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金属学报  1986, Vol. 22 Issue (4): 80-82    
  论文 本期目录 | 过刊浏览 |
铸铁石墨形态的转变及生长动力学
姚忻;丁少兰;吴学明;徐昭华;厉松春;王务献
上海交通大学;上海交通大学;上海交通大学;上海交通大学;上海交通大学;上海交通大学
TRANSITION OF GRAPHITE MORPHOLOGY IN CAST IRON AND ITS GROWTH KINETICS
by YAO Xin; DING Shaolang; WU Xueming; XU Zhaohua; LI Songchun; WANG Wuxian (Shanghai Jiaotong University)
引用本文:

姚忻;丁少兰;吴学明;徐昭华;厉松春;王务献. 铸铁石墨形态的转变及生长动力学[J]. 金属学报, 1986, 22(4): 80-82.
, , , , , . TRANSITION OF GRAPHITE MORPHOLOGY IN CAST IRON AND ITS GROWTH KINETICS[J]. Acta Metall Sin, 1986, 22(4): 80-82.

全文: PDF(1255 KB)  
摘要: <正> 蠕虫状石墨兼有球状石墨和片状石墨的某些特征;各类石墨形态在一定条件下能够互相转变。这些事实预示着三类石墨形态在生长机制上具有一些共同的规律。本研究采用液态金属冷却(LMC)定向凝固技术,设想从凝固速度、变质、衰退三个方面探讨各类石墨形态的转变。LMC技术具有控制稳定,重复性好,可获得石墨形态连续转变的各类组织,得到定量数据等优点。通过使用该技术,期望获得其它实验方法所难以得到的实验证据,进而探讨石墨晶体的生长机制。 本试验原始试样由工业纯铁、光谱纯石墨和
Abstract:The influence of solidification rate, modifying agent added and fading on the morphology of graphite were investigated by means of the technique of the liquid metal cooling directional solidification. The model of growth of graphite crystal was also proposed.
收稿日期: 1986-04-18     
1 Liu, P.C.; Loper, C.R., Trans. Ant Foundrymen's Soc., 88 (1980) , 97-118.
2 姚忻;丁少兰,金属科学与工艺,(1985) ,№3,50.
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