The reason causing nodularization degeneration in surface layer of furan resin sand nodular iron castings was analyzed.
对呋喃树脂砂球墨铸铁件表层球化衰退原因进行了分析。
The liquid-solid volume rate, grain size, and nodularization of solid particle within the microstructure of semi-solid metal was analyzed.
针对半固态组织分析中所需的固相率、固相颗粒尺寸和圆整度进行了计算机分析。
Introduced the result of nodularization-inoculation treatment for iron melt by using cored wire injection process in the Tenth Branch Company of Inner Mongolia no.
介绍了在内蒙一机集团第十分公司用喂线法对铁液进行球化-孕育处理的结果。
Some batches of production showed that microstructure of nodular iron in investment casting can reach to 2 grade nodularization, 6 grade nodule size and 10% pearlite.
经批生产考核，精铸球铁铸件的金相组织可达到球化级别2级，石墨球大小6级，珠光体含量10 %的要求。
The selection of chemical composition of ferrite nodular iron used under low temperature, the control plan of nodularization, inoculation technology and heat treatment technique were studied.
研究了低温用铁素体球铁化学成分的选择、球化及孕育工艺的控制以及热处理方案的制定原则，从而确定了低温用铁素体球铁的合理生产方案。
The selection of chemical composition of ferrite nodular iron used under low temperature, the control plan of nodularization, inoculation technology and heat treatment technique were studied.
研究了低温用铁素体球铁化学成分的选择、球化及孕育工艺的控制以及热处理方案的制定原则，从而确定了低温用铁素体球铁的合理生产方案。
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