| 1984 | Table 5.10.5 and Figure 5.21A | 6GR Test |
| 1990 | Tables 4.1 and 4.2 | A5.29 FCAW Electrodes |
| 1990 | Subsection 8.10 | Alignment of Members |
| 1986 | Figure 2.9.1 | Backgouged Double-Welded Joints |
| 1990 | Subsection 1.2 | Base Material Approval |
| 1990 | Table 4.1 and Subsection 5.5.1.3 | Base Metal Qualifications |
| 1984 | Figure 5.27.1 | Bend Jigs |
| 1990 | Table 5.6 | Bend Specimen Requirements for Pipe Welder Qualification |
| 1990 | Subsection 5.3.2 | GMAW-S Welder Qualification |
| 1984 | Subsection 3.5.1.3 | Camber Tolerances |
| 1996 | Subsection 2.27.2 | Ceramic Backing |
| 2006 | Clause 4 | Ceramic Backing and Welder Qualification |
| 1990 | Subsection 4.15 | Change from "Bridges" to "Dynamically Loaded Structures" |
| 2006 | Clause 4.10.3 and Table 4.2 | Clause 4.10.3 and Table 4.2 Note d |
| 2006 | Subclause 5.30.2 | Cleaning of Completed Welds |
| 1990 | Subsection 1.2.3 | Code Thickness Limitation |
| 1979 | Subsection 1.2.2 | Code Thickness Limitations |
| 1979 | Subsection 1.2.2 | Code Thickness Limitations for Performance and WPS Qualification |
| 1984 | Subsection 5.1.3 | Combination of Qualified and Prequalified WPSs |
| 1992 | N/A | Company Name Change |
| 1996 | Subsection 5.15 | Condition of Adjacent Weld Areas |
| 1985 | Subsections 3.2.4, 3.12.1 | Corner Radii |
| 2002 | Table 4.5, Table 4.6 | Crushed Slag |
| 2006 | Tables 4.5 and 4.6 | CVN and Tables 4.5 & 4.6 |
| 1990 | Subsection 6.8 | Definition of “Partial” and “Spot” |
| 1990 | Subsection 5.12.3 | Depth of Fusion |
| 1990 | N/A | Designer’s Responsibility |
| 1984 | N/A | Earlier Code Editions |
| 2000 | Subsection 6.17.13 and 6.17.5 | Edge Blocks |
| 1992 | Subsections 5.4.4, 5.15 | Effect on WPS Qualification Because of Changes in Filler Metal Classification |
| 2006 | Table 4.6, Variable No. 5 | Electrodes and Procedure Qualification |
| 1990 | Subsection 5.4.2 | Engineer Acceptance of Welder Qualification |
| 1976 | Subsection 5.5 | Essential Variables |
| 1994 | Table 4.5 | Essential Variables |
| 1981 | Subsection 5.29 | Evidence of Qualification |
| 1990 | Subsection 3.3.1 | Excessive Root Opening |
| 1988 | Figures 9.4B, 9.4C | Fatigue Figures |
| 1983 | Subsections 5.10.3, 5.17.1.2 | Fillet Welder Qualification |
| 2002 | Section 6 | Fillet Weld Inspection |
| 2006 | Clause 4.11 | Fillet Weld Mechanical Properties |
| 2002 | Table 4.4 and Table 4.5 | Fillet Weld Procedure Qualification |
| 1988 | Tables 5.10.1(2) and 5.6 | Fillet Weld Qualification by Pipe WPS |
| 1990 | Subsection 5.12.3 | Fillet Weld WPS Qualification |
| 1998 | Table 4.5 | Flux Electrode Classification Essential Variable |
| 1990 | Subsection 5.5.2.3(5) | Gas Mixture |
| 1990 | N/A | Groove Depth |
| 1990 | Subsection 8.2.3.3 | Auxiliary Attachments |
| 1990 | Subsection 6.21.2.3 | IIW Blocks |
| 2002 | Subsection 6.1.4.1(3) | Inspector Qualifications, Technician |
| 1979 | Subsections 6.5.4, 6.5.5 | Inspector Responsibilities |
| 2008 | Clause 3.6 and Table 4.5 | Limitations of Prequalified WPS Variables |
| 1990 | Appendix X1 | Low Hydrogen Welding Process for Base Metal Repair |
| 1981 | Subsection 3.2.1 | Mill Scale on Flange Surfaces |
| 1981 | Appendix E | Minimum Requirements |
| 1990 | Subsection 6.7.8 | Nationally Approved NDT Qualification Schemes |
| 1983 | Subsection 6.7.7 | NDT Level III Qualifications |
| 1983 | Subsection 6.7.7 | NDT Operator Responsibilities |
| 1994 | Table 4.1 | New Electrode Classification |
| 1984 | Subsection 3.2.2 | Notches and Gouges on Oxygen Cut Surfaces |
| 2002 | Section 1.3.1 | OEM’s Engineer |
| 2008 | Subclauses 2.17 and 5.10 | Other than Steel Backing and Prequalified Joints |
| 1981 | Subsections 5.26, 5.37 | Performance Qualification RT/Bend Requirements |
| 1981 | Subsections 5.25, 5.36 | Performance Qualification WPS |
| 2004 | Tables 4.9 and 4.10 | Pipe Diameters Qualified for Fillet Welds |
| 1990 | Subsection 5.23.1.1 and Tables 5.4 and 5.1 | Pipe Welding Qualification |
| 2008 | Clause 6 | Power Source Calibration |
| 1990 | Figure 2.5 and Table 2.1 | Prequalified Flare Bevel Groove Weld Radius |
| 1994 | Figure 2.4 | Prequalified Joints |
| 1984 | Subsection 2.10.1.1 | Prequalified Partial Joint Penetration Groove Welds |
| 1979 | Subsection 2.7.4, Figure 2.7.1 | Prequalified Skewed T-Joints |
| 1994 | Subsection 2.3.2.4 | Prequalified Welds |
| 2002 | Clause 4 | Procedure Qualification – Material and Position |
| 1981 | Subsection 5.1.1 and Appendix E | Prequalified WPS Requirements |
| 2006 | Subclause 4.8.5 | PQR Retest |
| 2002 | Section 4, Subsection 3.12.1, and Subsection 5.9 | Qualification of CJP Welds with Ceramic Backing |
| 1990 | Subsection 5.2 | Qualification of Mixtures of Shielding Gases |
| 1990 | Subsection 5.5 | Qualification of Multiple Welding Processes |
| 1990 | Subsection 5.17 | Qualification of Welder to Fillet Weld Studs |
| 1992 | Table 5.4 | Qualification of Welders for Structural Shapes and Tubular Joints over 24 in. in Diameter |
| 1984 | Figure 5.10.1.3 and Subsections 5.18, 5.19 | Qualification Requirements |
| 2004 | Sections 1.4.1, 4.1.1.1, and 4.1.2.1 | Qualification Responsibility |
| 1981 | Subsection 6.4.1 | Qualification Supervision |
| 1992 | Commentary C5.4.2, C5.4.3 | Qualification to Other Codes |
| 1986 | Commentary C5.4.2, C5.4.3 | Qualification to Other Codes |
| 2006 | Tables 4.2 and 4.11 | Qualifying Two Test Processes on One Plate |
| 2006 | Subclause 4.30.3.1 and 4.19.1.1 | Qualifying Two Welders on One Joint for Pipe |
| 2008 | Subclauses 6.12.2 and 4.30.3.2, Figures 4.21 and 6.2 | Radiography of Welder Performance Qualification Test Plates |
| 1992 | Subsection 4.8.5 | Recrushed Slag |
| 1982 | Subsection 3.2.4 | Reentrant Corners |
| 1990 | Subsection 2.3.4 and Appendix 1 | Reinforcing Fillet Welds |
| 1983 | Figure 2.10.2 | Root Openings |
| 1990 | Subsections 3.12.1, 3.12.2 | Runoff Tab Welds |
| 2006 | Clauses 3 & 4 and Annex N | Sample Forms and Required Information |
| 1984 | Subsection 3.6.2 | Shelf Bars for Horizontal Column Splice Welds |
| 1985 | Table 2.7 and Subsection 5.2 | Single Pass Fillet Weld Sizes |
| 2006 | Table 4.5 Variable Nos. 31 & 32 and Subclause 4.9 | Single-V-Groove Butt Joints and Groove Type Qualification |
| 1990 | Subsection 7.3.1 | Stud Material Selection |
| 1998 | Subsection 4.8.3.2 | Substituting Bend Specimens |
| 1990 | N/A | Surface Porosity |
| 2002 | N/A | T-Joint vs Butt Joint |
| 2006 | Tables 4.2 and 4.4 | Table 4.2 Note d and Fillet Size |
| 2006 | Table 4.2 and Table 4.14 | Tables 4.2 and 4.14 |
| 1998 | Subsection 4.8.2 | Test Plate Repair |
| 1985 | Figure 5.22A | Test Plate Root Opening Tolerances |
| 1990 | Section 5, Part C | Third Party Welder Qualification |
| 2006 | Clauses 7.6.5 and 7.7.1.4 | Threaded Stud and Torque Testing |
| 1984 | Section 5, Part C | Tools for Welder Qualification Test |
| 1990 | Subsection 8.10 | Transition Joints |
| 2002 | Table 6.2, Note 3 | Ultrasonic (UT) Acceptance Criteria |
| 1990 | Tables 8.2 and 9.3 | Ultrasonic Acceptance Tables |
| 1992 | Subsections 6.13.1, 6.13.4, 6.15.6, 6.15.7.2, 6.21.2.4, 8.15.4 | Ultrasonic Inspection |
| 1981 | Section 6, Part C | Ultrasonic Inspection |
| 1990 | N/A | Unequal Leg Fillet Welds |
| 2008 | Table 6.1 Categories (3) and (6) | Undersized Crater |
| 1990 | Subsection 6.15.6 and Table 6.3 | UT Transducers |
| 1994 | Subsection 6.7.8.1 and Commentary C6.7.8 | Valid Level III Certification |
| 2000 | Table 4.5 | Variable parameters on welding procedures |
| 1990 | Subsection 4.4 | Vibratory Stress Relief |
| 1994 | Figure 4.21 and Subsection 4.8.1 | Visual Inspection of Test Plate |
| 2004 | Subclause 7.5.5 | Visual Inspection of Studs |
| 2015 | Subclauses 5.10, 3.2.1, and 3.2.4 | Waveform Power Supplies |
| 2010 | Subclauses 5.11, 3.2.1, and 3.2.4 | Waveform Power Supplies |
| 1980 | Subsections 3.5, 9.23 | Web Flatness Tolerances |
| 1996 | Table 4.8 | Welder Qualification |
| 1986 | Subsection 5.28.6 | Welder Qualification (Allowable Undercut) |
| 1990 | Subsection 5.19 | Welder Qualification (Backgouged Joints) |
| 2002 | Table 4.9 and Table 4.10 | Welder Qualification – Pipe Diameters Qualified |
| 2008 | Clause 4.21 | Welder Qualification Acceptance under Other Codes |
| 2006 | Subclause 3.7.1 and Table 4.12 | Welder Qualification and Position Qualified |
| 1990 | Subsection 5.23.2.4 | Welder Qualification for Partial Penetration T-, Y-, and K-Connection |
| 1992 | Table 5.6 | Welder Qualification Limitations |
| 1986 | Subsection 5.30 | Welder Qualification Retests |
| 1992 | Section 5 | Welder Qualification to Other Standards |
| 1994 | Subsection 5.16.1 | Welder Requalification |
| 2006 | Subclause 4.1.3.1 | Welder Six Month Requirement |
| 1983 | Section 5, Part D | Welder/Welding Operator Qualification |
| 1982 | Subsections 5.16.1, 5.24, 10.2 | Welding of Nuts |
| 1981 | Subsection 5.3 | Welding Personnel Qualification Responsibility |
| 1990 | Subsection 10.12.3.3 and Table 10.5 | Welding Procedure Qualification for T-, Y-, and K-Connections |
| 1990 | Subsection 5.10.5 and Table 5.4 | Welding Procedure Qualification Using Plate for Pipe Application |
| 1981 | Subsections 5.13, 5.31 | Witness of Tests |
| 1990 | Tables 5.10.5 and 5.4 | WPS Qualification Tables |
| 1982 | Tables 5.10.5 and 5.4 | WPS Qualification Tables |
| 2006 | Tables 4.8 and 4.9 | WPS Qualification using ASTM A 514 |
