| Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|
| T.181 | - | Ger AG Vulcan | ? | 1909.11. 6 | 1910. 3.11 | Ger T.181 | 1920 acquired, BU |
| S.51 | - | Ger Schichau | ? | 1915. 4.29 | 1915. 9. 7 | Ger S.51 | 1919 acquired, BU |
| S.60 | - | Ger Schichau | ? | 1916. 4. 3 | 1916. 8.15 | Ger S.60 | 1919 acquired, BU |
| V.80 | - | Ger AG Vulcan | ? | 1916. 4.28 | 1916. 7. 6 | Ger V.80 | 1920 acquired, BU |
| V.127 | - | Ger AG Vulcan | ? | 1917. 7.28 | 1917.10.23 | Ger V.127 | 1920 acquired, BU |