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。铸造镁合金物理性能合金牌号密度g/cm3比热容kJ(kg.k)-1热导率w(k.m)-1熔化温度℃凝固温度℃熔化热kJ(kg.k)-1AZ911.811.0251598420-435370AM50B1.771.0261615420-435370AM201.751.0265620420-435370AM50A1.771.0294638420-435370AS211.791.0284625590370AE422.741.0284625590370A380------0.96396.2595540500级别Grade牌号Desigbation化学成分%ChemicalComposition不小于Mg(min)元素(不大于)Elements(max)FeSiNiCuAlClMnTi杂质总和%OtherImp.(TOTAL%)特级SpecialgradeMg99.9699.960.0040.0040.00020.0020.0060.0030.003-0.04一级FirstgradeMg99.9599.950.0040.0050.00070.0030.0060.0030.010.0140.05二级SecondgradeMg99.999.900.040.010.0010.0040.020.0050.03-0.10三级ThirdgradeMg99.8099.800.050.030.0020.020.050.0050.06-0.20可根据客户的要求生产出、不同型号、不同规格的产品.)