研究了钒对中硅耐热铸铁的组织及常温机械性能的影响，对钒在中硅铸铁中的存在状态和作用进行了探讨。
The influence of V on the structure and properties of medium silicon cast iron at room temperature are investigated. The existing forms and the function of V is discussed.
依据铸铝坩埚的服役条件，制造工艺和成本要求，选择中硅耐热球铁取代普通灰口铸铁制造铸铝坩埚。
Medium silicon heat-resisting nodular cast iron has been chosen instead of common grey iron to make cast aluminium crucible according to the work condition. making process and cost of the crucible.
采用X-射线衍射仪、透射电镜研究了可锻铸铁白口组织中硅对共晶渗碳体点阵参数、晶胞体积及晶体缺陷的影响。
The effect of Si on the crystal lattice parameters, lattice volume and crystal defects of the eutectic cementite in malleable cast iron has been studied by using X ray diffractometer and TEM.
采用稀土硅铁、低碳铬铁和复合变质剂对中铬铸铁进行变质处理后，组织细化、性能提高；
The experiment results showed the structure was refined and the properties were enhanced after adding modificator, such as rare-earth ferrosilicon.
通过在中硅耐热铸铁中添加不同组合的合金元素稀土、铜、钛使其合金化，经过孕育和球化处理，得到铁素体+珠光体+球状石墨的金相组织。
Adding different alloy combination of re, copper and titanium, then through gestation and nodulizing disposal, we got the fine texture of ferrite pearlite and spheroidal graphite.
对试生产的中硅钼合金蠕墨铸铁排气管铸件本体伸长率不足的原因进行了显微组织分析。
The reasons of low percentage elongation of mid Si Mo vermicular graphite cast iron exhaust tube casting in trial production were analyzed.
采用电子探针及X射线衍射仪测定了可锻铸铁白口组织中硅的分布和硅对渗碳体点阵参数的影响。
The distribution of silicon in as-cast white iron was studied using electron probe microanalysis. Effect of silicon on lattice constant of the cementite was also studied using X-ray diffraction.
采用电子探针及X射线衍射仪测定了可锻铸铁白口组织中硅的分布和硅对渗碳体点阵参数的影响。
The distribution of silicon in as-cast white iron was studied using electron probe microanalysis. Effect of silicon on lattice constant of the cementite was also studied using X-ray diffraction.
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