CAST IRON Russian patent published in 2009 - IPC C22C37/10 

FIELD: metallurgy.

SUBSTANCE: invention relates to ferrous metallurgy particularly dealing with cast iron compositions. The proposed material is to be used for manufacture of brake assembly components. The cast iron composition (wt %) is as follows: carbon - 1.8-2.2%; silica - 2.0-2.4%; manganese - 24.0-26.0%; aluminium - 8.5-10.5%; vanadium 0.7-1.1%; calcium 0.06-0.08%; germanium - 0.002-0.003%; selenium - 0.002-0.003%; nitrogen - 0.002-0.003%; iron -balance.

EFFECT: enhanced wear resistance of cast iron.

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