1. Faculty of Engineering Ain-Shams University Elsarayat St-Abbaseya 11517 CAIRO, ARAB REPUBLIC OF EGYPT
2. EZZ Steel Economic Industrial Zone Northwest Gulf of Suez km 44 Suez/Hurghada Road - Postal code 144-Ain SOKHNA, ARAB REPUBLIC OF EGYPT
3. Egyptian Steel, Land 221 – 2nd, Sector – 5th Settlement New Cairo, Cairo Egypt P.C 11835
4. Central Metallurgical R & D Institute (CMRDI) El-Felezate street-El-Tabbin-Postal code 11422- Helwan-CAIRO, ARAB REPUBLIC OF EGYPT