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Information × Registration Number 2116U002886, Article popup.category Thesis Title popup.author popup.publication 01-01-2016 popup.source_user Сумський державний університет popup.source http://essuir.sumdu.edu.ua/handle/123456789/46876 popup.publisher Sumy State University Description This paper is about a center hole with noncontinuous surface of a centrifugal pump impeller. The main subject is deviation of cylindrical shape of an impeller center hole and its concentricity to sealing surfaces. The purpose is finding a logarithm of getting precise cylindrical shape of the hole. popup.nrat_date 2025-05-12 Close