| 3/20/2018 | 730439939000 | SEAMLESS STEEL TUBES
| 6.38 | Meter | 1497.8 | N/A | PETKIM PETROKIMYA HOLDING A.S.GENELMÜDÜRLÜGÜ |
| 3/18/2018 | 750712000000 | SEAMLESS TUBES (DIFFERENT TUBES) YTSSV SISTEMI GLOBAL LISTE ROW NO: 52
| 155 | Units | 158524.35 | N/A | PETKIM PETROKIMYA HOLDING A.S.GENELMÜDÜRLÜGÜ |
| 3/25/2018 | 730431809000 | SEAMLESS STRAIGHT TUBES A179
| 405 | Units | 7876.78 | N/A | TÜRKIYE PETROL RAFINERILERI ANONIM SIRKETI |
| 3/29/2024 | 730431209000 | COLD ROLLED SEAMLESS PRECISION TUBES/R | 21564 | METRE | 64735 | N/A | ATTEC ULUSLARARASI DIŞ TİCARET ANONİM ŞİRKETİ |
| 3/27/2024 | 730431209000 | COLD DRAWN OR COLD ROLLED:;PRECISION TUBES;(COLD DRAWN PRECISION SEAMLESS STEEL TUBES**.+ | 612 | UNIT | 66580 | N/A | TURBODEN TURKEY ORC TURBO JENERATÖR SANAYİ ANONİM ŞİRKETİ |
| 3/27/2024 | 730431209000 | COLD DRAWN OR COLD ROLLED:;PRECISION TUBES;(COLD DRAWN PRECISION SEAMLESS STEEL TUBES**.+ | 616 | UNIT | 67000 | N/A | TURBODEN TURKEY ORC TURBO JENERATÖR SANAYİ ANONİM ŞİRKETİ |
| 3/27/2024 | 730431209000 | COLD DRAWN OR COLD ROLLED:;PRECISION TUBES;(COLD DRAWN PRECISION SEAMLESS STEEL TUBES**.+ | 610 | UNIT | 60244 | N/A | TURBODEN TURKEY ORC TURBO JENERATÖR SANAYİ ANONİM ŞİRKETİ |
| 3/7/2024 | 760810009012 | THIN AND THICK PIPES MADE OF ALUMINUM:; THOSE MADE OF NON-ALLOY ALUMINUM:; OTHERS:; SEAMLESS THIN AND THICK + TUBES; | 1000 | UNIT | 257 | N/A | İST OTOMATİK YAĞLAMA SİSTEMLERİ MAKİNE SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/12/2024 | 730451899000 | SEAMLESS STRAIGHT TUBES A213 T9 101,6X5,/74 MM MW-L=8909 MM | 10 | UNIT | 7883 | N/A | TÜRKİYE PETROL RAFİNERİLERİ ANONİM ŞİRKETİ TÜPRAŞ |
| 3/18/2024 | 730451899000 | SEAMLESS STRAIGHT TUBES A213-T11 25,40M/M, 2,769MM, 3658MM, | 1002 | UNIT | 44481 | N/A | TÜRKİYE PETROL RAFİNERİLERİ ANONİM ŞİRKETİ TÜPRAŞ |