00826naa#a2200181#i#450# EN\\bibl\125676 20260612045449.5 2949-2440 20260611b2026####ek#y0engy0150####ca RU Investigation by the scanning electron microscopy of corrosion resistance of the near-seam zone and base material of gas pipeline pipes using comparative analysis method Journal article Astrakhan Astrakhan State Technical University 2026 6 с. Journal article local Дефекты изделий, деталей и заготовок; раковины, трещины и другие дефекты и их выявление. 621.9.019 Revina Alla Victorovna Andreeva Viktoriya Dmitrievna vestnik.astu.org