| 3/1/2018 | 690320900000 | REFRACTORY
| 10 | Units | 2505.96 | N/A | PASABAHÇE CAM SAN.VETIC.A.S. |
| 3/28/2018 | 690220999012 | TUBE 144-14220 (REFRACTORY)
| 4 | Units | 1440.68 | N/A | PASABAHÇE CAM SAN.VETIC.A.S. |
| 3/22/2018 | 690390909012 | MAGNEZITTEN REFRACTORY MATERIAL
| 40 | Units | 6026.29 | N/A | MAGNESIT ANONIM SIRKETI |
| 3/11/2018 | 390940000000 | RESIN (CELLOBOND PRL384 RESIN) - IT WILL BE USED TO MAKE A REFRACTORY MATERIAL-
| 8114 | Kilogram | 24840.52 | N/A | SÖRMAS SÖGÜT REFRAKTER MALZ.A.S. |
| 3/8/2018 | 381600000012 | FIRE-RESISTANT MORTAR - IT WILL BE USED TO MAKE A REFRACTORY MATERIAL-
| 24498 | Kilogram | 18446.77 | N/A | SÖRMAS SÖGÜT REFRAKTER MALZ.A.S. |
| 3/8/2018 | 720221000012 | IT WILL BE USED TO MAKE FERRO SILICIUM-REFRACTORY MATERIAL-
| 1000 | Kilogram | 1914.37 | N/A | SÖRMAS SÖGÜT REFRAKTER MALZ.A.S. |
| 3/6/2018 | 690220999019 | ELECTRO-CASTED REGENERATOR SILIMANIDE REFRACTORS (SEQUENCE NO.10) (71711 KG CONSISTS OF 4921 UNITS)
| 71711 | Kilogram | 134225.6 | N/A | ANADOLU CAM SANAYII ANONIM SIRKETI |
| 3/20/2018 | 690390909019 | CONTINUOUS WOVEN REFRACTORY BRACELETS
| 210 | Units | 35454.16 | N/A | ASIL ÇELIK SANAYI VETICARET A.S. |
| 3/20/2018 | 690320900000 | REFRACTORY BRICK
| 672 | Units | 106501.01 | N/A | ASIL ÇELIK SANAYI VETICARET A.S. |
| 3/18/2018 | 252330000011 | "REFRACTORY MATERIAL SECAR 71 HANDLE CEMENT (NOT A BUILDING INSPECTION MATERIAL, IT IS USED IN THE REFRACTORY INDUSTRY."
| 23800 | Kilogram | 25602.1 | N/A | KILTAS REFRAKTER MALZEME SANAYI TIC.A.S. |