FIREPROOF POWDERED ALLOY BASED ON NICKEL RESISTANT TO SULFIDE CORROSION AND PRODUCT MADE FROM IT Russian patent published in 2014 - IPC C22C1/04 C22C19/05 

Abstract RU 2516681 C1

FIELD: metallurgy.

SUBSTANCE: alloy contains, wt %: carbon 0.02-0.10, chrome 9.0-11.0, cobalt 14.0-16.0, tungsten 4.2-5.8, molybdenum 4.5-5.0, titanium 3.0-3.9, aluminium 3.2-4.5, niobium 2.5-3.5, hafnium 0.05-0.5, boron 0.005-0.05, zirconium 0.001-0.05, magnesium 0.001-0.05, scandium 0.001-0.05, manganese 0.001-0.5, silicon 0.001-0.5, iron 0.001-1.0, nickel - balance, at the same time the total content of titanium, molybdenum, niobium not lower than chrome content.

EFFECT: alloy is characterised by high characteristics of fire resistance, resistance to sulfide corrosion and resistance of MCU under conditions of action of aggressive medium.

2 cl, 1 tbl, 1 ex

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RU 2 516 681 C1

Authors

Sinjavskij Vladimir Sergeevich

Aleksandrova Tat'Jana Vasil'Evna

Vostrikov Aleksej Vladimirovich

Grits Nina Mikhajlovna

Dates

2014-05-20Published

2013-05-24Filed