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Information × Registration Number 0303U007121, 0103U001347 , R & D reports Title Methods of definition of the intense condition in welded connections and about local defects of pipes of main gas mains popup.stage_title Методи визначення напруженого стану у зварних з'єднаннях та околі локальних дефектів труб магістральних газопроводів Head Osadchuk Vasyl, Registration Date 04-03-2003 Organization Lviv Polytechnic National University popup.description2 The approach to experimental-settlement definition of the intense condition in welded connections of steel pipes of main gas mains with use of the data received by methods of the not destructive control of pressure, and also the generalized formulas for definition of concentration of pressure about defects of a surface which are modelled elips rotations is developed. Product Description popup.authors popup.nrat_date 2020-04-02 Close