| AWS | EN/EN ISO | Alloy | Product type | Product name | |
| DOWNLOAD | – – | EN 1600 E Z21 33 B 4 2 | Heat resistant steels | Covered electrodes | BOHLER FOX CN 21 33 Mn |
| DOWNLOAD | AWS A5.4 E309L-17 | EN 1600 E Z21 33 B 4 2 | Heat resistant steels | Covered electrodes | BOHLER FOX CN 21 33 Mn |
| DOWNLOAD | AWS A5.4 E309L-17 | EN 1600 E Z21 33 B 4 2 | Heat resistant steels | Covered electrodes | BOHLER FOX CN 21 33 Mn |