A WROUGHT ALUMINUM AA7000-SERIES ALLOY PRODUCT AND METHOD OF PRODUCING SAID PRODUCT,申请号WO2006EP06654-传众专利搜索

A WROUGHT ALUMINUM AA7000-SERIES ALLOY PRODUCT AND METHOD OF PRODUCING SAID PRODUCT

申请公布号：WO2007009616(A1)

申请号：WO2006EP06654

申请日期：2006.07.07

申请公布日期：2007.01.25

申请人：

CORUS ALUMINIUM WALZPRODUKTE GMBH;BUERGER, ACHIM;SPANGEL, SABINE, MARIA;VAN DE LANGKRUIS, JOERGEN;MORRA, PAOLA, VALENTINA, ABSALA;BENEDICTUS, RINZE;BOEZEWINKEL, JOHAN;SENGO, SABRI;HEINZ, ALFRED, LUDWIG;MORITZ, CLAUS, JUERGEN;NORMAN, ANDREW;KHOSLA, SUNIL

发明人：BUERGER, ACHIM;SPANGEL, SABINE, MARIA;VAN DE LANGKRUIS, JOERGEN;MORRA, PAOLA, VALENTINA, ABSALA;BENEDICTUS, RINZE;BOEZEWINKEL, JOHAN;SENGO, SABRI;HEINZ, ALFRED, LUDWIG;MORITZ, CLAUS, JUERGEN;NORMAN, ANDREW;KHOSLA, SUNIL

分类号：C22C21/10;C22F1/053

主分类号：C22C21/10

摘要：<p>This invention relates to a wrought aluminum AA7000-series alloy product, comprising (in wt %): Zn 7.5 to 14.0, Mg 1.0 to 5.0, Cu < 0.28, Fe < 0.30, Si < 0.25 and one or more of selected from the group consisting of: Zr < 0.30, Ti < 0.30, Hf < 0.30, Mn < 0.80, Cr < 0.40, V < 0.40, and Sc< 0.70, remainder: incidental elements and impurities, each < 0.05, total < 0.15, and balance aluminum, said product having reduced hot crack sensitivity, also having improved strength and toughness properties, and when in artificially aged condition having a hardness of more than 180 HB.</p>