1/8际际准国≤C≤Si≤Mn≤P≤SNiCrMoCuNA-2201S20100SUS2011Cr17Mn6Ni5N0.1515.57.50.060.0 33.55.51618A-3202S20200SUS2021Cr18Mn8Ni5N0.1517.5100.060.034617191Cr18Mn 10Ni5Mo3N0.118.5120.060.034617192.83.50.20.314301S