FIELD: metallurgy.
SUBSTANCE: aluminium-based cast alloy containing silicon, magnesium, manganese, iron, additionally contains in wt %: silicon 10.0-13.0, magnesium max. 0.15, iron max. 0.5, manganese max. 0.5, modification elements to grind eutectic from row Sb, Sr, Na, K, Ca in total max. 0.05, modification elements to grind α-solid solution from row Ti, B, Zr, Sc in total max. 0.12, aluminium - rest, at iron to manganese ratio 1:1.
EFFECT: increased offset yield stress, ultimate strength and hardness.
1 tbl, 1 ex
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RU2478131C2 |
