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Information × Registration Number 0305U001527, 0104U004198 , R & D reports Title Snvestigation of guality of metal in tubes made srom continuosly cast billets at Nizhny Tagil Iron and Steel Works for the corspondence to the specification TU 14-3-190 and reguirements of Kotlonadzor popup.stage_title Дослідження якості металу труб, виготовлених безперевнолитих заготівок Нижньотагільського металургійного комбінату, на відповідність нормам ТУ 14-3-190 по вимогам Котлонанляду Head Opryshko Lyudmyla Vasylivna, Registration Date 24-03-2005 Organization Ya.Ye.Osada State Scientific Research Tube Institute popup.description2 Research macro and microstructure of metal NLZ from steel two 20 of effecting NTMK. The made exploratory crews of boiler tubes from different draw-down ratioes from NLZ. The quality of metal of tubes on conformity to the requirements of the technical specifications 14-3-190 and Rules of a pressure vessel Inspection is investigated(studied). By results of researches of the technical specifications 14-1-5472 gated in in new reissued the technical specifications 14-3-190, that allows of VAT "ChTPZ" to produce industrial crews of boiler tubes from NLZ instead of conventional forged5635 Product Description popup.authors popup.nrat_date 2020-04-02 Close