采用Fe3Si基合金在600～1000℃以0.001～10s-1形变速率压缩到真应变200%左右立即由冰水冷却,利用真应变-真应力曲线、普通光学显微镜研究Fe3Si基合金热形变的动态再结晶机制.试验结果表明:该合金在Z参数位于一定区间时发生了动态再结晶,但再结晶进行得不完全,Z值过大或过小只发生动态回复.
参考文献
| [1] | 孙玉魁.金属软磁材料及应用[M].北京:冶金工业出版社,1986 |
| [2] | 谢燮揆 .高硅电工钢[J].中小型电机,1994,21(03):60-61. |
| [3] | McQUEEN H J .Deformation mechanisms in hot working[J].Journal of Metals,1968,20:31. |
| [4] | Truckner W G;Mikkola D E .Strengthening of copper by dislocation substrutures[J].Metallurgical and Materials Transactions,1977,8:45. |
| [5] | Shapiro E;Dieter G E.Hight temperature-hight strain rate fracture of inconel 600[J].Metallurgical and Materials Transactions,1970(01):1711. |
| [6] | 牛长胜 .[D].北京:北京科技大学,2002. |
| [7] | 林均品;王晶云;褚武扬;肖纪美 .Fe3Al金属间化合物动态复原机制的研究[J].金属学报,1994,30(06):274-280. |
| [8] | Characterization of mechanisms of hot deformation of as-cast nickel aluminide alloy[J].Intermetallics,2000(9/11):987-995. |
| [9] | Najafi Zadeh A;Jonas J J .Grain refinement by dynamic recrystallization during the simulated warm-rolling of interstitial free steels[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1992,23(09):2607. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%