METHOD FOR SLIVER ELIMINATION IN SHEARING ALUMINUM SHEET

Age-hardened aluminum alloy sheet (18) can be subjected to a shearing operation, such as trimming or piercing, with reduced sliver formation by first heating the region to be sheared to a temperature above about 250 ~C, immediately quenching the heated region to soften the region, and then performin...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: KRAJEWSKI, PAUL EDWARD
Format: Patent
Sprache:eng ; fre
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:Age-hardened aluminum alloy sheet (18) can be subjected to a shearing operation, such as trimming or piercing, with reduced sliver formation by first heating the region to be sheared to a temperature above about 250 ~C, immediately quenching the heated region to soften the region, and then performing the shearing operation in the softened region before age-hardenin g occurs.