EN 10028-6 it is a good weldable and used in high temperature equipment and pressure vessel.
P…Q means the -20 degree and the impact energy is 27J,
P…QH means the -20 temperature quality and the impact energy is 27J,
P…QL1 means the -40 temperature quality and the impact energy is 27J,
P…QL2 means the -60 temperature quality and the impact energy is 27J.
Chemical Composition of EN10028-6 Grade P460QH Steel Plate
