All-Union State Standards 6411-76
These oils are intended for greasing steam-engines running on overheated steam as well as mechanisms working with heavy loading at low speed.
Guarantee period of storage – 5 years from the day of manufacture.
| Index Name |
Cylinder Oil 38 |
Cylinder Oil 52 |
| Kinematic viscosity at 100°С, mm²/s |
32–50 |
50–70 |
| Viscosity index, not less than |
60 |
80 |
| Temperature, °С: |
|
|
| - flash temperature in an open crucible, not lower than |
300 |
310 |
| - solidification temperature, not higher than |
17 |
−5 |
| Fraction of total mass, %, not more than: |
|
|
| - mechanical impurities |
None |
0,007 |
| - water |
0,05 |
0,05 |
| - water-soluble acids and alkalis |
None |
None |
| Acid number, mg КОN/g, not more than |
0,4 |
0,2 |
| Coking ability, %, not more than |
2,5 |
2,5 |
| Ash level, %, not more than |
0,015 |
0,010 |
| Corrosive influence on metals |
Withstands |
| Density at 20°С, kg/m³, not more than |
930 |
930 |
|
