The analysis of micro zone discovers that there are directly relationships between the distortion structure of eutectic austenitic and lower ductility.

微区分析发现畸变的共晶奥氏体组织与球墨铸铁低韧性之间存在着直接的对应关系。

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The effect of carbon content of the base metal on the welded bond structure, formation mechanism of the "austenitic-rich zone" and "hydrogen-induced disbonding" etc.

研究了母材碳含量对熔合区形态的影响、“富奥氏体区”形成机理和“氢蚀剥离开裂”产生机理等。

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