the paper investigated the vermicular graphite and its transition morphologies to lamellar and spheroidal graphite in deep-etched compacted vermicular iron bars by sem.
本文利用扫描电镜对深腐蚀蠕墨铸铁试样中的蠕虫状石墨及其与片状石墨、球状石墨之间的过渡形态进行了观察研究。
the thermal properties of medium silicon-molybdenum vermicular iron are about three times of that of normal vermicular iron, so it is an ideal material for producing manifold.
中硅钼蠕铁的抗热疲劳性能为普通蠕铁的3倍,因而是制造 排气歧管的理想材料。
by optimizing design and conducting a series of tests, a kind of special vermicular iron with excellent properties was chosen as the material for making the braking disc.
通过优化设计并进行了大量的试验,选择了综合性能优异的特种蠕墨铸铁作为制动盘材料。
the melt treating techniques used for the production of low alloyed hi-strength gray iron and vermicular iron cylinder blocks and heads were summarized.
综述了用作发动机缸体缸盖的低合金高强度灰铸铁和蠕墨铸铁的铁液处理技术。
the iron melting process, vermicularizing treating process and casting method of the vermicular iron cylinder head of 6110model vehicle diesel engine were introduced briefly.
简要地介绍6110车用柴油机蠕铁缸盖的熔炼、蠕化处理工艺和铸型工艺。
the result showed that vermicular iron was the optimum material for braking components.
研究结果表明:蠕墨铸铁是制作制动部件的合适选材。