本文利用人工神经网络方法研究了化学成分和热处理条件对G50钢力学性能的影响,通过电镜观察分析了合金元素间交互作用形成的组织和第二相的作用,结果C、Cr、Mo提高钢强度,Ni、Mo、Si降低钢强度,C,Mn降低韧性,Cr,Mo,Ni提高韧性.
参考文献
[1] | YOUNG G K;CHANG S L;GYO S K .Low Cycle Fatigue Behaviour of a Cobalt-free Tungsten-bearing Maraging Steel[J].Materials Science and Enginneering,1987,89:17-24. |
[2] | VANDERWALKER D M .The Precipitation Sequence of Ni3Ti in Co-free Maraging Steel[J].Metallurgical Transactions A,1987,18A:1191-1194. |
[3] | CHANG N P;YOUNG G K .Effects of Repeated Thermal Cyclings On the Transformation Behaviour microstructure and mechanical properties in a cobalt-free Tungsten-containing Maraging Steel(W-250)[J].MATERIAL SCIENCE AND ENGINEERING,1990,A123:255-260. |
[4] | Sha W;Cerezo A;Smith G D W .Phase Chemistry and Precipitation Reactions in Maraging Steels:Part Ⅱ.Co-free T-300 Steel[J].Metallurgical Transactions A,1993,24A:1233-1239. |
[5] | 任怀亮;何肇基;王学诚 等.无钴马氏体时效合金[J].北京钢铁学院学报,1987,9(04):31-37. |
[6] | 何明一.神经计算原理[A].西安:西安电子科技大学出版社,1992 |
[7] | 宋仁国;董敏;张奇志 等.7175铝合金工艺优化的遗传算法[J].材料科学与工程,1998,16(01):28-31. |
[8] | GENG P;ZHENG M G;QING C F .ANN Optimization method for high strength high fracture toughness steel[J].Materials Science and Technology,1998,14:185-187. |
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