作者: Gi-Jun Gwon , Joon Kyoo Park , Nam Gyu Park , Dong Geun Ha , Jung Min Suh
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摘要: A guide thimble plug for a nuclear fuel assembly is provided, in which an internal threaded hole formed through main body so that the coupled to bottom nozzle by screw coupling. An upper insert part end of body. The inserted into shock absorption tube. thermal deformation prevention on below and recessed inward from outer surface such that, when thimble, gap defined between thimble. tube can be reliably fastened nozzle, minimized.