TY JOUR TI EVALUATION OF NONDESTRUCTIVE TESTING RESULTS KW corrosion index KW corrosion resistance KW flaw detection inspection KW scope of inspection KW technical con-trol KW technical device KW visual inspection KW welds JO Scientific Papers Collection of the Angarsk State Technical University AU Cherepanov, A.P. PY 2021 IS 2021 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»