Method and a device for manufacturing of a closed profile and a profile manufactured according to said method
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United States of America Patent
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N/A
Issued Date -
Feb 19, 2004
app pub date -
Apr 8, 2003
filing date -
Oct 10, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a method and device for manufacturing a closed profile in a profile structure and a closed profile manufactured according to the method. The closed profile used and constituted by a metal material of iron, alloyed with chromium, nickel and carbon in predetermined proportions is plastically formed, wherein a strong strain hardening of the closed profile is obtained.
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