Maraging steel
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United States of America Patent
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Jun 27, 2000
Grant Date -
N/A
app pub date -
Jan 13, 1999
filing date -
Jan 23, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A maraging steel preferably without cobalt, having the following chemical composition: Ni 18-23 wt. %, Mo 4.5-8 wt. %, Ti 1-2 wt. %, Al 0-0.3 wt. %, C.ltoreq.0.01 wt. %, remainder Fe and impurities. The composition also preferably satisfies the following conditions: Ni+Mo=23-27 wt. %, inclusively; Ni+3.times.Mo+20.times.Ti+10.times.Al.gtoreq.60 wt. %.
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