High-strength pulse-current pretreatment method for improving mechanical property of non-crystal alloy
Title：
High-strength pulse-current pretreatment method for improving mechanical property of non-crystal alloy
Application Number：
 200610011417
Application Date：
 2006/03/03
Announcement Date：
 2006/08/09
Pub. Date：
Publication Number：
 1814851
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 C22F 3/00C22C 45/00
Applicant(s)：
 Tsinghua Univ.
Inventor(s)：
 Yao Kefu
Key Words：
 High-strength pulse-current pretreatment, non-crystal alloy, mechanical property
Abstract：
 This invention relates to the dynamic performance of block non-crystal alloys and a method for improving it characterizing in applying high strength pulse current to process the block non-crystal alloy, connecting the output of a power supply with a sample of due processed block non-crystal alloys, in which, the current density is: j=50-4000A/mm2, the current pulse width: mum=10-200mums, pulse frequency: f=1-500Hz, process time: 2 seconds-10hours and the sample temperature: T
Claim：
Priority：
PCT：
LegalStatus：

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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
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