AWS D10.8 : 1996
Current
The latest, up-to-date edition.
RECOMMENDED PRACTICES FOR WELDING OF CHROMIUM-MOLYBDENUM STEEL PIPING AND TUBING
01-01-1996
Personnel
Foreword
List of Tables
List of Figures
1. Scope
2. Base Metals
2.1 General
2.2 Base-Metal Addition
3. Filler Metals
3.1 General
3.2 Low Hydrogen
3.3 Backing Rings and Consumable Inserts
3.4 Applications
3.5 Other Filler Metals
4. Joint Design and Preparation
4.1 Standard Joint Preparations
4.2 Root-Pass Considerations
4.3 Fit-Up
5. Preheating
5.1 General
5.2 Interruption of Heating Cycle
5.3 Moisture and Other Materials Containing
Hydrogen
5.4 Joint Restraint
5.5 Mass of the Base Metal
6. Postweld Heat Treatment (PWHT)
6.1 General
6.2 PWHT Temperatures
6.3 PWHT Holding Time
6.4 Heating and Cooling
6.5 Local PWHT
6.6 Quality Control of PWHT
7. Repair and Maintenance Welding of Service Exposed
Cr-Mo Piping and Tubing
7.1 Base-Metal Contamination
7.2 Temper Embrittlement
7.3 Relaxation of PWHT Requirements
8. Safe Practices
Annex A - List of Safety Related References
Document List
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