Q245R30 Thick Need Normalizing Plate

Q245R30 Thick Need Normalizing Plate? According to table 4 of GB150.2 and table 4.1.11 and 4.14 of GB150.2, there is a contradiction. Please help.
I don't know how to choose.
2018-12-05 Reply
Where is the contradiction? The application conditions of impact energy index are different.
2018-12-05 08:56:27 Reply