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閶� Al 锛氫綑閲�锛�
纭� Si 锛�0.30锛�
閵� Cu 锛�0.25 锛�
閹� Mg锛�0.8锝�1.3 锛�
閶� Zn锛�0.25 锛�
閷� Mn锛�1.0锝�1.5锛�
Fe锛�0.7锛�
鍏跺畠锛�0.05.
鎶楁媺寮峰害 蟽b (MPa)锛�150锝�285
浼搁暦鐜� 未10 (%)锛� 1锝�16
閫€鐏韩搴︾偤锛�415鈩�