TY JOUR TI INFLUENCE OF THE MICROSTRUCTURAL COMPOSITION OF PIPE STEEL ON ITS TENDENCY TO CORROSION AND STRESS CRACKING KW corrosion KW cracking KW stress KW SSC KW improvement KW ITR KW rolling KW structural steels JO Transport engineering AU Mordovina, Y.S. PY 2026 IS 2026 PB Bryansk State Technical University