In this paper a macro-cracking in the medium casing which is a heavy section casting of 261 turbogenerator was investigated by SEM, EDAX and others.
采用扫描电镜断口分析、微区能谱分析等方法研究了261汽轮机中汽缸大型铸件开裂问题。
The producing process of a kind of micro-chill suitable for suspension casting of heavy section ductile iron is briefly described.
简要介绍了一种适合于大断面球铁悬浮铸造用微型冷铁的制备工艺；
Solidification microstructures in heavy section high manganese steel casting were simulated using coupling cellular automaton(CA)and finite element method(FEM).
采用元胞自动机与有限元相耦合的方法模拟厚断面高锰钢铸件凝固组织。
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