沉淀硬化不锈钢 13-8Mo (S13803,XM-13,0Cr13Ni8Mo2Al) 15-5PH (S15500,XM-12,0Cr15Ni5Cu3Nb) 17-4PH (S17400,630,0Cr17Ni4Cu4Nb) 17-7PH (S17700,631,0Cr17Ni7Al) 15-7Mo (S15700,632,0Cr15Ni7Mo2Al) C422
