| 3/2/2018 | 730619900000 | SPIRAL WELDED STEEL PIPE EXTERNAL POLYETHYLENE COATED
| 150 | Meter | 28052.8 | N/A | PETEK BORU SANAYI A.S. |
| 3/21/2018 | 730619900000 | 1016X16 MM SPIRAL WELDED STEEL PIPE INNER AND OUTER BARE, 812X11 MM SPIRAL WELDED STEEL PIPE INNER AND OUTER BARE
| 84 | Meter | 13310.8 | N/A | PETEK BORU SANAYI A.S. |
| 3/1/2018 | 730611900000 | SPIREL WELDED STEEL PIPE (1016X10MM-508X5MM-711X6MM-219X5MM)
| 420 | Meter | 33576.71 | N/A | TALYA MASALACI |
| 3/7/2018 | 730619900000 | 1016X16 MM SPIRAL WELDED STEEL PIPE INNER AND OUTER BARE, 813X11 MM SPIRAL WELDED STEEL PIPE INNER AND OUTER BARE
| 132 | Meter | 27026.8 | N/A | PETEK BORU SANAYI A.S. |
| 3/18/2018 | 730669909000 | OTHER PIPES, PIPES WELDED FROM IRON / STEEL, NON-CROSS-CIRCLE; CUBE
| 2097 | Kilogram | 1617.49 | N/A | ABALIOGLU BORU PROFIL VE TEKSTIL SANAYI VE TICARET ANONIM SIRKETI |
| 3/26/2018 | 730619900000 | Q273XU8MM SPIRAL WELDED STEEL PIPE ST44 (S275JR) - Q219XU7,1 MM SPIRAL WELDED STEEL PIPE ST44 (S275JR) (SPIRAL WELDED STEEL PIPE)
| 20600 | Kilogram | 17584.85 | N/A | TEKBOR ÇELIK BORU SANAYI VE TICARET LIMITED SIRKETI. |