司太立(Stellite)高温合金牌号成分及用途?钴基硬度密度化学成分(重量)典型用途CCrSiMoMnFeWNiCoB其他Stellite 3 PM 548.402.4031.001.00?1.003.0012.503.00Bal1.001.00泵的轴套旋转密封环阀芯球Stellite 6 PM408.201.2029.001.501.501.003.004.503.00Bal1.002.