Marci echivalente
| EURONORMA | WERKSTOFF | STAS | GOST |
| S235JR. | 1.0037. | OL 37-1k. | St 3 |
| S235JRG2. | 1.0038. | OL 37-2k. | St 3 |
| S235J2G3. | 1.0116. | OL 37-3k | St 3 |
| S275JR. | 1.0044. | OL 44-2k. | St 3 |
| S275J2G3. | 1.0144. | OL 44- 3k. | St 4 |
| S355JR. | 1.0045. | OL 52- 2k | St 5 |
| S355J2G3. | 1.0570. | OL 52 - 3k. | St 5 |
| E295. | 1.0050. | OL 50. | St 5 |
| E335. | 1.0060. | OL 60. | St 6 |
| E360 | 1.0070. | OL 70 | St 6 |