在实用金属中是zui轻的金属,镁的比重大约是铝的2/3,是铁的1/4。它是实用金属中的zui轻的金属,高强度、高刚性。检测范围az31b,az31s,az31t,az40m,az41m,az61a,az61m,az61s,az62m,az63b,az80a,az80m,az80s,az91d,am60b,am50a,m1c,m2m,m2s,zk61m,zk61s,me20m,lz91,lz61,lz121,la141,la...