254smo相当于国内什么材质

F44,254SMO,14547不锈钢密度824g;GH1015GH1035GH1040GH1131GH1140时效硬化性铁基合金GH2018GH2036GH2038GH2130GH2132GH2135GH2136GH2302GH2696固溶强化型镍基合金GH3030GH3039GH3044GH3028GH31...