High strength corrosion resistant alloy
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United States of America Patent
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Aug 31, 1999
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N/A
app pub date -
Oct 23, 1998
filing date -
Oct 23, 1998
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Expired
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Abstract
The alloy consists of an age hardenable-corrosion resistant alloy useful for oil and gas applications that require resistance to low-level sour gas conditions. This alloy contains, by weight percent, 20 to 36 nickel, 18 to 25 chromium, 1 to 8 molybdenum, 1.2 to 4 titanium, less than 0.5 aluminum, 0.001 to 0.5 carbon, less than 1.5 niobium, less than 10 manganese, less than 5 copper, less than 4 cobalt, less than 0.1 total calcium, cerium and magnesium, 0 to 0.01 boron and balance iron and incidental impurities and deoxidizers.
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