Personnel
Foreword
List of Tables
List of Figures
Scope
1 General provisions
1.1 Acceptance
1.2 Definitions
1.3 Welding Symbols
1.4 Mechanical Testing of Welds
1.5 Filler Metal Specification
1.6 Safety Precautions
1.7 Applicable Documents
2 Base metals
2.1 Specifications
2.2 Proprietary Base Metals
2.3 Tensile and Yield Strengths of a Base Metal
2.4 Weldability
2.5 Quenched and Tempered Steels
2.6 Nonferrous Metals
3 Allowable Stresses
3.1 General
3.2 Fatigue
4 Weld Joint Design
4.1 General Requirements
4.2 Groove welds
4.3 Intermittent Groove Welds
4.4 Fillet Welds
4.5 Intermittent Fillet Welds
4.6 Staggered Intermittent Fillet Welds
4.7 Plug and Slot Welds
4.8 Suggested Classification of Welded Joints
4.9 Weld Joint Categories
4.10 Joint Qualification
4.11 Transition of thicknesses or Widths at Butt Joints
4.12 Prequalified Extension Bars, Runoff Plates, and
Backing Materials
4.13 Dimensional Tolerances
4.14 Lap Joints
4.15 Corner and T-Joints
4.16 Welds in Combination with Rivers and Bolts
4.17 Eccentricity of Connections
5 Workmanship
5.1 General
5.2 Preparation of the Base Metal
5.3 Visual Inspection and Repair of Plates and Wrought
Steel Products
5.4 Assembly
5.5 Control of Distortion and Shrinkage Stresses
5.6 Stress Relief
5.7 Vibratory Conditioning
5.8 Peening
6 Processes and Filler Metals
6.1 General
6.2 Shielded Metal Arc Welding (SMAW)
6.3 Submerged Arc Welding (SAW)
6.4 Gas metal Arc Welding (GMAW) and Flux Cored Arc Welding (FCAW)
6.5 Electroslag Welding (ESW) and Electrogas Welding (EGW)
7 Qualification
Part A, General Requirements
7.1 Approved procedures
7.2 Other Procedures
7.3 Welders, Welding Operators, and Tack Welders
7.4 Qualification responsibility
Part B, Procedure Qualification
7.5 Qualification of Welding Procedures
7.6 Types of Tests and Purposes
7.7 Base Metal
7.8 Position of Test Welds
7.9 Joint Welding Procedure
7.10 Test Specimens
7.11 Method of Testing Specimens
7.12 Test Results Required
7.13 Records
7.14 Retests
Part C, Performance Qualification
7.15 General
7.16 Limitations
7.17 Qualification Tests Required
7.18 Groove Weld Plate Qualification Test For Plate of
Unlimited Thickness
7.19 Groove Weld Plate Qualification Test For Plate of
Limited Thickness
7.20 Groove Weld Qualification Test for Butt Joints in
Pipe or Tubing
7.21 Groove Weld Qualification Test for T-, Y-, and
K-Connections on Pipe or Tubing
7.22 Fillet Weld Qualification Test
7.23 Position of Test Welds
7.24 Base Metal
7.25 Joint Welding Procedures
7.26 Test Specimens
7.27 Method of Testing Specimens
7.28 Test Results Required
7.29 Retests
7.30 Period of Effectiveness
7.31 Records
7.32 Workmanship Qualification
Part D, Welding operator qualifications
7.33 General
7.34 Limitations
7.35 Qualification Tests Required
7.36 Base Metal
7.37 Joint Welding Procedure
7.38 Test Specimens
7.39 Method of Testing Specimens
7.40 Test Results Required
7.41 Retests
7.42 Period of Effectiveness
7.43 Records
Part E, Qualification of tack welders
7.44 General
7.45 Limitations
7.46 Qualification Tests Required
7.47 Base Metal
7.48 Test Specimens
7.49 Method of Testing
7.50 Test Results Required
7.51 Retests
7.52 Period of Effectiveness
7.53 Records
8 Weld quality and Inspection
8.1 General
8.2 Purchaser's Representative
8.3 Inspection of Welding Procedure Qualification
8.4 Inspection of Welder, Tack Welder, and Welding
Operator Qualification
8.5 Inspection of Work and Records
8.6 Visual Examination
8.7 Welding Profiles
8.8 Nondestructive Examination
8.9 Radiographic Examination of Welds
8.10 Radiographic Procedure
8.11 Acceptability of Radiographed Welds
8.12 Examination, Report, and Disposition of Radiographs
8.13 Ultrasonic Examination of Welds
8.14 Ultrasonic Testing Equipment and Calibration
8.15 Ultrasonic Testing Procedure, Acceptance Criteria,
and Reports
8.16 Magnetic Particle Examination of Welds
8.17 Liquid Penetrant Examination of Welds
9 Field Weld Repair and Modification
9.1 General
9.2 Field Repair - Manufacturer's Responsibility
9.3 Field Repair - Purchaser's Responsibility
10 Repair and Correction of Defects
10.1 Weld Repairs
10.2 Base Metal Repairs
10.3 Removal of Defective Area
10.4 Distortion and Camber
10.5 Correction of Improperly Fitted and Welded Members
Annex A Suggested Forms
Annex B Commonly Used Metric Conversions
Annex C Examples of Weld Quality Requirements
Document List