摘要 |
FIELD: metallurgy. ^ SUBSTANCE: charge contains pig, recycled material, broken pieces, ferroalloys, limestone and coke, barium carbonate and strontium carbonate or barium carbonate at following ratio of components, wt %: pig 3.0-70.0; recycled material 2.0-65.0; broken pieces 0.5-30.0; ferroalloys 1.0-10.0, but limestone, coke and barium carbonate and strontium carbonate or barium carbonate, wt % from weight of charge metal part: limestone 1.5-6.0; coke 10-15.0; barium carbonate and strontium carbonate or barium carbonate 0.01-5.0. ^ EFFECT: increasing of cast iron casting characteristics and performance attributes of ingots made from it. ^ 2 dwg, 2 ex |