SUS301 stainless steel grade 1Cr17Ni7;
chemical composition of 301 stainless steel% C: ≤0.15, Si: ≤1.0, Mn: ≤2.0, Cr: 16.0 to 18.0, Ni: 6.0-8.0, S: ≤0.03, P: ≤0.045
SUS304 stainless steel grade: 0Cr18Ni9 (0Cr19Ni9);
chemical composition of 304 stainless steel% C: ≤0.08, Si: ≤1.0, Mn: ≤2.0, Cr: 18.0 ~ 20.0, Ni: 8.0 ~ 10.0, S: ≤0.03, P: ≤0.045
SUS304L stainless steel grade: 00Cr19Ni10 (0Cr18Ni10);
chemical composition of 304L stainless steel% C: ≤0.03, Si: ≤1.0, Mn: 2.0 Cr: 18.0 ～ 20.0, Ni: 9.0 ～ 13.0, S: ≤0.03, P: ≤0.045
SUS321 stainless steel grade: 1Cr18Ni9Ti;
321 stainless steel chemical composition% C: ≤0.08, Si ≤1.0, Mn: ≤2.0, Cr: 17.0 ～ 19.0, Ni: 9.0-13, S: ≤0.03, P: ≤0.045, Ti ≤5
SUS302 stainless steel grade: 1Cr18Ni9;
302 stainless steel chemical composition% C: ≤0.15, Si: ≤1.0, Mn: ≤2.0, Cr: 17-19, Ni: 8.0-10, S: ≤0.03, P: ≤0.045
SUS303 stainless steel grade: Y1Cr18Ni9;
chemical composition% C: ≤0.15, Si: ≤1.0, Mn: ≤2.0, Cr: 17-19, Ni: 8.0-10, S: ≥0.15, P: ≤0.20, Mo ≤6.0
SUS316 stainless steel grade: 0Cr17Ni12Mo2;
chemical composition% C: ≤0.08 Si: ≤1.0 Mn: ≤2.0 Cr: 16.0 ～ 18.0 Ni: 10.0 ～ 14.0 S: ≤0.03 P: ≤0.045 Mo ≤2.0-3.0
SUS316L stainless steel grade: 00Cr17Ni14Mo2;
chemical composition% C: ≤0.03 Si: ≤1.0 Mn: ≤2.0 Cr: 16.0 to 18.0 Ni: 12.0 to 15.0 S: ≤0.03 P: ≤0.045 Mo: 2.0 to 3.0.
SUS310 stainless steel
chemical composition% C: ≤0.25 Si: ≤1.5 Mn: ≤2.0 Cr: 24.0 ～ 26.0 Ni: 19.0 ～ 22.0 S: ≤0.03 P: ≤0.045
SUS310S stainless steel grade: 0Cr25Ni20 / 1Cr25Ni20Si2;
310S stainless steel chemical composition% C: ≤0.08 Si: ≤1.5 Mn: ≤2.0 Cr: 23.0 ～ 26.0 Ni: 19.0 ～ 22.0 S: ≤0.03 P: ≤0.045
SUS317L stainless steel grade: 0Cr19Ni13Mo3;
chemical composition of 317L stainless steel%: C≤ 0.03 Si≤1.00 Mn≤2.00 P≤0.45 S≤0.030 Ni11.00-15.00 Cr18.00-20.00 mo3.00-4.00
SUS309S stainless steel grade 0Cr23Ni13;
309S stainless steel chemical composition: C: ≤ 0.08, Si: ≤ 1.0, Mn: ≤ 2.0, Cr: 22-24, Ni: 12-15, S: ≤ 0.03, P: ≤ 0.045
SUS14 stainless steel grade 1Cr25ni20Si2;
314 stainless steel chemical composition%: C ≤ 0.25, Si 1.5-3.0, Mn ≤ 2.00, P ≤ 0.04, S ≤ 0.03, Ni: 19-22, Cr: 23-26
SUS840 can be replaced by 2520 in China, mainly due to its high nickel content and strong oxidation resistance;
chemical composition of 840 stainless steel%: C: ≤0.07, Si ≤1.5, Mn ≤2.0, Cr: 18.0 ～ 22.0, Ni: 18 ～ 23.0, S≤0.03, P0.045, Al: 0.35, Ti: 0.31
SUS630 stainless steel grade 0Cr17Ni4Cu4Nb / 05Cr17Ni4Cu4Nb;
chemical composition of 630 stainless steel%: C≤0.07, Si≤1.00, Mn≤1.00, P≤0.035, S≤0.030, Ni3.00-5.00, Cr15.5-17.5, Cu3.00-5.00 , Nb0.15-0.45
SUS631 stainless steel is also called 17-7PH stainless steel;
chemical composition of 631 stainless steel%: C≤0.09, Si≤1.00, Mn≤1.00, P≤0.04, S≤0.030, Ni 6.5-8.5, Cr116-18, Al 0.75-1.5
SUS904L stainless steel grade: 00Cr20Ni25Mo4.5Cu;
chemical composition of 904L stainless steel% C≤0.03, Si≤1.00, Mn≤2.00, P≤0.035, S≤0.03, Ni: 23.0-28.0, Cr: 18.0-23.0, Mo: 5-6 , Cu: 1.0-2.0, N≤0.1