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Information × Registration Number 0304U004230, 0102U006438 , R & D reports Title Attestation of the production technology, carryng out obligatory periodical testing of refrectory properties of boiler tubes and giving a confirmation of their guarantee for a three-year period (par. 2.14 of TU 14-30460-75). popup.stage_title Атестація технології виробництва, проведення обов"язкових періодичних випробувань жароміцних властивостей котельних труб та видача підтвердження їх гарантії на три роки (п.2.14 ТУ 14-3-460-75) Head Bulaniy V.G., Registration Date 16-04-2004 Organization State Scientific Research Tube Institute popup.description2 Nechnology of making boiler tubes at JSC "VTZ" has been checked. Tubes of carbon and low-aloy steels were tested for long-term strength and yield strength at high temperatures. Basing on the results, a Conclusion was made permitting JSC:VTZ" guaranting hightemperature properties of boiler tubes made to TU 14-3-460-755635 Product Description popup.authors popup.nrat_date 2020-04-02 Close