Foreword
Introduction
Scope
Normative references
Terms and definitions
Classification
General
Classification systems
Symbols and requirements
General
Symbol for the product or process
Symbols for the tensile properties of the all-weld metal deposit
Multi-run technique
Two-run technique – system B only
Symbol for the impact properties of the multi-run or two-run technique
Symbol for the type of welding flux
Symbol for the chemical composition of solid wire electrodes and of the all-weld metal from tubular cored electrode-flux combinations
Symbol for post-weld heat treatment
Optional symbol for hydrogen content of deposited metal
Mechanical tests
Multi-run technique
Preheating and interpass temperature
Welding conditions and pass sequence
Two-run technique – system B only
Chemical analysis
Rounding procedure
Retests
Technical delivery conditions
Examples of designation
General
Example 1 – Classification by yield strength and 47 J impact energy – system A
Example 2 – Classification by tensile strength and 27 J impact energy – system B
Example 3 – Classification by yield strength and 47 J impact energy – system A
Example 4 – Classification by tensile strength and 27 J impact energy – system B
Example 5 – Classification by yield strength and 47 J impact energy – system A
Example 6 – Classification by tensile strength and 27 J impact energy – system B
Example 7 – Classification by yield strength and 47 J impact energy – system A
Example 8 – Classification by tensile strength and 47 J impact energy – system B
Possible risk of weld metal hydrogen cracking (informative)
Bibliography