CN 119464715 A

要約

本发明提供了一种射频超导腔用高纯中晶粒铌材料及其制备方法，该方法以铝热还原法生产的铌板条为原料，通过真空电子束熔炼工艺进行多次熔炼去除杂质，并采用精炼工艺进一步提升铌锭的纯度，得到的高纯中晶粒铌铸锭，采用径锻方式，将的铸锭锻成

英語（機械翻訳）： The invention provides a high-purity medium-grain niobium material for a radio frequency superconducting cavity and a preparation method thereof, the method takes a niobium lath produced by an aluminothermic reduction method as a raw material, impurities are removed by smelting for multiple times through a vacuum electron beam smelting process, the purity of a niobium ingot is further improved by adopting a refining process, and the obtained high-purity medium-grain niobium ingot is subjected to radial forgingIs forged into an ingot

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