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.

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。

youdao

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.

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。

youdao