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。
2
The present invention relates to a carbon corrosion-resisting pump applicable to transportation of high-temp. strong-corrosive fluid medium.
本发明涉及一种适用于输送高温、强腐蚀流体介质的炭素耐腐蚀泵。
3
Meanwhile, being an important medium of strengthening the impacts of our own culture and resisting foreign culture aggression, translation is also obviously unbalanced.