Oil & gas materials
| Name | EN DIN | AISI | UNS |
| Zapp 2205 | 1.4462 | S32205/S31803 | |
| Zapp 25-6Mo I Zapp 26Mo | 1.4529 | A580 | N0892600 |
| Zapp 2507 | 1.4410 | S32750 | |
| Zapp 27-7Mo | A580 | S31277 | |
| Zapp 28 | 1.4563 | N08028 | |
| Zapp 316 | 1.4401 | A580 | S31600 |
| Zapp C276 | 2.4819 | B574 | N10276 |
| Zapp CS-9A | |||
| Zapp MP35N | F562 | R30035 | |
| Zapp XM19 | 9.9550 | A580 | S20910 |
Subject to typing errors.