AMS6382是什么标准?4140合金钢也符合AMS6382标准吗? AMS6382是一种航空航天标准,全称为"Steel, Mechanical Tubing, Seamless, 0.95Cr - 0.20Mo (0.28 - 0.33C) (SAE 4130) Normalized or Stress Relieved",即&quo...