Наименование показателя;Норма
Density at 20 °C, kg/m³, not less; 780
Fractional composition :;
- Temperature of the beginning of distillation, ° C, not higher; 150
- 10% distilled off at a temperature, °C, not higher; 165
- 50% distilled off at a temperature, °C, not higher; 195
- 90% distilled off at a temperature, °C, not higher; 230
- 98% distilled off at a temperature, °C, not higher; 250
- Distillation residue, %, not higher; 1.5
- Loss from distillation, %, not higher; 1.5
Kinematic viscosity at temperature:;
+20 °C, not less; 1.30
-20 °C, no more; 8
Net calorific value, kJ / kg, not less; 43120
Non-smoking flame height, mm, not less; 25
Acidity, mg KOH per 100 cm³ of fuel, not higher; 0.7
Iodine number, g of iodine per 100 g of fuel, not higher; 2.5
Flash point in a closed crucible, ° C, not lower; 28
Crystallization start temperature, ° C, not higher; -60
Thermal oxidative stability under static conditions at 150 ° C :;
- Sludge concentration, mg per 100 cm³ of fuel, not higher; 18
Mass fraction of aromatic hydrocarbons,%, not higher; 22
Concentration of actual resins, mg per 100 cm³ of fuel, not higher; 3
Mass fraction of total sulfur, %, not higher; 0.20
Mass fraction of mercaptan sulfur, %, not higher; 0.003
Mass fraction of hydrogen sulfide; None
Copper strip test at 100 °C for 3 hours; Withstands
Ash content, %, not higher; 0.003
Content of water-soluble acids and alkalis; None
Content of naphthenic acid soaps; None
Content of mechanical impurities and water; None
Interaction with water :;
- State of the interface, points, not higher; 1
- The state of the separated phases, points, not higher; 1
Specific electrical conductivity without antistatic additive at a temperature of 20 °C, pS/m, not higher; 10
Thermal oxidative stability at a control temperature not lower than 260 °C :;
- Pressure drop across the filter, mm Hg, not higher; 25
- Color of deposits on the tube (in the absence of uncharacteristic deposits), points on the color scale, not higher; 3