AWS D1.6 : 1999 ERRATA 1999

Personnel
Foreword
List of Tables
List of Figures
1. General Provisions
    1.1 Scope
    1.2 Base Metal
    1.3 Welding Terms
    1.4 Welding Symbols
    1.5 Safety Precautions
    1.6 Standard Units of Measurement
    1.7 Acceptance Criteria
    1.8 Welding Procedure Specification (WPS)
    1.9 Approval
    1.10 Mandatory Provisions
2. Design of Welded Connections
    Part A - General Requirements
    2.0 General
    2.1 Drawings
    2.2 Allowable Stresses
    2.3 Increased Unit Stresses
    Part B - Weld Lengths and Areas
    2.4 Fillet Welds
    2.5 Plug and Slots Welds (Sizes and Spacings)
    Part C - Miscellaneous Structural Details
    2.6 General
    2.7 Filler Plates
    2.8 Lap Joints
    2.9 Transitions of Butt Joints in Nontubular Connections
    2.10 Transitions in Tubular Connections
    2.11 Connections or Splices
    2.12 Built-Up Members in Statically Loaded Structures
    2.13 Noncontinuous Beams
    2.14 Plug and Slot Weld Dimensions
    2.15 Specific Requirements for Cyclically Loaded Structures
    2.16 Combinations of General Types of Welds
    2.17 Skewed T-Joints
3. Prequalification
    3.0 Scope
    Part A - General Requirements
    3.1 Limitation of Variables for Prequalified WPSs
    3.2 Combination of WPSs
    Part B - Prequalified Processes
    3.3 General
    3.4 Welding Processes
    3.5 Other Welding Processes
    Part C - Base Metals
    3.6 Base Metal for Prequalified WPSs
    3.7 Auxiliary Component Base Metals
    3.8 Base Metal for Weld Tabs and Backing
    Part D - Prequalified Filler Metals, Fluxes and Gases
    3.9 Filler Metals
    3.10 Electrodes for SMAW
    3.11 Electrodes and Fluxes for SAW
    3.12 Consumables for GMAW, GTAW, and FCAW
    Part E - Weld Sizes for Prequalified Joints
    3.13 General
    3.14 Prequalified Fillet Welds
    3.15 Prequalified Partial Joint Penetration (PJP) Groove
         Welds in Nontubular Connections
    3.16 Prequalified Partial Joint Penetration (PJP) Groove
         Welds in Tubular Connections
    3.17 Prequalified Flare-Bevel Groove Sizes
    3.18 Prequalified Skewed Joints
    3.19 Prequalified Plug and Slot Weld Sizes
    3.20 Prequalified Complete Joint Penetration (CJP) Groove
         Welds in Nontubular Connections
    3.21 Prequalified Complete Joint Penetration (CJP) Groove
         Welds in Tubular Connections
    Part F - Prequalified Nontubular Joint Details
    3.22 General
    3.23 Partial Joint Penetration (PJP) Groove Welds
    3.24 Complete Joint Penetration (CJP) Groove Welds
    3.25 Plug and Slot Welds
    3.26 Flare-Bevel Groove Welds
    Part G - Prequalified Tubular Joint Details
    3.27 General
    3.28 Prequalified Joints
    Part H - Prequalified WPS Requirements
    3.29 General
    3.30 Plug and Slot Welds
4. Qualification
    Part A - WPS Qualification Requirements
    4.1 General
    4.2 Essential Variables for WPS Qualification
    4.3 WPS Qualification Requirements
    4.4 Fillet Welds
    4.5 Tests Required for Groove and Fillet Welds
    4.6 Types, Purposes, and Acceptance Criteria of Tests
         for WPS Qualification
    Part B - Performance Qualification Requirements for
             Welders and Welding Operators
    4.7 General
    4.8 Limitation of Variables for Welder Performance
         Qualification
    4.9 Limitation of Variables for Welding Operator
         Performance Qualification
    4.10 Types, Purposes, and Acceptance Criteria of Tests
         and Examination for Welders and Welding Operators
    4.11 Overlay Requirements
5. Fabrication
    5.0 General
    5.1 Responsibilities
    5.2 Preparation of Base Metal
    5.3 Assembly
    5.4 Assembly Tolerances
    5.5 Distortion of Members
    5.6 Groove Weld Backing
    5.7 Tack Welds and Temporary Welds
    5.8 Peening
    5.9 Weld Termination
    5.10 Weld Cleaning
    5.11 Weld Profiles
    5.12 Weld Metal Removal and Repair
    5.13 Base Metal Repairs by Welding
    5.14 Mislocated Holes
    5.15 Inaccessibility of Unacceptable Welds
    5.16 Postweld Heat Treatment and Recommendations
6. Inspection
    Part A - General Requirements
    6.1 General
    6.2 Inspection Personnel Qualification
    6.3 Inspection and Verification of Materials
    6.4 Verification of Procedure Qualification Record
         (PQR), Welding Procedure Specification (WPS),
         and Performance Qualification
    6.5 Inspection and Verification of Work and Records
    6.6 Obligations of the Contractor
    6.7 Nondestructive Testing
    6.8 Extent of Testing
    Part B - Radiographic Testing of Groove Welds in Butt
             Joints
    6.9 General
    6.10 Radiographic Procedures
    6.11 Acceptability of Welds
    6.12 Examination, Report, and Disposition of Radiographs
    Part C - Ultrasonic Testing (UT) of Groove Welds
    6.13 General
    6.14 UT Operator Requirements
    6.15 UT Equipment
    6.16 UT Procedure
    6.17 Reference Standard
    6.18 Calibration Methods
    6.19 Scanning Patterns and Methods
    6.20 Weld Discontinuity Characterization Methods
    6.21 Weld Discontinuity Sizing and Location Methods
    6.22 Interpretation Problem with Discontinuities
    6.23 Weld Classes and Amplitude Level
    6.24 Acceptance-Rejection Criteria
    6.25 Preparation and Disposition of Reports
    Part D - Other Examination Methods
    6.26 General
    6.27 Radiation Imaging Systems Including Real-Time
         Imaging
    Part E - Quality of Welds
    6.28 Quality of Welds - Statically Loaded
    6.29 Quality of Welds - Cyclically Loaded
7. Stud Welding
    7.1 Scope
    7.2 General Requirements
    7.3 Mechanical Requirements
    7.4 Workmanship
    7.5 Technique
    7.6 Stud Application Qualification Requirements
    7.7 Production Control
    7.8 Fabrication and Verification Inspection Requirements
Mandatory Annexes
I - Effective Throat
II - Effective Throats of Fillet Welds in Skewed T-Joints
III - Manufacturers' Stud Base Qualification Requirements
IV - Discontinuity Acceptance Criteria
Nonmandatory Annexes
A - Recommended Inspection Practice
B - Non-Prequalified Stainless Steels - Guidelines for
       WPS Qualification and Use
C - Safe Practices
D - Guidelines for Preparation of Technical Inquiries for
       the Structural Welding Committee
E - Terms and Definitions
F - Sample Welding Forms
G - Etchant Solutions
H - Ultrasonic Unit Certification
Annex Forms
Form F-1 Welding Procedure Specification (WPS)
Form F-2 Procedure Qualification Record (PQR)
Form F-3 Welder or Welding Operator Qualification Test
          Record
Form H-1 Ultrasonic Unit Certification
          Example of the Use of Form H-1 - Ultrasonic Unit
          Certification
Form H-2 dB Accuracy Evaluation
          Example of the Use of Form H-2 - dB Accuracy
          Evaluation
Form H-3 Decibel (Attenuation or Gain) Values Nomograph
          Example of the Use of Form H-3 - Decibel
          (Attenuation or Gain) Values Nomograph
Index
Normative References

Covers welding requirements applicable to stainless steel weldments subject to design stress, to be used in conjunction with any complementary code or specification for the construction or design of stainless steel weldments.