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Head: Vorona Vitaliy Mykhailovych. Expert study, normative control, approval and registration of specifications instead of specification TU 27 2-05757883-197:2008 Steel Seamless Casing with Thread Joints UPJ and Couplings to Them.. (popup.stage: ). State Scientific Research Tube Institute. № 0211U007539
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Updated: 2026-03-26
