Materials: 300series:301,302,303,304,304L,309,309s,310,310S,316,316L,316Ti,317L,321,347, 200series:201,202,202cu,204; 400series:409,409L,410,420,430,431,440; Others:2205,2507,2906,330,660,630,631,17-4ph,17-7 ph, S31803904L,ect. Type Grade Grade Chemical Component % C Cr Ni Mn P S Mo Si Cu N Other Austenitic stainless steel 201 1Cr17Mn6Ni5N ≤0.15 16.00-18.00 3.50-5.50 5.50－7.50 ≤0.060 ≤0.030 - ≤1.00 - ≤0.25 - 201L 03Cr17Mn6Ni5N ≤0.030 16.00-18.00 3.50-5.50 5.50－7.50 ≤0.060 ≤0.030 ≤1.00 ≤0.25 202 1Cr18Mn8Ni5N ≤0.15 17.00-19.00 4.00-6.00 7.50-10.00 ≤0.060 ≤0.030 ≤1.00 - ≤0.25 － 204 03Cr16Mn8Ni2N ≤0.030 15.00-17.00 1.50-3.50 7.00-9.00 0.15-0.30 1Cr18Mn10Ni5Mo3N ≤0.10 17.00-19.00 4.00-6.00 8.50-12.00 2.80-3.50 0.20-0.30 2Cr13Mn9Ni4 0.15-0.25 12.00-14.00 3.70-5.00 8.00-10.00 2Cr15Mn15Ni2N 0.15-0.25 14.00-16.00 1.50-3.00 14.00-16.00 0.15-0.30 1Cr18Mn10Ni5Mo3N ≤0.15 17.00-19.00 4.00-6.00 8.50-12.00 ≤0.060 ≤0.030 2.8-3.5 ≤1.00 - 0.20-0.30 - 301 1Cr17Ni7 ≤0.15 16.00-18.00 6.00-8.00 ≤2.00 ≤0.065 ≤0.030 - ≤1.00 - - - 302 1Cr18Ni9 ≤0.15 17.00-19.00 8.00-10.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - - 303 Y1Cr18Ni9 ≤0.15 17.00-19.00 8.00-10.00 ≤2.00 ≤0.20 ≤0.030 1) ≤1.00 - - - 303se Y1Cr18Ni9Se ≤0.15 17.00-19.00 8.00-10.00 ≤2.00 ≤0.20 ≤0.030 - ≤1.00 - - Se≥0.15 304 0Cr18Ni9 ≤0.07 17.00-19.00 8.00-10.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - - 304L 00Cr19Ni10 ≤0.030 18.00-20.00 8.00-10.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - - 304N1 0Cr19Ni9N ≤0.08 18.00-20.00 7.00-10.50 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - 0.10-0.25 - 304N2 0Cr18Ni10NbN ≤0.08 18.00-20.00 7.50-10.50 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - 0.15-0.30 Nb≤0.15 304LN 00Cr18Ni10N ≤0.030 17.00-19.00 8.50-11.50 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - 0.12-0.22 - 305 1Cr18Ni12 ≤0.12 17.00-19.00 10.50-13.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - - 309S 0Cr23Ni13 ≤0.08 22.00-24.00 12.00-15.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - - 310S 0Cr25Ni20 ≤0.08 24.00-26.00 19.00-22.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - - 316 0Cr17Ni12Mo2 ≤0.08 16.00-18.50 10.00-14.00 ≤2.00 ≤0.035 ≤0.030 2.00-3.00 ≤1.00 - - - 1Cr18Ni12Mo2Ti6) ≤0.12 16.00-19.00 11.00-14.00 ≤2.00 ≤0.035 ≤0.030 1.80-2.50 ≤1.00 - - Ti5(C%-0.02)~0.08 0Cr18Ni12Mo2Ti ≤0.08 16.00-19.00 11.00-14.00 ≤2.00 ≤0.035 ≤0.030 1.80-2.50 ≤1.00 - - Ti5*C%-0.70 316L 00Cr17Ni14Mo2 ≤0.030 16.00-18.00 12.00-15.00 ≤2.00 ≤0.035 ≤0.030 2.00-3.00 ≤1.00 - - - 316N 0Cr17Ni12Mo2N ≤0.08 16.00-18.00 10.00-14.00 ≤2.00 ≤0.035 ≤0.030 2.00-3.00 ≤1.00 - 0.10-0.22 - 316N 00Cr17Ni13Mo2N ≤0.030 16.00-18.50 10.50-14.50 ≤2.00 ≤0.035 ≤0.030 2.00-3.00 ≤1.00 - 0.12-0.22 - 316J1 0Cr18Ni12Mo2Cu2 ≤0.08 17.00-19.00 10.00-14.50 ≤2.00 ≤0.035 ≤0.030 1.20-2.75 ≤1.00 1.00-2.50 - - 316J1L 00Cr18Ni14Mo2Cu2 ≤0.030 17.00-19.00 12.00-16.00 ≤2.00 ≤0.035 ≤0.030 1.20-2.75 ≤1.00 1.00-2.50 - - 317 0Cr19Ni13Mo3 ≤0.12 18.00-20.00 11.00-15.00 ≤2.00 ≤0.035 ≤0.030 3.00-4.00 ≤1.00 - - - 317L 00Cr19Ni13Mo3 ≤0.08 18.00-20.00 11.00-15.00 ≤2.00 ≤0.035 ≤0.030 3.00-4.00 ≤1.00 - - - 1Cr18Ni12Mo3Ti6 ≤0.12 16.00-19.00 11.00-14.00 ≤2.00 ≤0.035 ≤0.030 2.50-3.50 ≤1.00 - - Ti5(C%-0.02)~0.08 0Cr18Ni12Mo3Ti ≤0.08 16.00-19.00 11.00-14.00 ≤2.00 ≤0.035 ≤0.030 2.50-3.50 ≤1.00 - - Ti5*C%-0.70 317J1 0Cr18Ni16Mo5 ≤0.040 16.00-19.00 15.00-17.00 ≤2.00 ≤0.035 ≤0.030 4.00-6.00 ≤1.00 - - - 321 1Cr18Ni9Ti6 ≤0.12 17.00-19.00 8.00-11.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - Ti5(C%-0.02)~0.08 0Cr18Ni10Ti ≤0.08 17.00-19.00 9.00-12.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - Ti≥5*C% 347 0Cr18Ni11Nb ≤0.08 17.00-19.00 9.00-13.00 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 - - Nb≥10*C% XM7 0Cr18Ni9Cu3 ≤0.08 17.00-19.00 8.50-10.50 ≤2.00 ≤0.035 ≤0.030 - ≤1.00 3.00-4.00 - - XM15J1 0Cr18Ni13Si4 ≤0.08 15.00-20.00 11.50-15.00 ≤2.00 ≤0.035 ≤0.030 - 3.00-5.00 - - 2) Austenite Ferrite Stainless Steel 329J1 0Cr26Ni5Mo2 ≤0.08 23.00-28.00 3.00-6.00 ≤1.50 ≤0.035 ≤0.030 1.00-3.00 ≤1.00 - - 2) 1Cr18Ni11Si4AlTi 0.10-0.18 17.50-19.50 10.--120.. ≤0.80 ≤0.035 ≤0.030 - 3.40-4.00 - - Al 0.10-0.30; Ti 0.40-0.70 00Cr18Ni5MoSi2 ≤0.030 18.00-19.50 4.50-5.50 1.00-2.00 ≤0.035 ≤0.030 2.50-3.00 1.30-2.00 - - - Ferrite Stainless Steel 405 0Cr13Al ≤0.08 11.50-14.50 3) ≤1.00 ≤0.035 ≤0.030 - ≤1.00 - - Al 0.10-0.30 410L 00Cr12 ≤0.030 11.00-13.00 3) ≤1.00 ≤0.035 ≤0.030 - ≤1.00 - - - 430 1Cr17 ≤0.12 16.00-18.00 3) ≤1.25 ≤0.035 ≤0.030 - ≤0.75 - - - 430F Y1Cr17 ≤0.12 16.00-18.00 3) ≤1.00 ≤0.035 ≥0.15 1) ≤1.00 - - - 434 1Cr17Mo ≤0.12 16.00-18.00 3) ≤1.00 ≤0.035 ≤0.030 0.75-1.25 ≤1.00 - - - 447J1 00Cr30Mo2 ≤0.010 28.50-32.00 - ≤0.40 ≤0.035 ≤0.030 1.50-2.50 ≤0.40 - ≤0.015 - XM27 00Cr27Mo ≤0.010 25.00-27.50 - ≤0.40 ≤0.035 ≤0.030 0.75-1.50 ≤0.40 - ≤0.015 - Martensite stainless steel 403 1Cr12 ≤0.15 11.50-13.00 3) ≤1.00 ≤0.035 ≤0.030 - ≤0.50 - - - 410 1Cr13 ≤0.15 11.50-13.50 3) ≤1.00 ≤0.035 ≤0.030 - ≤1.00 - - - 405 0Cr13 ≤0.08 11.50-13.50 3) ≤1.00 ≤0.035 ≤0.030 - ≤1.00 - - - 416 Y1Cr13 ≤0.15 12.00-14.00 3) ≤1.25 ≤0.035 ≥0.15 1) ≤1.00 - - - 410J1 1Cr13Mo ≤0.08-0.18 11.50-14.00 3) ≤1.00 ≤0.035 ≤0.030 0.30-0.60 ≤0.60 - - - 420J1 2Cr13 0.16-0.25 12.00-14.00 3) ≤1.00 ≤0.035 ≤0.030 - ≤1.00 - - - 420J2 3Cr13 0.26-0.35 12.00-14.00 3) ≤1.00 ≤0.035 ≤0.030 - ≤1.00 - - - 420F Y3Cr13 0.26-0.40 12.00-14.00 3) ≤1.25 ≤0.035 ≥0.15 1) ≤1.00 - - - 3Cr13Mo 0.28-0.35 12.00-14.00 3) ≤1.00 ≤0.035 ≤0.030 0.50-1.00 ≤0.80 - - - 4Cr13 0.36-0.45 12.00-14.00 3) ≤0.80 ≤0.035 ≤0.030 - ≤0.60 - - - 431 1Cr17Ni2 0.11-0.17 16.00-18.00 1.50-2.50 ≤0.80 ≤0.035 ≤0.030 - ≤0.80 - - - 440A 7Cr17 0.60-0.75 16.00-18.00 3) ≤1.00 ≤0.035 ≤0.030 4) ≤1.00 - - - 440B 8Cr17 0.75-0.95 16.00-18.00 3) ≤1.00 ≤0.035 ≤0.030 4) ≤1.00 - - - 9Cr18 0.90-1.00 17.00-19.00 3) ≤0.80 ≤0.035 ≤0.030 4) ≤0.80 - - - 440C 11Cr17 0.95-1.20 16.00-18.00 3) ≤1.00 ≤0.035 ≤0.030 4) ≤1.00 - - - 440F Y11Cr17 0.95-1.20 16.00-18.00 3) ≤1.25 ≤0.035 ≥0.15 4) ≤1.00 - - - 9Cr18Mo 0.95-1.10 16.00-18.00 3) ≤0.80 ≤0.035 ≤0.030 0.40-0.70 ≤0.80 - - - 9Cr18MoV 0.85-0.95 17.00-19.00 3) ≤0.80 ≤0.035 ≤0.030 1.00-1.30 ≤0.80 - - V0.07-0.12 PH Stainless Steel 630 0Cr17Ni4Cu4Nb ≤0.07 15.50-17.50 6.50-7.50 ≤1.00 ≤0.035 ≤0.030 - ≤1.00 3.00-5.00 - Nb 0.15-0.45 631 0Cr17Ni7Al ≤0.09 16.00-18.00 6.50-7.50 ≤1.00 ≤0.035 ≤0.030 - ≤1.00 ≤0.50 - Al 0.75-1.50 632 0Cr15Ni7Mo2Al ≤0.09 14.00-16.00 6.50-7.50 ≤1.00 ≤0.035 ≤0.030 2.00-3.00 ≤1.00 - - Al 0.75-1.50 Comparison table between domestic and foreign stainless steel and refractory steel grades GB RUSSIA AISI、ASTM JIS BS DIN ISO 1 1Cr18Ni9 12KH18H9 302、S30200 SUS302 302S25 X12CrNi88 12 2 0Cr18Ni9 08KH18H10 304、S30400、TP304 SUS304 304S15 X5CrNi89 11 3 00Cr19Ni10 Z2CN18.09 304L、S30403、TP304L SUS304L 304S12 X2CrNi189 10 4 1Cr18Ni9Ti X10CrNiTi189 5 0Cr18Ni10Ti Z6CNT18.10 321、S32100、TP321 SUS321 304S12、321920 X10CrNiTi189 15 6 0Cr17Ni12Mo2 08KH17H13M2T 316、S31600、TP316 SUS316 316S16 XSCrMo1810 20、20 7 0-Cr18Ni12Mo2 Ti Z6CNDT17.12 320S17 X10CrNIMoTi1810 8 00Cr17Ni14Mo2 03KH17H14M2 316L、S31603、TP316L SUS316L 316S12 X2Cr 19、19 9 0Cr25Ni20 310S、S31008、TP310S SUS310S 10 0Cr19Ni13Mo3 08KH17H15M3T 317、S31700、TP317 SUS317 317S16 25 11 00Cr19Ni13Mo3 03KH16H15M3 317L、S31703、TP3178 SUSU317L 317S12 X2CrNiMo1816 24 12 1Cr18Ni12 12KH18H12T 305、S30500 SUSU305 305S19 X5CrNi911 13 13 0Cr18Ni11Nb 08KH18H12B 347、S34700、TP347 SUSU347 347S17 X10CrNiNb189 16 14 1Cr17Ni7 Z12CB17.07 301、S30100 SUSU301 301S21 X12CrNi188 14 15 0Cr23Ni13 309S、S30908 SUS309S 16 0Cr17Ni12Mo2N 316N、S31651 SUS316N 17 00Cr17Ni12Mo2N Z2CND7.12N SUS316LN X2CrNiMoN1812 18 0Cr18Ni12Mo2Cu SUS316JI 19 00Cr18Ni14Mo2Cu2 SUS316JIL 20 00Cr18Ni14MoCu2 ZCNS18.09A2 304 SUS304N Applications: seawater environment, petrochemical, fertilizer, oil refining, oil and natural gas,light/food, paper pulp and making paper, energy and environmental protection industry. Packing: With plastic cap to protect both ends Plastic bag wrapped outside pipe Woven bag wrapped outside pipe All our products are packed, stored, transported according to the international regulation. The tubes are  wrapped with anti-rust paper and steel rings to prevent damage. Identification labels are tagged according to standard specification or customer's instructions. Special packing is available as per customer's requirement. Plus, ply wooden box are available for special protection. Other kinds of packing can be offered if request.