1

API 570, Inspection, repair, alteration and re – rating of In – Service Piping Systems

2

API RP 571, Damage Mechanisms Affecting Equipment in refining industry

3

API Recommended Practice 574, Inspection Practices for piping system component

4

API Recommended Practice 577, Welding Inspection and Metallurgy

5

API Recommended Practice 578, Guidelines for a Material Verification Program

6

ASME Section V, Nondestructive Examination

7

ASME Section IX, Qualification Standard for Welding, Brazing and Fusion Procedures; Welders and Welding operators

8

B16.5, Pipe Flanges and Flanged Fittings

9

B31.3, Process Piping