En 10225-1 Pdf _verified_
The "G" in the grade designation stands for "Offshore" (Gulf/Offshore), signaling Charpy-V impact testing at temperatures as low as -40°C to -60°C.
The 2019 edition updated steel names to align with EN 10027-1 . Normalized or normalized rolled. S420MLO, S460MLO, S500MLO: Thermomechanically rolled (+M). S420QLO to S690QLO: Quenched and tempered (+Q). Thickness Limitations en 10225-1 pdf
