美国标准 欧洲标准 中国国标 Cr Ni Mo C Cu Mn ASTM 304 EN1.4301 06Cr19Ni10 18.2 8.1 - 0.04 - 1.5 ASTM 316 EN1.4401 06Cr17Ni12Mo2 17.2 10.2 12.1 0.04 - - ASTM 316L EN1.4404 022Cr17Ni12Mo2 17.2 10.1 2.1 0.02 - 1.5 ASTM 430 EN1.4016 10Cr17 16.5 - - 0.04 - -