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Date：2022-10-29 Edit： Read： 473
Stainless Steel Designations
| Grade | UNS No. | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No. | Name | ||||
| 301 | S30100 | 301S21 | - | 1.4310 | X10CrNi18-8 | 2331 | SUS301 |
| 302 | S30200 | 302S25 | 58A | 1.4319 | - | - | SUS302 |
| 303 | S30300 | 303S31 | 58A | 1.4305 | X8CrNiS18-9 | 2346 | SUS303 |
| 303Se | S30323 | 303S42 | - | - | - | - | SUS 303Se |
| 304 | S30400 | 304S31 58E | 58E | 1.4301 | X5CrNi18-10 | 2332 | SUS304 |
| 304L | S30403 | 304S11 | - | 1.4306 | X2CrNi18-11 | 2352 | SUS304L |
| 304H | S30409 | - | - | 1.4948 | X6CrNi18-11 | - | - |
| 304N | S30451 | - | - | - | - | 2371 | SUS304N1 |
| (302HQ) | S30430 | 394S17 | - | 1.4567 | X3CrNiCu18-9-4 | - | SUS XM7 |
| 305 | S30500 | ||||||
