PORTHOLE EXTRUDED MATERIAL FOR HOT BULGE FORMING AND METHOD FOR MANUFACTURING THE SAME

PROBLEM TO BE SOLVED: To provide a hollow extruded material of an Al-Mg-Si-based aluminum alloy capable of increasing strength in the vicinity of a welded part and increasing an expansion rate, and capable of achieving a workpiece with an even plate thickness distribution by preventing a constrictio...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAKADA TAKESHI, WAKAKURI SATOSHI, HIBINO AKIRA, ICHITANI KOJI, SAGA MAKOTO, ATSUTA KEN
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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