API RP 1117 Errata 1
Errata 1 for Recommended Practice for Movement in In-service Pipelines, Third Edition
Amendment by American Petroleum Institute, 12/01/2008
API RP 5UE Addendum 1
Addenndum 1 to Recommended Practice for Ultrasonic Evaluation of Pipe Imperfections, Second Edition
Amendment by American Petroleum Institute, 04/01/2009
API Std 530 Errata 1
Errata for Calculation of Heater-tube Thickness in Petroleum Refineries, Sixth Edition (ISO 13704:2007, Identical)
Amendment by American Petroleum Institute, 01/01/2009