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鍖栧(xu茅)鎴愬垎锛�
閶� Al锛氫綑閲�
纭� Si锛氣墹0.40
閻� Fe锛氣墹0.7
閵� Cu锛�5.0~6.0
閶� Zn锛氣墹0.30
纭� 閻� Si Fe锛氣墹0.40
閴� Pb锛�0.2~0.6
閴� Bi锛�0.2~0.6
鏈寚瀹氱殑鍏跺畠鍏冪礌锛氭瘡绋細鈮�0.05锛涘悎瑷�(j矛)锛氣墹0.15