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Information × Registration Number 0210U007664, 0109U008114 , R & D reports Title Certification of the technology and conduction of heat resistance tests of tubes currently produced at PNTZ JSC according to specification TU 14-3-460. popup.stage_title Head Opryshko Lyudmila Vasylivna, Registration Date 29-09-2010 Organization Ya.Ye.Osada State Scientific Research Tube Institute popup.description2 The technology of manufacture of boiler tubes according to specification TU 14-3-450 at PNTZ JSC has been certfied and actual indices of heat resistance property of metal of hot-worked and cold-worked tubes produced currently from billets supplied by various manufacturers have been assessed. Conclusion on validity of guarantee of limits of long-term strength at elevated temperatures of metal of tubes produced in six process options has been given to the manufacturer for the next three years. Product Description popup.authors Полтава Ирина Іванівна popup.nrat_date 2020-04-02 Close