| 3/1/2018 | 730619900000 | WELDED INSULATED STEEL PIPE WITH 1626 MM DIAMETER (180,55 MT)
| 92270 | Kilogram | 99067.11 | Izmit Customs | ERCIYAS ÇELIK BORU SANAYI A.S. |
| 3/8/2018 | 730630779000 | STEEL STEEL PIPE WITH STITCHED (LESS THAN 168.3MM DIAMETER) * 24 CAP
| 28150 | Kilogram | 18863.3 | Izmit Customs | BASATLI BORU PROFILSANAYI VE TICARES. |
| 3/4/2018 | 730630779000 | STEEL PIPES WITH EXTERNAL DIAMETER 168.3 MM.
| 535150 | Kilogram | 302897.7 | Dilovasi Customs | AGIR HADDECILIK A.S. |
| 3/8/2018 | 730630809000 | PIPES WITH OUTER DIAMETER EXCEING 168.3 MM., NOT EXCEEDING 406.4 MM.
| 8092 | Kilogram | 5181.68 | N/A | ÖZDEMIR BORU PROFILSAN.VE TIC.LTD.STI. |
| 3/1/2018 | 730619900000 | WELDED INSULATED STEEL PIPE WITH 1626 MM DIAMETER (4661,08 MT)
| 2388580 | Kilogram | 2217694.43 | Izmit Customs | ERCIYAS ÇELIK BORU SANAYI A.S. |
| 3/1/2018 | 730619900000 | WELDED INSULATED STEEL PIPE WITH 1626 MM DIAMETER (112 MT)
| 56000 | Kilogram | 55843.58 | Izmit Customs | ERCIYAS ÇELIK BORU SANAYI A.S. |