Issuing body
ASME
Latest edition
2022 Edition
Region
USA, Global
Equipment items
0
Scope
Repair methods, inspection and pressure testing for pressure-containing equipment in service.
Key requirements (7)
- Repair of pressure equipment and piping (post-construction).
- Article-based: each repair method has acceptance criteria, NDE, qualification.
- Common repairs: weld overlay, weld buildup, mechanical clamp, composite repair, hot tap.
- Composite (FRP) repair: per Article 4.1 — sized via fitness-for-service.
- Weld overlay: hardness, heat input, post-weld NDE per Article 2.1.
- Hot tap: full-encirclement sleeve weldment, with backing-strip qualification.
- Used in conjunction with API 510/570/653 for in-service repairs.