Accessible Wetted Surface
Wetted surface for purposes of non-destructive examination that can be viewed by direct line of sight. NOTE This excludes test ports, control line ports, lockdown screw holes and other penetrations of these types.
Source: API SPEC 6A, Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition, October 2010 (Addendum November 2012). Global Standards
Accessible Wetted Service
Specified limits of acceptability applied to process, service, or product characteristics .
Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards