en-mbmg6:zn1(en-mb21140)年级：en-mbggal6zn1数量：en-mb21140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-mb6zn1级化学成分%(en-mb21140)铁四锰镍铝铜锌别人-***大0.01***大0。30.2:1***大0.0015.6-6。5***大0.050.7-1。4每0.05;镁-剩余部分)