Fe74Cr2Mo2Sn2P10Si4B4C2是一种发现不久的块体非晶合金.用旋淬法制备了该合金的非晶带材,DSC测得玻璃转化温度Tg是750K,晶化温度Tx1是786K,Tx2是805K.将带材样品分别在不同保温温度和保温时间下退火,用XRD和DSC研究晶化时的相转变.Fe74Cr2Mo2Sn2P10Si4B4C2非晶合金的晶化过程为Am→Am+α-Fe→α-Fe+Fe3P+Cr23C6+Fe3C+Fe3B+Fe2B,晶化的两个阶段分别对应淬态样品DSC曲线上的两个放热峰.测试了不同退火条件下样品的显微维氏硬度,结果表明晶化使硬度升高,二次晶化时最高,达到HV1278.
参考文献
| [1] | Haigiwara M;Inoue A;Masumoto T .Mechanical properties of FeSi-B amorphous wires produced by in-rotating-water spinning method[J].Metallurgical and Materials Transactions,1982,13:373-382. |
| [2] | Akihisa Inoue .Stabilization of metallic supercooled liquid and bulk amorphous[J].Acta Materialia,2000,48:279-306. |
| [3] | Inoue A .Bulk amorphous alloys with soft and hard magnetic properties[J].Materials Science and Engineering,1997,226 - 228:357-363. |
| [4] | S. J. Pang;T. Zhang;K. Asami .Synthesis of Fe-Cr-Mo-C-B-P bulk metallic glasses with high corrosion resistance[J].Acta materialia,2002(3):489-497. |
| [5] | Li Chunfei;Saida Junji et al.Effect of Sn addition on the glassforming ability in (Cu40Ti30Ni15Zr10)(100-x)/95Snx(x = 0,2,4,6and 8) alloys[J].Scripta Materialia,2000,42:923-927. |
| [6] | 张亮,卢志超,李德仁,陆曹卫,张宏浩.Fe78-2xCrxMoxSn2P10Si4B4C2（x＝2,4）块体非晶合金的制备和性能[J].金属功能材料,2004(01):1-3. |
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