Corrosion-Resistant Material (CRM)

Ferrous or non-ferrous alloy that is more corrosion resistant than low-alloy steels. NOTE This term includes: CRAs, duplex, and stainless steels.

Source: API SPEC 17D, Design and Operation of Subsea Production Systems—Subsea Wellhead and Tree Equipment, Upstream Segment, Second Edition May 2011 (Errata September 2011). Global Standards

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