| 3/15/2018 | 391739008000 | Ø 90 PE 100 SDR 26 PIPE
| 456 | Meter | 6192.45 | N/A | SIFONIK SISTEM DRENAJ VE INSAAT SANAYI TICARET LIMITED SIRK. |
| 3/27/2018 | 391739008000 | PIPE HDPE PE100 SDR17 DN50
| 618 | Meter | 1436.62 | N/A | ÇALIK ENERJI SANAYI VE TICARET A.S. |
| 3/27/2018 | 391731008000 | 11200MTR SDR 6 C PIPE
| 11200 | Meter | 9558.87 | Ipekyolu Customs | GÜRBAG INSAAT MÜHENDISLIK MADENCILI |
| 3/19/2018 | 391729001000 | SDR 6 C PIPE 20MM SUTLU BROWN 4MT-TR, SDR 6 C PIPE 32MM HOLE BROWN 4MT-TR, SDR 6 C PIPE 25MM SUTLU BROWN 4MT-TR
| 80840 | Meter | 66240.7 | N/A | INES DIS TICARET VE DENIZCILIK LTD.STI. |
| 3/19/2018 | 391721100000 | POLIETILEN DRINKING WATER PIPE HDPE PE100 PN16 SDR11 PIPE
| 2493 | Meter | 20514.45 | N/A | MARSEL ENERJI ULUSLARARASI LOJISTIK TASIMA VE TIC A.S |
| 3/7/2018 | 392590100000 | 63X5.8 SDR11 MF AQUATHERM BLUE PIPE, 25X3.5MM AQUATHERM SDR7.4 MF GREEN PIPE, 20X2.8MM AQUATHERM SDR 7.4 MF GREEN PIPE
| 660 | Meter | 1901.73 | N/A | ALKAR INSAAT ITH.IHRVE TIC.LTD.STI. |
| 3/6/2018 | 391721900000 | PE 100 PIPE Ø225 SDR17 12 MT., PE 100 PIPE Ø315 SDR17 12 MT- PN10, PE 100 COIL PIPE Ø63 SDR17, PE 100 COIL PIPE Ø75 SDR17
| 1020 | Meter | 17434.2 | N/A | PIMTAS PLASTIK INSAAT MALZ.SAN.VE TIC.A.S. |
| 1/15/2024 | 391731008000 | ÖZEL4187*PIPE PPR BYZ PN20 SDR6 D25,ÖZEL4379*PIPE PPR BYZ PN20 SDR6 D20 | 4000 | METRE | 0 | N/A | ELTE ENERJİ MAKINA ELEKTRİK CONSTRUCTION CONTRACTING INDUSTRY AND TRADE LIMITED COMPANY |
| 1/11/2024 | 391721900000 | 1000/10 SDR 17 PE 100 RC PIPE | 67.5 | METRE | 0 | N/A | STC GLOBAL DOMESTIC AND FOREIGN TRADE INDUSTRY LIMITED COMPANY |
| 1/16/2024 | 391721900000 | 125/6 ATU HDPE100 PIPE SDR27,6 (BLACK) | 210.56 | KILOGRAM | 0 | N/A | CAST ANB AGRICULTURAL PROJECTS AND IRRIGATION SYSTEMS IMPORT EXPORT INDUSTRY TRADE LIMITED COMPANY |