奥氏体不锈钢 304 (0Cr18Ni9) 304L (00Cr19Ni10) 304N (0Cr19Ni9N) 309 (2Cr23Ni13) 309S (0Cr23Ni13) 310S (0Cr25Ni20) 310MoLN (00Cr25Ni22Mo2N) 316 (0Cr17Ni12Mo2) 316L (00Cr17Ni14Mo2)