| 3/5/2018 | 730630779000 | "PIPES OF IRON OR NON-ALLOY STEEL, WITH A CROSS-CIRCLE SHAPE, EXTERNAL DIAMETER 168,3 MM. THOSE NOT EXCEEDED: OTHERS"
| 382 | Units | 10848.52 | N/A | BILEN EGZOST SANAYI VE TICARET ANONIM SIRKETI |
| 3/5/2018 | 730640809000 | "PIPES OF IRON OR NON-ALLOY STEEL, OTHER IN CROSS-CIRCLE SHAPE (WELDED)"
| 409 | Units | 13358.37 | N/A | BILEN EGZOST SANAYI VE TICARET ANONIM SIRKETI |
| 3/20/2018 | 730439989900 | PIPE AND PROFILE OF IRON / NON-ALLOY STEEL
| 1206 | Kilogram | 2856.44 | N/A | KONSANTAS KONYA DÖKÜM MAKINA SANAYI TICARET ANONIM SIRKETI |
| 3/15/2018 | 730439939000 | PIPE AND PORFIL OF IRON / NON-ALLOY STEEL
| 7635.51 | Kilogram | 12857.5 | N/A | KONSANTAS KONYA DÖKÜM MAKINA SANAYI TICARET ANONIM SIRKETI |
| 3/15/2018 | 730439989900 | PIPE VEPROFIL OF IRON / NON-ALLOY STEEL
| 3952.8 | Kilogram | 20283.43 | N/A | KONSANTAS KONYA DÖKÜM MAKINA SANAYI TICARET ANONIM SIRKETI |
| 3/29/2024 | 730431809000 | D-NON-ALLOY PIPE FROM NON-ALLOY STEEL | 808 | METRE | 25785 | N/A | VORPAL ÇELİK ANONİM ŞİRKETİ |
| 3/29/2024 | 730431809000 | D-NON-ALLOY PIPE FROM NON-ALLOY STEEL | 67 | METRE | 3938 | N/A | VORPAL ÇELİK ANONİM ŞİRKETİ |
| 3/29/2024 | 730431809000 | D-NON-ALLOY PIPE FROM NON-ALLOY STEEL | 524 | METRE | 27841 | N/A | VORPAL ÇELİK ANONİM ŞİRKETİ |
| 3/19/2024 | 730630779000 | OTHER PIPES MADE OF IRON OR STEEL - OTHERS WITH CIRCULAR SECTION OF IRON OR NON-ALLOY STEEL--OTHER---OTHER----THOSE WITH AN OUTER DIAMETER NOT EXCEEDING 168.3 MM-----OTHERS------OTHERS | 300 | UNIT | 1771 | N/A | DÇD DOĞALGAZ ISI SİSTEMLERİ PAZARLAMA VE SANAYİ ANONİM ŞİRKETİ |
| 3/13/2024 | 730630779000 | NON-ALLOY STEEL CIRCULAR SECTION / OUTER DIAMETER 42MM HOT DRAWN WELDED PIPE | 3200 | UNIT | 79005 | N/A | KARDEMİR ÇELİK SANAYİ ANONİM ŞİRKETİ |