D1 Interpretations
D1 INTERPRETATIONS - By Year
KEY:
CM = Comment; F = Figure;  SS = Subsection; S = Section; T = Table

Jump to:
1976, 1979, 1980, 1981, 1982, 1983, 1984, 1986, 1988, 1990, 1992, 1994, 1996, 1998, 2000, 2002, 2004, 2006, 2008


1976
SS 5.5 Essential Variables

1979
SS 1.2.2 Code Thickness Limitations
SS 1.2.2 Code Thickness Limitations for Performance and WPS Qualification
SS 2.7.4 &  F 2.7.1 Prequalified Skewed T-Joints
SS 6.5.4, 6.5.5 Inspector Responsibilities

1980
SS 3.5, 9.23 Web Flatness Tolerances

1981
Appendix E Minimum Requirements
S 6, Part C Ultrasonic Inspection
SS 3.2.1 Mill Scale on Flange Surfaces
SS 5.1.1 and Appendix E Prequalified WPS Requirements
SS 5.13 & 5.31 Witness of Tests
SS 5.25, 5.36 Performance Qualification WPS
SS 5.26, 5.37 Performance Qualification RT/Bend Requirements
SS 5.29 Evidence of Qualification
SS 5.3 Welding Personnel Qualification Responsibility
SS 6.4.1 Qualification Supervision

1982
SS 3.2.4 Reentrant Corners
SS 5.16.1, 5.24 & 10.2 Welding of Nuts
Ts  5.10.5 &  5.4 WPS Qualification Tables

1983
F 2.10.2 Root Openings
S 5, Part D Welder/Welding Operator Qualification
SS 5.10.3, 5.17.1.2 Filler Welder Qualification
SS 6.7.7 NDT Operator Responsibilities
SS 6.7.7 NDT Level III Qualifications

1984
T 5.10.5 and F 5.21A 6GR Test
F 5.27.1 Bend Jigs
SS 3.5.1.3 Camber Tolerances
SS 5.1.3 Combination of Qualified and Prequalified WPSs
None Earlier Code Editions
SS 3.2.2 Notches and Gouges on Oxygen Cut Surfaces
SS 2.10.1.1 Prequalified Partial Joint Penetration Groove Welds
F 5.10.1.3 and SSs 5.18, 5.19 Qualification Requirements
SS 3.6.2 Shelf Bars for Horizontal Column Splice Welds
S 5, Part C Tools for Welder Qualification Test

1985
SS 3.2.4, 3.12.1 Corner Radii
T 2.7 and SS 5.2 Single Pass Fillet Weld Sizes
F 5.22A Test Plate Root Opening Tolerances

1986
F 2.9.1 Backgouged Double-Welded Joints
CM C5.4.2, C5.4.3 Qualification to Other Codes
SS 5.28.6 Welder Qualification (Allowable Undercut)
SS 5.30 Welder Qualification Retests

1988
T 5.10.1(2) and 5.6 Fillet Weld Qualification by Pipe WPS
T 5.10.1(2) and 5.6 Fillet Weld Qualification by Pipe WPS

1990
SS 5.1.2 Welder Qualification Documentation
T 4.1 and 4.2 A5.29 FCAW Electrodes
SS 8.10 Alignment of Members
SS 1.2 Base Material Approval
T 4.1 and SS 5.5.1.3 Base Metal Qualifications
T 5.6 Bend Specimen Requirements for Pipe Welder Qualification
SS 5.3.2 BMAW-S Welder Qualification
SS 4.15 Change from “Bridges” to “Dynamically Loaded Structures”
SS 1.2.3 Code Thickness Limitation
SS 6.8 Definition of “Partial” and “Spot”
SS 5.12.3 Depth of Fusion
None Designer’s Responsibility
SS 5.4.2 Engineer Acceptance of Welder Qualification
SS 3.3.1 Excessive Root Opening
Fs 9.4B, 9.4C Fatigue Figures
T 5.10.1(2) and 5.6 Fillet Weld Qualification by Pipe WPS
T 5.10.1(2) and 5.6 Fillet Weld Qualification by Pipe WPS
SS 5.12.3 Fillet Weld WPS Qualification
SS 5.5.2.3.pdf Gas Mixture
None Groove Depth
SS 8.2.3.3 i-9-91-02-01
SS 6.21.2.3 IIW Blocks
Appendix X1 Low Hydrogen Welding Process for Base Metal Repair
SS 6.7.8 Nationally Approved NDT Qualification Schemes
SS 5.23.1.1 and T 5.4 and 5.1 Pipe Welding Qualification
F 2.5 and T 2.1 Prequalified Flare Bevel Groove Weld Radius
SS 5.2 Qualification of Mixtures of Shielding Gases
SS 5.5 Qualification of Multiple Welding Processes
SS 5.17 Qualification of Welder to Fillet Weld Studs
SS 2.3.4 and Appendix 1 Reinforcing Fillet Welds
SS 3.12.1, 3.12.2 Runoff Tab Welds
SS 7.3.1 Stud Material Selection
None Surface Porosity
S 5, Part C Third Party Welder Qualification
SS 8.10 Transition Joints
T 8.2 and 9.3 Ultrasonic Acceptance Tables
None Unequal Leg Fillet Welds
SS 6.15.6 and T 6.3 UT Transducers
SS 4.4 Vibratory Stress Relief
SS 5.19 Welder Qualification (Backgouged Joints)
SS 5.23.2.4 Welder Qualification for Partial Penetration T-, Y-, and K-Connection
SS 10.12.3.3 and T 10.5 Welding Procedure Qualification for T-, Y- and K-Connections
SSs; 5.10.5 and T 5.4 Welding Procedure Qualification Using Plate for Pipe Application
T 5.10.5 and 5.4 WPS Qualification Table

1992
SS 5.4.4, 5.15 Effect on WPS Qualification Because of Changes in Filler Metal Classification
T 5.4 Qualification of Welders for Structural Shapes and Tubular Joints over 24 in. in Diameter
CM C5.4.2, C5.4.3 Qualification to Other Codes
SS 4.8.5 Recrushed Slag
SS 6.13.1, 6.13.4, 6.15.6, 6.15.7.2, 6.21.2.4, 8.15.4 Ultrasonic Inspection
T 5.6 Welder Qualification Limitations
S 5 Welder Qualification to Other Standards

1994
T 4.5 Essential Variables
T 4.1 New Electrode Classification
SS 2.3.2.4 Prequalified Welds
SS 6.7.8.1 and CM C6.7.8 Valid Level III Certification
F 4.21 and SS 4.8.1 Visual Inspection of Test Plate
SS 5.16.1 Welder Requalification

1996
SS 2.27.2 Ceramic Backing
SS 5.15 Condition of Adjacent Weld Areas
T 4.8 Welder Qualification

1998
T 4.5 Flux electrode classification essential variable
SS 4.8.3.2 Substituting Bend Specimens
SS 4.8.2 Test Plate Repair

2000
SS 6.17.13 and 6.17.5 Edge Blocks
T 4.2 Imperial and metric pipe sizes
T 6.2, Note 1 Ultrasonic (UT) acceptance Criteria
T 4.5 Variable parameters on welding procedures

2002
T 4.9 and 4.10
 Welder Qualification (Pipe Diameters Qualified)
T 4.5 and 4.6 Crushed Slag
S 6 Fillet Weld Inspection
T 4.4 and 4.5 Fillet Weld Procedure Qualification
SS 6.1.4.1(3).pdf Inspector Qualifications, Technician
S 1.3.1 OEM’s Engineer
S 4, SS 3.12.1, and SS 5.9 Qualification of CJP Welds with Ceramic Backing
T 6.2, Note 2 Ultrasonic (UT) acceptance Criteria

2004
S 1.4.1, 4.1.1.1 and 4.1.2.1
 Qualification Responsibility
Subclause 7.5.5
 Visual Inspection of Studs

2006
T 4.6, Variable No.5
 Electrodes & Procedure Qualifications

2008
T 4.6, Variable No.5
 WPS Qualification using ASTM A 514
Table 4.2 Note d and Fillet Size
 WPS Qualification using ASTM A 514