321不锈钢化学成分:碳 C:≤0.08 硅 Si:≤1.00 锰 Mn:≤2.00 硫 S :≤0.030 磷 P :≤0.035 铬 Cr:17.00~19.00 镍 Ni:9.00~12.00 钛 Ti:≥5*C% 荔荣不锈钢批发12Cr12Mo,1Cr12Mo,SCr13Mo,1Cr13Mo,S45710,SUS440B,SUS410J1,32Cr13Mo,3Cr13Mo,SCr17Mo,9Cr18Mo,S45990,S44003,SUS440C,90Cr18MoV,9Cr18MoV,SCr11MoV,1Cr11MoV,SCr12MoV,1Cr12MoV,SCr12MoV,2Cr12MoV,S46020,S46250,S17600,SUH600,15Cr12WMoV,1Cr12WMoV,S47010,SSUH616,S47310,S47410,S47250,S47710,S48040,S48045,SCr10Si2Mo,S48140,SUH3,SCr20Si2Ni。