摘要:ASTM合金牌号 Al V Mo Sn Pd Zr Fe O H N CGrade1 - - - - - - 0 .2 0 0 .1 80 .0 1 5 0 .0 3 0 .1 0Grade2 - - - - - - 0 .30 0 .2 5 0 .0 1 5 0 .0 3 0 .1 0Grade3 - - - - - - 0 .30 0 .35 0 .0 1 5 0 .0 5 0 .1 0Grade4 - - - - - - 0 .50 0 .40 0 .0 1 5 0 .0 5 0 .1 0Grade5 5.5~ 6.753.5~ 4 .5- - - - 0 .40 0 .2 0 0 .0 1 5 0 .0 5 0 .1 0Grade 6 4.0~ 6.0 - - 2 .0~ 3.0 - - 0 .50 0 .2 0 0 .0 2 0 0 .0 5 0 .1 0Grade 7 - - - - 0 .1 2~ 0 .2 5 - 0 .30 0 .2 5 0 .0 1 5 0 .0 3 0 .1 0Grade 92 .5~ 3.52 .0~ 3…