ADC4铝锭用途:汽车配件、适合气缸盖罩盖、传感器支架、缸体类等。化学成分Cu铜:0.6maxSi硅:8.5-1.0maxMg镁:0.4-0.6maxZn锌:0.5maxFe:铁1.0maxMn锰:0.3maxNi镍:0.5maxSn锡:0.1max