ISO 21857:2021

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Petroleum, petrochemical and natural gas industries — Prevention of corrosion on pipeline systems influenced by stray currents

ISO 21857:2021 is an international standard that outlines guidelines for preventing corrosion on buried or immersed pipeline systems within the petroleum, petrochemical, and natural gas industries, specifically focusing on corrosion caused by stray currents (electrical interference from external sources) affecting the pipelines