en-mbgy4re3zr(en-mb95320)年级：en-mmgy4re3zr数量：en-mb95320分类：镁合金锭标准：en1753:1997镁和镁合金。镁合金锭和铸件en-mbmmy4re3zr级化学成分%(en-mb95320)铁四锰镍铜锆re锌李Y别人-***大0.01***大0.01***大0.15***大0.005***大0.030.1-12.4-4。4***大0。2***大0。23.7-4。3总计0.01镁-剩余部分)