API RP 581 - 3rd Ed.2016 - Add.2-2020 - Risk-Based Inspection Methodology

23 SIGMA PHASE EMBRITTLEMENT DF ................................................................................................ 151
23.1 Scope ............................................................................................................................................ 151
23.2 Description of Damage................................................................................................................ 151
23.3 Screening Criteria ........................................................................................................................ 152
23.4 Required Data .............................................................................................................................. 152
23.5 Basic Assumption ....................................................................................................................... 152
23.6 Determination of the DF .............................................................................................................. 153
23.6.1 Overview ............................................................................................................................... 153
23.6.2 Inspection Effectiveness ..................................................................................................... 153
23.6.3 Calculation of the DF ........................................................................................................... 153
23.7 Nomenclature ............................................................................................................................... 153
23.8 References ................................................................................................................................... 153
23.9 Tables............................................................................................................................................ 153
23.10 Figures .......................................................................................................................................... 155
24 PIPING MECHANICAL FATIGUE DF .................................................................................................. 155
24.1 Scope ............................................................................................................................................ 155
24.2 Description of Damage................................................................................................................ 155
24.3 Screening Criteria ........................................................................................................................ 155
24.4 Required Data .............................................................................................................................. 155
24.5 Basic Assumption ....................................................................................................................... 156
24.6 Determination of the DF .............................................................................................................. 156
24.6.1 Overview ............................................................................................................................... 156
24.6.2 Inspection Effectiveness ..................................................................................................... 156
24.6.3 Calculation of the DF ........................................................................................................... 157
24.7 Nomenclature ............................................................................................................................... 159
24.8 References ................................................................................................................................... 159
24.9 Tables............................................................................................................................................ 160
24.10 Figures .......................................................................................................................................... 162