OBRABOTKAMETALLOV MATERIAL SCIENCE Vol. 27 No. 1 2025 a b Fig. 5. The microstructure of the casting solidified in 12 mm wall thickness steel mold at; (a) distance 9 mm from mold wall surface, (b) distance 4 mm from mold wall surface a b Fig. 6. The microstructure of the casting solidified in 8mm wall thickness steel mold at; (a) distance 9mm from mold wall surface, (b) distance 4mm from mold wall surface 0 10 20 30 40 50 60 70 80 90 100 4 8 12 16 20 24 28 32 Average grain size (µm) Steel mold wall thickness (mm) At distance 4mm from internal mold wall At distance 9mm from internal mold wall Fig. 7. Average grain size for the castings versus steel mold wall thickness
RkJQdWJsaXNoZXIy MTk0ODM1