en-mmgmn1(en-mb40010)年级：en-mmgmn1数量：en-mb40010分类：阳极铸件用镁合金锭标准：en12438:1998镁和镁合金。铸造阳极用镁合金en-mbmn1级化学成分%(en-mb40010)铁四锰镍铝铜锌别人-***大0.02***大0.050.5-1。3***大0.001***大0.01***大0.02***大0.05每0.05;镁-剩余部分)