Stainless steel and carbon steel composite
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United States of America Patent
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Dec 6, 1994
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N/A
app pub date -
Mar 31, 1993
filing date -
Mar 31, 1993
priority date (Note) -
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Abstract
A pressure-bonded composite material includes at least one layer of a stabilized low carbon steel core material and one layer of a stainless steel joined at an interface, wherein the stabilized carbon steel includes columbium (niobium) and at least one other carbide-forming element in amounts effective to prevent carbon migration from the carbon steel to the stainless steel and the composite material has a physical grain size no larger than ASTM #6.
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