冷隔、裂纹是薄壳灰铸铁件常见缺陷。
Cold shuts and Cracks are the common defects found in thin-shell grey-iron castings.
论文根据均衡凝固及大孔出流理论,用计算机辅助设计的方法改进了壳体灰铸铁件的铸造工艺。
In the paper, based on the Propotional Solidification Theory and Large Orifice Discharge Theory, the foundry technology of gray iron casting shell was designed by the method of CAD.
重锤片为灰铸铁件、涂漆,其余为热镀锌钢制作。
Counter weight piece is grey iron, painted, the other parts are hot-dip galvanized steel.
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