All the Furnaces installed in GF-ELTI are certified according to the most stringent International Sector Regulations and are covered by numerous Process and Product Patents. For these reasons GF-ELTI is included in the Manufacture Process Specifics (MPS) of the Industry Players as a recognised, certified and recommended heat treatment centre for the transformation of steel products. The Heat Treatment Division operates according to a certified Quality System that complies with UNI EN 9100, a standard that meets the requirements of the authorities and manufacturers of the Aerospace and Defence Sector. All the new Combustion Systems designed by the GF-ELTI R&D Center are tested and validated in-house before being marketed, in order to grant an additional reliability level. Each Technological Revamping represents a cutting-edge solution and an industry benchmark, stimulated by Customer’s inputs and market analysis results.
| MAX Useful Charge Volume | Width: 5,000 mm |
| Length: 15,000 mm | |
| Height: 3,000 mm | |
| Useful Charge Volume for Vertical Heat Treatments | Ø 2,000 mm |
| Height: 11,000mm | |
| Charge Capacity | 5 ÷ 200 Ton each furnace |
| Quenching Fluid | Forced Air, Spray Cooling, Water, Polymer |
| MAX Working Temperature | 1,200 °C |
| Quenching Transfer Time | < 40" |
| Reheating Gradient | ≤ 100 °C/h Programmable |
| Cooling Gradient | ≤ 50 °C/h Programmable |
| International certifications | API 6A, ASTM A991, AMS 2750, NADCAP, NORSOK M-650, ABS |
| Combustion Type | GF-ELTI Auto-Recuperative Burners |
| Controlled Atmosphere | N2 + H2 |
| Temperature Uniformity Class | Class 2: ± 6 °C in the range of 540 - 760 °C |
| Class 5: ± 14 °C in the range of 760 - 1,150 °C |