【摘要】 用热分析法配合硬度测定及金相组织观察,研究了合金含量、等淬温度、铸件壁厚和淬透性之间的关系。更多还原

【Abstract】 The effects of the alloy Content, austemperjng temperature and the thickness of castings on the harden-ability of ductile iron by using thermal analysis method were discussed.更多还原