Published 03/24/2025 at 1616 × 472 in Increasing the conductivity of aluminium high-pressure die casting alloy AlSi9Cu3Fe (226D) by Sr modification of eutectic and intermetallic phases Table 2 Planned and achieved Sr addition in alloy 226D for 1 mm, 2 mm and 3 mm samples in wt.-% measured by OES. Table 2 Planned and achieved Sr addition in alloy 226D for 1 mm, 2 mm and 3 mm samples in wt.-% measured by OES.