NACE MR0175 is an international standard that provides the requirements for metallic materials exposed to H₂S in oil and gas environments.
NACE MR0175 is identical to ISO 15156. ANSI / NACE MR0175 / ISO 15156 lists the requirements for carbon steels, low alloys and corrosion resistant alloy exposed to H₂S in oil and gas exploration and production environments.
This page is maintained by OGC Energy (Oil and Gas Corrosion Ltd.) and allows you to track the latest edition of NACE MR0175.
The current NACE MR0175 revision is:
• ISO 15156 2020 (NACE is in the process of adopting this version)
The previous revision is:
The 2015 revision is supplemented by several Technical Circulars published via ISO:
The Technical Circulars are integral part of the document.
OGC Energy provides technical support to understand and implement the requirements of NACE MR0175
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