 60 0. 01 3 结论 通过单辊快淬法制备了具有优良软磁性能的 Fe78. 3Cu0. 6Nb2. 6 Si9. 5 B9 合金带,其饱和磁感应强度、 剩磁和矫顽力分别为 1. 06 T、0. 39 T 和 3. 53 A·m - 1, 铁损 P0. 5 T/1 kHz 和 P0. 2 T/100 kHz 分别为 22. 2 W·kg - 1 和 864 W·kg - 1 . 在相同辊速下,Fe78. 3 Cu0. 6 Nb2. 6 Si9. 5 B9 快淬带的晶化程度受喷嘴形状、喷射压力等工艺参 数的影响. 快淬带的晶化程度是影响其断裂方式的 重要因素. 非晶相和纳米晶复合的合金带断口可见 河流状花样、周期性褶皱、镜面区、雾状区等,而晶化 接近完全的合金带呈典型的沿晶断裂. 纳米力学探 针可以用来测量快淬带的微区硬度和弹性模量,快 淬带的晶化程度同样影响快淬带的微区硬度和弹性 模量,非晶相和纳米晶复合的合金带的微区硬度和 弹性模量低于晶化接近完全的合金带. 可以利用 Luborsky 法测量断裂应变对材料的韧性进行半定量 分析. 参 考 文 献 [1] Yoshizawa Y,Oguma S,Yamauchki K. New Fe-based soft mag￾netic alloys composed of ultrafine grain structure. J Appl Phys, 1988,64( 10) : 6044 [2] Vasica M ' ,Minic D M ' ,Blagojevic V A ' ,et al. Mechanism of ther￾mal stabilization of Fe89. 8Ni1. 5 Si5. 2B3C0. 5 amorphous alloy. Ther￾mochim Acta,2013,562: 35 [3] Yang W F,Qiao L,Wang T,et al. Enhanced microwave absorp￾tion properties of Fe73. 5 Cu1 Nb3 Si15. 5 B7 nanoflakes by moderate surface oxidization and rotational orientation in composites. J Al￾loys Compd,2011,509( 25) : 7066 [4] Ma H J,Wang W M,Zhang J,et al. Crystallization and corrosion resistance of ( Fe0. 78 Si0. 09B0. 13 ) 100 - xNix ( x = 0,2 and 5) glassy alloys. J Mater Sci Technol,2011,27( 12) : 1169 [5] Zhang Z,Li J Z,Guo J Z. Nanocrystallization and soft magnetic properties of FeCuNbSiB amorphous alloys. Foundry Technol, 2009,30( 3) : 333 ( 张志,李建中,郭金柱. FeCuNbSiB 非晶合金的纳米晶化及 其软磁性能. 铸造技术,2009,30( 3) : 333) [6] Ohta M,Yoshizawa Y. High Bs nanocrystalline Fe84 - x - yCuxNby￾Si4 B12 alloys ( x = 0. 0 - 1. 4,y = 0. 0 - 2. 5) . J Magn Magn Ma￾ter,2009,321( 14) : 2220 [7] Hoa N Q,Chau N,Yu S C,et al. The crystallization and proper￾ties of alloys with Fe partly substituted by Cr and Cu fully substitu￾ted by Au in Finemet. Mater Sci Eng A,2007,449 - 451: 364 [8] Ma X M,Li Z W,Wei J Q,et al. High frequency behaviours and Mssbauer study of field annealed FeCuNbSiB alloy ribbons. Chin Phys B,2010,19( 9) : 097401 [9] Cao X G,Huang J L. A Preliminary Approach on embrittlement mechanismin as rapidly-quenched state of domestic nanocrystalline soft magnetic alloy. Met Funct Mater,1999,6( 3) : 107 ( 曹兴国,黄金亮. 国产纳米晶软磁合金 Fe73. 5Cu1Nb3 Si13. 5B9 淬态脆化机制初探. 金属功能材料,1999,6( 3) : 107) [10] Yang L,He G Q,Yan B,et al. Research on microhardness of newly developed amorphous and nanocrystalline Finemet-type al￾loy. J Mater Sci Eng,2005,23( 2) : 211 ( 杨磊,何国球,严彪,等. 改性非晶和纳米晶 FINEMET 合 金的显微硬度研究. 材料科学与工程学报,2005,23 ( 2) : 211) [11] Wang G,Wang Y T,Liu Y H,et al. Evolution of nanoscale morphology on fracture surface of brittle metallic glass. Appl Phys Lett. ,2006,89( 12) : 121909 [12] Wang G,Zhao D Q,Bai H Y,et al. Nanoscale periodic mor￾phologies on the fracture surface of brittle metallic glasses. Phys Rev Lett. ,2007,98( 23) : 235501 [13] Lin Z,Wang Y L,Lin J P,et al. The experimental principle of Nano Indenter Ⅱ and its applications. J Aeronaut Mater,2001, 21( 4) : 56 ( 林志,王艳丽,林均品,等. 纳米力学探针的基本原理及其 应用实例. 航空材料学报,2001,21( 4) : 56) [14] Oliver W C,Pharr G M. An improved technique for determining hardness and elastic modulus using load and displacement sensing indentation experiments. J Mater Res,1992,7( 6) : 1564 [15] Luborsky F E,Walter J L. Stability of amorphous metallic alloys. J Appl Phys,1976,47( 8) : 3648. [16] Shen J,Liang W Z,Sun J F. Formation of nanowaves in com￾pressive fracture of a less-brittle bulk metallic glass. Appl Phys Lett,2006,89( 12) : 121908 [17] Xi X K,Zhao D Q,Pan M X,et al. Periodic corrugation on dy￾namic fracture surface in brittle bulk metallic glass. Appl Phys Lett,2006,89( 18) : 181911 [18] Zhang Z F,Wu F F,Gao W,et al. Wavy cleavage fracture of bulk metallic glass. Appl Phys Lett,2006,89( 25) : 251917 · 9151 ·
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