Stainless Steel Equivalent Grades
| Grade | Japanese | UNS No | Euronorm | China | British | |
| JIS | No | Name | GB 1220-92 | BS | ||
| Austenitic Stainless | ||||||
| 201 | SUS201 | S20100 | 1.4372 | X12CrMnNiN 17-7-5 | 1Cr17Mn6Ni5N | |
| 201 L | S20103 | 1.4371 | ||||
| 202 | SUS202 | S20200 | 1.4373 | X12CrMnNiN 18-9-5 | 1Cr18Mn8Ni5N | |
| 204Cu | S20400 | 1.4597 | X8CrMnCuNB17-8-3 | |||
| 301 | SUS 301 | S30100 | 1.4310 | X10CrNi18-8 | 1Cr17Ni7 | 301S21 |
| 301 L | - | S30103 | 1.4319 | X5CrNi17-7 | 1Cr18Ni9 | 302S25 |
| 301LN | SUS 301L | S30153 | 1.4318 | X2CrNiN18-7 | ||
| - | SUS 301J1 | S30200 | 1.4324 | X2CrNiN17-7 | - | |
| 302 | SUS 302 | S30200 | - | - | - | 302S25 |
| 302B | SUS 302B | S30215 | - | - | - | - |
| 303 | SUS 303 | S30300 | 1.4305 | X8CrNiS18-9 | Y1Cr18Ni9 | 303S31 |
| 303Se | SUS 303Se | S30323 | - | - | Y1Cr18Ni9Se | 303S42 |
| 303Cu+ | SUS 303Cu | S30331 | 1.4570 | X6CrNiCuS18-9-2 | - | - |
| 304 | SUS 304 | S30400 | 1.4301 | X5CrNi18-10 | 0Cr18Ni9 | 304S31 |
| 304L | SUS 304L | S30403 | 1.4306 | X2CrNi18-11 | 00Cr19Ni11 | 304S11 |
| 304H | - | S30409 | 1.4948 | X6CrNi18-11 | - | |
| 304N1 | SUS 304N1 | S30451 | - | - | 0Cr19Ni9N | - |
| 304N2 | SUS 304N2 | S30452 | - | - | 0Cr19Ni10NbN | |
| 304LN | SUS 304LN | S30453 | 1.4311 | X2CrNiN18-10 | 00Cr18Ni10N | - |
| 304Cu | SUS XM7 | S30430 | 1.4567 | X3CrNiCu18-9-4 | 0Cr18Ni9Cu3 | 394S17 |
| - | SUS 304J2 | S30431 | 1.4617 | X6CrNiMnCu17-8-4-2 | - | - |
| - | SUS 304J3 | S30432 | 1.4907 | X10CrNiCuNb18-9-3 | - | - |
| 305 | SUS 305 | S30500 | 1.4312 | - | 1Cr18Ni12 | 305S19 |
| 309S | SUS 309S | S30908 | 1.4833 | X12CrNi23-13 | 0Cr23Ni13 | 309S24 |
| 310 | SUS 310 | S31000 | 1.484 | X15CrNi25-20 | 310S24 | |
| 310S | SUS 310S | S31008 | 1.4845 | X8CrNi25-21 | 0Cr25Ni20 | 310S16 |
| 314 | SUS 310TP | S31400 | 1.4841 | X15CrNiSi25-21 | 1Cr25Ni20Si2 | - |
| 316 | SUS 316 | S31600 | 1.4401 | X5CrNiMo17-12-2 | 0Cr17Ni12Mo2 | 316S31 |
| 316L | SUS 316L | S31603 | 1.4404 | X2CrNiMo17-12-2 | 00Cr17Ni14Mo2 | 316S11 |
| 316H | SUS F316H | S31609 | 1.4919 | X6CrNiMo17-13 | 316S51 | |
| 316N | SUS 316N | S31651 | 1.4406 | X2CrNiMoN17-11-2 | 0Cr17Ni12Mo2N | - |
| 316Ti | SUS 316Ti | S31635 | 1.4571 | X10CrNiMoTi18-10 | 0Cr18Ni12Mo2Ti | 320S31 |
| 317 | SUS317 | S31700 | 1.4449 | X5CrNiMo17-13-3 | 0Cr19Ni13Mo3 | 317S16 |
| 317L | SUS 317L | S31703 | 1.4438 | X2CrNiMo18-16 | 00Cr19Ni13Mo3 | 317S12 |
| 317LN | SUS 317LN | S31753 | 1.4434 | X2CrNiMoN18-12-4 | - | - |
| 317J1 | SUS 317J1 | S31726 | 1.4439 | X2CrNiMoN17-13-5 | - | - |
| 321 | SUS 321 | S32100 | 1.4541 | X6CrNiTi18-10 | 0Cr18Ni10Ti | 321S31 |
| 347 | SUS 347 | S34700 | 1.4550 | X6CrNiNb18-10 | 0Cr18Ni11Nb | 347S31 |
| - | SUSXM15J1 | S30500 | 1.4884 | - | - | - |
| 253 MA | - | S30815 | 1.4835 | X9CrNiSiNCe21-11-2 | - | |
| 904L | SUS 890L | N08904 | 1.4539 | X1NiCrMoCuN25-20-5 | - | 904S13 |
| Grade | JIS | UNS | No | Euronorm | China GB | BS |
| Ferritic Stainless | ||||||
| 405 | SUS 405 | S40500 | 1.4002 | X7CrAl13 | 0Cr13Ae | 405S17 |
| 409 | SUS 409 | S40900 | 1.4512 | X6CrTi12 | 409S19 | |
| 3Cr12 | SUS 410S | S40977 | 1.4003 | - | 3Cr12 | - |
| 410L | SUS 410L | S41003 | 1.4003 | X2CrNi12 | 1Cr13 | 410S21 |
| 430 | SUS 430 | S43000 | 1.4016 | X8Cr17 | 1Cr17 | 430S17 |
| 430F | SUS 430F | S43020 | 1.4104 | X12CrMoS17 | YCr17 | - |
| - | SUS 430LX | S43035 | 1.4510 | X6CrTi17 | - | - |
| - | SUS 430J1L | S43000 | 1.4664 | X2CrCuTi18 | - | - |
| 434 | SUS 434 | S43400 | 1.4113 | X6CrMo17-1 | 1Cr17Mo | 434S17 |
| 444 | SUS 444 | S44400 | 1.4521 | X1CrMoTi18-2 | - | |
| - | SUS 447J1 | S44700 | - | - | - | - |
| - | SUS XM27 | S44625 | 1.4131 | - | - | - |
| Martensitic Stainless | ||||||
| 403 | SUS 403 | S40300 | 1.4000 | X7Cr13 | 1Cr12 | 403S17 |
| 410 | SUS 410 | S41000 | 1.4006 | X12Cr13 | 1Cr13 | 410S21 |
| 410S | SUS 410S | S41008 | 1.4000 | X6Cr13 | - | 403S17 |
| - | SUS 4105 | - | 1.4001 | G-X7Cr13 | - | - |
| 410 J1 | SUS 410J1 | S41000 | 1.4024 | X15Cr13 | ||
| 416 | SUS 416 | S41600 | 1.4005 | X12CrS13 | Y1Cr13 | 416S21 |
| 416Se | - | S41623 | - | - | 416S41 | |
| 420 | SUS 420 | S42000 | 1.4021 | X20Cr13 | 2Cr13 | 420S29 |
| 420 L | SUS 420J1 | S42010 | 1.4021 | X20Cr13 | 2Cr13 | 420S29 |
| 420 M | SUS 420J2 | S42030 | 1.4028 | X30Cr13 | 30Cr13 | 420S37 |
| 420F | SUS 420F | S42020 | - | - | Y3Cr13 | 416S29 |
| 431 | SUS 431 | S43100 | 1.4057 | X17CrNi16-2 | 1Cr17Ni2 | 431S29 |
| 440A | SUS440A | S44002 | 7Cr17 | |||
| 440B | SUS440B | 8Cr17 | ||||
| 440C | SUS 440C | S44004 | 1.4125 | X105CrMo17 | 9Cr17 | - |
| Duplex (Austenitic Ferritic) | ||||||
| 329 | SUS 329J1 | S32900 | 1.4477 | X8CrNiMo27-5 | 0Cr26Ni5Mo2 | - |
| 2205 | SUS 329J3L | S31803 | 1.4462 | X2CrNiMoN22-5-3 | 022Cr22Ni5Mo3N | 318S13 |
| - | SUS 329J4L | S31260 | - | - | - | |
| 2304 | - | S32304 | 1.4362 | X2CrNiN23-4 | - | |
| 2507 | - | S32750 | 1.4410 | X2CrNiMoN25-7-4 | 022Cr25Ni7Mo4N | - |
| 4565S | - | S34565 | 1.4565 | X2CrNiMnMoN24-17-6-4 | - | |
| Zeron 100 | SM25Cr | S32760 | 1.4501 | X2CrNiMoCuWN25-7-4 | 022Cr25Ni7Mo3WCuN | X2CrNiMoCuWN25-7-4 |
| UR52N+ | - | S32520 | 1.4507 | X2CrNiMoCuN25-6-3 | - | X2CrNiMoCuN25-6-3 |
| Precipitation Hardening | ||||||
| 17-4PH | SUS 630 | S17400 | 1.4542 | X5CrNiCuNb16-4 | 0Cr17Ni4Cu4Nb | - |
| 631 | SUS 631 | S17700 | 1.4568 | X7CrNiAl17-7 | - | 460S52 |
| - | SUS 632J1 | - | - | - | - | - |
