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Information × Registration Number 0300U002114, 0100U001008 , R & D reports Title The elaboration of main technological parameters for production of 40X steel tubes with hexagonal inner profile popup.stage_title Розробка основних технологічних параметрів процесу виготовлення труб з внутрішнім шестигранним профілем із сталі 40Х Head Pavlov A.O., Registration Date 12-05-2000 Organization State Scientific Research Tube Institute popup.description2 The main technological parameters for rolling tubes of 40X steel with hexagonal bore corresponding to 22 mm wrench were elaborated. The productivity of rolling not less than 100 meters per shift was achieved. The technological instructions was elaborated, test specimens and 15 ton reference batch were produced Product Description popup.authors popup.nrat_date 2020-04-03 Close