Definition(s)
Forge, Verb
Deform metal plastically into desired shapes with compressive force. NOTE Forging is usually a hot process. The use of dies is optional.
Source: API SPEC 6A, Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition, October 2010 (Addendum November 2012). Global Standards
Forge, Verb
Plastically deform metal, usually hot, into desired shapes with compressive force, with open or closed dies.
Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards