SGT
GOST 10289-79
Oil for marine gas turbines (SGT) product is used for lubrication and cooling of gears and bearings of marine gas turbines.
| Index name | Norm |
|---|---|
| Compliance with classifi cations ISO VG | - |
| Kinematic viscosity, mm2 /s: | |
| - at 40°С, not less than | - |
| - at 50°С, not less than | 7,0-9,6 |
| Viscosity index, not less than | 90 |
| Acid number, mg КОН/g, within | 0,02 |
| Temperature, °С: | |
| - Flash point, not less than | 135 (in closed crucible) |
| - Fluidity, not more than | - |
| - Pour point, not more than | -45 |
| Ash content, %, not more than | 0,005 |
| Anti-corrosion properties, steel (copper, group) | - |
| Demulsifi cation number, min, not more than | - |
| Oxidation stability: | |
| - Sediment, %, not more than | 0,20 |
| - Acid number, mg КОН/g, within, not more than | 0,65 |
