1. EN 1011 Welding - Recommendations for welding of metallic materials
(please buy these standards)

2. General guidance for arc welding

3. Arc welding of ferritic steelsEN
Arc welding of ferritic steels

4. Annex C Avoidance of hydrogen cracking

5. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels

6. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels

7. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels

8. Hydrogen is quite dangerous Use weld products with low hydrogen
Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels
Caution:
Hydrogen is quite dangerous
Use weld products with low hydrogen

9. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels
Information:
Maximum acceptable CE normally mentioned in DoP*
(for safe and simple welding conditions)
(*) Declaration of Performance (CPR)

10. Method A, Conditions which may require more stringent procedures

11. Method A, Conditions which may require more stringent procedures

12. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels

13. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels

14. Method A, Hydrogen scales

15. Method A, Conditions for welding steels with defined Carbon Equivalents

16. In the following tables, the combined thickness
Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels
Note:
In the following tables,
the combined thickness
is voluntary limited to
a maximum of 100 mm
although
the charts, as shown above,
may indicate higher values.

17. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels Welding without preheat

18. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels Welding without preheat

19. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels

20. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels Welding without preheat

21. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels Welding without preheat

22. Method A for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels Welding without preheat

23. Method B for the avoidance of hydrogen cracking in non-alloyed, fine grained and low alloy steels (developed by Dieter UWER and his co-Workers in Germany)
Caution:
CET generally not mentioned in DoP
CET to be computed from the product chemical analysis
(need of 3.1 or 3.2 inspection document for proper computation)