China: Fuels: Diesel Fuel
China VI Diesel Fuel
Specifications for China VI automotive fuels are defined by the GB 19147-2016 standard, released in December 2016. Table 1 summarizes the limits for China VI diesel fuel. The primary difference between China V and China VI diesel is a lower PAH content in the later.
| Property | Fuel Grade | Test Method | |||||
|---|---|---|---|---|---|---|---|
| No. 5 | No. 0 | No. -10 | No. -20 | No. -35 | No. -50 | ||
| Oxidation stability, mg/100 mL max. | 2.5 | SH/T 0175 | |||||
| Sulfur, mg/kg max. | 10 | SH/T 0689 | |||||
| Acidity, mg KOH/100 mL max. | 7 | GB/T 258 | |||||
| 10% carbon residue, % mass max. | 0.3 | GB/T 17144 | |||||
| Ash, % mass max. | 0.01 | GB/T 508 | |||||
| Copper corrosion, (3h @50°C), max. | 1 | GB/T 5096 | |||||
| Water, % vol. max. | trace | GB/T 260 | |||||
| Lubricity, µm @60°C max. | 460 | SH/T 0765 | |||||
| PAH, % mass max. | 7 | SH/T 0806 | |||||
| Total contamination, mg/kg max. | 24 | GB/T 33400 | |||||
| Kinematic viscosity @20°C, mm2/s | 3.0-8.0 | 2.5-8.0 | 1.8-7.0 | GB/T 265 | |||
| Pour point, °C max. | 5 | 0 | -10 | -20 | -35 | -50 | GB/T 510 |
| CFPP, °C max. | 8 | 4 | -5 | -14 | -29 | -44 | SH/T 0248 |
| Flash, closed cup, °C min. | 60 | 50 | 45 | GB/T 261 | |||
| Cetane number, min. | 51 | 49 | 47 | GB/T 386 | |||
| Cetane index, min. | 46 | 46 | 43 | SH/T 0694 | |||
| Distillation, °C max. 50%, recovery temp. 90%, recovery temp. 95%, recovery temp. | 300 355 365 | GB/T 6536 | |||||
| Density @20°C, kg/m3 | 810-845 | 790-840 | GB/T 1884 GB/T 1885 | ||||
| FAME, % volume max. | 1.0 | NB/SH/T 0916 | |||||