vermiculate

Investigation for Matrix on Hot Fatigue Strength of Vermiculate Graphite Cast Iron

基体组织对蠕墨铸铁热疲劳性能的影响

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Twisting and Vermiculating of Graphite during Its Growth Process in Cast Iron

铸铁中石墨生长时的弯曲与蠕化

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The influence of the vermiculating rate on the thermal fatigue resistance. of vermicular graphite iron is studied with the Uddeholm thermal fatigue testing method.

用Uddeholm热疲劳试验方法，研究了蠕化率对蠕铁热疲劳抗力的影响。

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The structure of the synthesized product was discussed by XRD analysis; proved that the products belong to the Department of tetragonal anatase structure. TEM observation of samples used for the disordered morphology of mesoporous materials, can clearly see that the vermiculate ostium.

利用X-ray衍射仪进行物相分析，证明产品为四方晶系锐钛矿结构，用TEM观察样品形貌为无序介孔材料，可以很清楚地看到蠕虫状的无序孔道。

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Under the conditions of fast heating, fast cooling and thermal cycling with larger temperature difference, it is concluded that ( 1) under appropriate strength and toughness, in creasing the vermiculating rate can enhance the thermal fatigue resistance of vermicular graphite iron;

在快速加热、快速冷却以及较大热循环温差的服役条件下得出：（1）当强韧性相当时，提高蠕化率可提高蠕铁的热疲劳抗力；

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A heat-resistant compacted graphite iron has been produced by using RE composite vermiculate ferroalloy which contains low boil element.

采用稀土为主的含低沸点元素的蠕化剂生产了耐热蠕墨铸铁。

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The studies of vermiculated red soil in recent years are summarized, The results show that the strong acid and laterized characteristics of vermiculated red soil are obvious;

综述了近年来网纹红土研究的事实成果，结果表明：网纹红土的强酸、富铝化特征明显；

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Effects of Antimony on Structure and Properties of Vermiculate Cast Iron

锑对蠕铁组织和性能的影响

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Influence of Vermiculating Rate on Thermal Fatigue Resistance of Vermicular Iron

蠕化率对蠕铁热疲劳抗力的影响

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Antimony also increases tensile strength but decreases cross section sensitivity of vermiculate cast iron.

适量锑提高抗拉强度,降低蠕铁断面敏感性.

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