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1. (WO2010112698) AA 6XXX ALUMINIUM ALLOY FOR PRECISION TURNING

Pub. No.:    WO/2010/112698    International Application No.:    PCT/FR2010/000262
Publication Date: Fri Oct 08 01:59:59 CEST 2010 International Filing Date: Sat Mar 27 00:59:59 CET 2010
IPC: C22C 21/02
C22C 21/06
C22C 21/08
C22F 1/05
Applicants: ALCAN DECIN EXTRUSIONS SRO
KULAS, Mary-Anne
KOLARIK, Ivo
KREUTER, Josef
BIGOT, Annabelle
RAYNAUD, Guy-Michel
Inventors: KULAS, Mary-Anne
KOLARIK, Ivo
KREUTER, Josef
BIGOT, Annabelle
RAYNAUD, Guy-Michel
Title: AA 6XXX ALUMINIUM ALLOY FOR PRECISION TURNING
Abstract:
The subject of the invention is an extruded product, of the bar or rod or tube type, with very good precision-turning properties, made of a wrought precision-turning aluminium alloy of the following composition: 0.8 < Si < 1.5%, preferably 1.0 ≤ Si < 1.5%; 1.0 < Fe < 1.8%, preferably 1.0 < Fe ≤ 1.5%; Cu: < 0.1%; Mn: < 1%, preferably < 0.6%; Mg: 0.6 - 1.2%, preferably 0.6 - 0.9%; Ni: < 3.0%, preferably 1.0 - 2.0%; Cr: < 0.25%; Ti: < 0.1%; other elements < 0.05% each and 0.15% in total; and the balance aluminium. The subject of the invention is also a precision-turned part obtained from the extruded product as defined above.