Alloys based on nickel and their heat treatment to the embodiment of the accessories of curing furnaces of pieces of ceramic

摘要

Alloy having a nominal content ponderale of about 16 of chromium, of about 5,3 of aluminium and of approximately 0,02 of yttrium, the remainder being essentially of nickel. / p & & p & the alloy is subjected to a heat treatment of a manner that it includes, at the surface of a film formed essentially of aluminum oxide. / p & & p & application to the embodiments of supports which can be used in the curing furnaces of objects of the ceramic.