QUENCHED AND PARTITIONED HIGH-CARBON STEEL WIRE
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United States of America Patent
Stats
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N/A
Issued Date -
Aug 14, 2014
app pub date -
Sep 19, 2012
filing date -
Sep 20, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A high-carbon steel wire has as steel composition: a carbon content ranging from 0.40 weight percent to 0.85 weight percent, a silicon content ranging from 1.0 weight percent to 2.0 weight percent, a manganese content ranging from 0.40 weight percent to 1.0 weight percent, and a chromium content ranging from 0.0 weight percent to 1.0 weight percent. The remainder is iron. This steel wire has as metallurgical structure a volume percentage of retained austenite ranging from 4 percent to 20 percent, while the remainder is tempered primary martensite and untempered secondary martensite. The steel wire is obtained by partitioning after quenching.
First Claim
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