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cold lap
    In the processing, some defects appeared on the surface of the wire such as crack, cold lap, axial groove, caving wave, abruption etc . These defects could be slaked by adjusting the parameters.
    在线材制备过程中出现了表面裂纹、冷隔、轴向沟槽条纹、波状弯曲、拉断等宏观缺陷,主要为工艺参数搭配不当所致,可以通过调整参数使之消除。
    In addition,two processes are introduced to solve the problem occurring in production,of a sudden enlargement upon the top area of a cold lap in castings with a thin wall cover.
    提出了解决生产中易出现冷隔的顶部面积突然扩大的薄壁盖体类铸件的二种工艺途径。
    The reason of misrun and cold lap formation in thin walled aluminum casting is analyzed. Increasing gas exhaust capacity in mould and filling velocity and controlling melt temperature are favorable methods for better effect.
    对薄壁铸铝件浇不足及冷隔的形成原因进行了分析 ,提出了增大铸型排气性、提高充型速度、控制出炉温度的解决措施 ,效果良好
    For eliminating the defects of double skin,cold lap and gas hole,etc. of nodular cast iron pipes casted by centrifugal water cooling metallic mould and improving the mechanical wear and hot fatigue of pipe mould,adopts the method spraying SiBa 13 alloy powder to internal surface of pipe mould.
    为了消除水冷金属型离心球墨铸铁管的重皮、冷隔、气孔等铸造缺陷 ,降低管模的机械磨损及热疲劳 ,采用了向管模内喷撒 Si Ba-13合金粉的方法。
    The U-shape interface and the casting defects such as misrun and cold lap can be avoided by the increase and scatter arrange of consumable electrodes or the relative moving between electrodes and a crystallizer.
    增加电极数量或使电极与结晶器产生相对运动可避免双金属的U型界面、浇不足及冷隔等缺陷的产生。
    The results indicated that the bulk flat plates with the interfaces with firm combining strength and proper thickness of transitional layer have been obtained, without defects such as U-shaped interface, cold lap, by relative moving between electrodes and crystallizer.
    结果表明:使电极与结晶器产生相对运动或增加电极数量可避免双金属U型界面、浇不足及冷隔等缺陷的产生,获得界面结合牢固、均匀平整且过渡层适当的双金属平板件。
    Ingot quality influences the property of alloys significantly. The common defects in cast ingots are shrinkage cavity, gas hole, crack, segregation, cold lap and copper sweat during the Cu-Cr-Zr vacuum melting and casting.
    铸锭的铸造质量对合金的使用性能有重大影响,Cu-Cr-Zr合金常见的铸造缺陷包括缩孔、气孔、裂纹、偏析、冷隔和铜豆等。
 

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