API RP 6DR pdf download

API RP 6DR pdf download.Repair and Remanufacture of Pipeline Valves 1 Scope This Recommended Practice (RP) provides guidelines for the repair and remanufacture of steel ball, check, gate, and plug valves normally used in pipeline applications, as defined by API Spec 6D. This RP covers repair or remanufacturing of end user’s (owner’s) valves for continued service in the owner’s production...