Sulfidation/oxidation resistant alloys
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United States of America Patent
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Nov 21, 1989
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N/A
app pub date -
Apr 22, 1988
filing date -
Apr 22, 1988
priority date (Note) -
Expired
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Abstract
Nickel-base, high chromium alloys characterized by good sulfidation and oxidation resistance consisting essentially of about 27 to 35% chromium, about 2.5 to 5% aluminum, about 2.5 to about 6% iron, 0.5 to 2.5% columbium, up to 0.1% carbon, up to 1% each of titanium and zirconium, up to 0.05% cerium, up to 0.05% yttrium, up to 1% silicon, up to 1% manganese, balance nickel.
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