Definition(s)
Corrosion Resistant Alloys
Nonferrous based alloys where any one or the sum of the specified amount of the following alloy elements exceeds 50% titanium, nickel, cobalt, chromium, and molybdenum.
Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards