HEAT-RESISTANT IRON-BASED ALLOY Russian patent published in 2007 - IPC C22C38/54 

FIELD: metallurgy; iron-based heat-resistant alloys used for manufacture of furnaces and thermal units.

SUBSTANCE: proposed alloy contains the following constituents, mass-%: carbon, 0.04-0.12; silicon, 10.0-12.0; chromium, 20.0-30.0; aluminum, 2.0-2.5; cobalt, 0.5-1.0; cerium, 0.04-0.12; nickel, 3.0-4.0; titanium, 0.05-0.1; boron, 0.1-0.2; nitrogen, 0.1-0.2; calcium, 0.005-0.01; rhenium, 0.05-0.1; beryllium, 0.05-0.1; the remainder being iron.

EFFECT: enhanced heat resistance of alloy; increased service life of articles made from this alloy.

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