Definition(s)
Hard-Banding (or Hard-Facing)
Sacrificial or wear-resistant material applied to component’s surface to prevent wear of the component.
Source: API RP 7G-2, Recommended Practice for Inspection and Classification of Used Drill Stem Elements, First Edition, August 2009. Global Standards
Hard-Banding (or Hard-Facing)
Application of material onto tool joints to reduce external wear of the tool joint. NOTE Also known as hard facing.
Source: API SPEC 5DP, Specification for Drill Pipe, First Edition, August 2009. Global Standards