If you don't have a confident answer, you need API 615.
Once a pipe is deemed critical, you must select the right hardware. The RP details when to use: api 615
Determine if special inspections like API 598 (valve inspection and testing) or NDE methods are necessary. Relationship with Other Standards Relia Valvehttps://www.reliavalves.com API RP 615: Valve Selection Guide If you don't have a confident answer, you need API 615
Lubricants that pass these tests are certified to meet API 615 requirements. Relationship with Other Standards Relia Valvehttps://www
In many modern refinery specifications, the principles found in API 615 have been integrated directly into individual equipment standards or superseded by broader international standards like (Sound Power Levels). api organization and mechanical equipment specifications
API 615 is not just a paperwork exercise. It is the bridge between "we have a PHA" and "we can actually stop the leak."