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Information × Registration Number 0304U002639, 0104U005700 , R & D reports Title Procedure of certification of electric weldet tubes, manufactured at OJSC ' Chrtsyzsk tube works' popup.stage_title Проведення сертифікаці електрозварних труб, що виготовляються ВАТ "ХТЗ" Head Sokurenko Victor P., Registration Date 23-02-2005 Organization Inter-regional scientific-engineer centre of standardization and certification of tubes,cylinders and other metal production popup.description2 The stability of the technology of prodnction of the tubes was established. The guality of pipes, the strength of weeld seam and basic metal were examined hydraulic, mechnical and technological dates of apporoval test executed. The certificates of conformity on pipes are made out.. Product Description popup.authors popup.nrat_date 2020-04-02 Close