超级奥氏体不锈钢: RS-2 (0Cr20Ni26Mo3Cu3Si2Nb),904L (N08904, 00Cr20Ni25Mo4.5Cu) AL-6XN (N08367),254SMO (S31254, ) 654SMO (S32654, 00Cr24Ni22Mo7Mn3CuN),U3 (00Cr25Ni20Mn3Mo3N)