Stainless & Heat Resisting Steels
| Steel | BS 970 1991 | BS 970 1983 | BS 970 1955 EN | AISI / SAE | Werkstöff | Kerzname |
|---|---|---|---|---|---|---|
| 302S31 | 302S31 | 302S31 | – | 302 | – | – |
| 303S31 | 303S31 | 303S31 | 58M | 303 | 1.4305 | X10 CrNiS 18 9 |
| 303S42 | 303S42 | 303S42 | 58AM | 303Se | 1.4305 | X10 CrNiS 18 9 |
| 304S11 | 304S11 | 304S11 | – | 304L | 1.4306 | X2 CrNi 19 11 |
| 304S15 | 304S15 | 304S15 | 58E | 304 | 1.4301 | X5 CrNi 18 10 |
| 304S31 | 304S31 | 304S31 | – | 304 | 1.4301 | X5 CrNi 18 10 |
| 310S31 | 310S31 | 310S31 | – | 310 | 1.4845 | X12 CrNi 25 21 |
| 316S11 | 316S11 | 316S11 | – | 316L | 1.4404 | X2 CrNiMo 17 13 2 |
| 316S13 | 316S13 | 316S13 | – | 316L | 1.4435 | X2 CrNiMo 18 14 3 |
| 316S31 | 316S31 | 316S31 | – | 316 | 1.4401 | X5 CrNiMo 17 12 2 |
| 316S33 | 316S33 | 316S33 | – | 316 | 1.4436 | X5 CrNiMo 17 13 3 |
| 320S31 | 320S31 | 320S31 | – | 316Ti | 1.4571 | X6 CrNiMoTi 17 12 2 |
| 321S31 | 321S31 | 321S31 | – | 321 | 1.4541 | X6 CrNiTi 18 10 |
| 325S31 | 325S31 | 325S31 | – | – | – | – |
| 326S36 | – | – | 58JM | 316Se | – | – |
| 347S31 | 347S31 | 347S31 | – | 347 | 1.4550 | X6 CrNiNb 18 10 |
| 403S17 | 403S17 | 403S17 | – | 403 | 1.4000 | X6 Cr 13 |
| 410S21 | 410S21 | 410S21 | 56A | 410S | 1.4006 | X10 Cr 13 |
| 416S21 | 416S21 | 416S21 | 56AM | 416 | 1.4005 | X12 Cr S 13 |
| 416S29 | 416S29 | 416S29 | 56BM | – | – | – |
| 416S37 | 416S37 | 416S37 | 56CM | – | – | – |
| 416S41 | 416S41 | 416S41 | 56AM | 416Se | – | – |
| 420S29 | 420S29 | 420S29 | 56B | 420 | 1.4021 | X20 Cr 13 |
| 420S37 | 420S37 | 420S37 | 56C | – | – | – |
| 430S17 | 430S17 | 430S17 | – | 430 | 1.4016 | X6 Cr 17 |
| 431S29 | 431S29 | 431S29 | 57 | 431 | 1.4057 | X20 CrNi 17 2 |
| 441S49 | – | – | 57 | 431Se | – | – |
These Comparison Charts are based on chemical composition and type analysis. Mechanical properties have not been taken into account although in many cases may be similar. The information in the charts should therefore be used for guidance only.