Api 570 Course Material Pdf [hot] ✧ (PLUS)

| Chapter | Key Topics | |---------|-------------| | Corrosion Mechanisms | Pitting, HIC, SOHIC, SCC, graphitization | | Inspection Intervals | Risk-based inspection (RBI), time-based intervals | | Remaining Life Calculation | ( L = \fract_actual - t_mincorrosion\ rate ) | | MAWP Determination | Barlow's formula, allowance for corrosion | | NDE Methods | RT, UT, MT, PT – advantages and limitations | | Welding and PWHT | Preheat, hydrogen control, hardness testing | | Piping Classes | Class 1, 2, 3 – differing requirements | | Repair vs. Alteration | When to re-rate vs. repair |

( R_L = \fract_actual - t_requiredC_R )