[updated] - En 102251 Pdf
Each grade includes sub-classes for through-thickness properties (Z15, Z25, Z35) and toughness zones (e.g., G8, G10, G12 – where the number indicates Charpy impact test temperature, e.g., -40°C).
Each grade includes sub-classes for through-thickness properties (Z15, Z25, Z35) and toughness zones (e.g., G8, G10, G12 – where the number indicates Charpy impact test temperature, e.g., -40°C).