Published 03/21/2025 at 773 × 711 in PROMISING CASTING ALUMINUM ALLOYS WITHOUT REQUIREMENT FOR HEAT TREATMENT Figure 2 Pencil-type hot tearing test castings: (a) A1 alloy; (b) A2 alloy; (c) A3 alloy; (d) A206 commercial alloy Figure 2 Pencil-type hot tearing test castings: (a) A1 alloy; (b) A2 alloy; (c) A3 alloy; (d) A206 commercial alloy