铸造镁合金化学成份：ASTMB93/B93MAM50AAM60BAZ91DAZ63AISO16220:2000AgAl9Znl(A)MgAl6MnMgAl5MnEN1753:1997MB21220EN-MB21230EN-MB21220Al%4.5-5.35.6-6.48.5-9.55.5-6.5Mn%0.28-0.500.26-0.500.17-0.400.15-0.35Cu%0.008max0.008max0.0025max0.015maxFe%0.004max0.004max0.004max0.005maxSi%0.05max0.05max0.05max0.05maxZn%0.20max0.20max0.45-0.902.7-3.3Ni%0.001max0.001max0.001max0.001maxOtherseach%0.01max0.01max0.01max------Otherseach%------------------0.30maxMgBalanceBalanceBalanceBalance1、在满足ASTM等标准的基本要求外，可以根据特殊需求控制成分与产品规格。2、其它铸造镁合金：AM20，AE44等。jy9.14)