All-Union State Standard 10541-78М-8V — winter oil, intended for middle boosted automotive diesels engines (ZIL-130 GAZ-66, 51, KAVZ, KZ, PAZ, Liaz).Multigrade oil for gasoline middle-boosted engines of cars and trucks with replacement intervals up to 18 thousand km. It is designed for middle-boosted automotive diesel engines of type CMD-14, A-41, D-50, D-37 and others working on sour fuel.Operating temperature range from minus 20°C up to +25°C. М-6z / 12G1 — multigrade oil for lubricating of boosted gasoline engines of passengers cars in the regions with moderate climate, with operating temperature range from minus 20 °С up to +45 °С.
| Index name |
М-8V |
М-6z/12G1 |
| Meets classifications SAE (API) |
20W-20 (CВ/SD) |
15W-30 (SF/CD) |
| Kinematic viscosity at 100 °С, mm²/s |
7,5–8,5 |
Not less than 12 |
| Dynamic viscosity at minus 15 °С, mPа·с, not more than |
– |
4500 |
| Viscosity index, not less than |
93 |
115 |
| Alkaline number, mg КОН/g, not less than |
4,2 |
7,5 |
| Тemperature, °С:flash temperature in an open crucible, not lower than solidification temperature, not higher than |
207−25 |
210−30 |
| Sulphate ash level, %, not more than |
0,95 |
1,3 |
| Active elements’ fraction of total mass, %, not less than: calciumzink |
0,160,09 |
0,230,10 |
|
