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Unit 8, South Staffs Terminal
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Unit 8, South Staffs Terminal
Home » Fuel Specifications » BS 2869 Fuel Oil Specifications » D Grade Fuel Oil Specifications
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D-grade fuel is generally used in heating applications and old diesel engines for power generation. It comes with high sulphur content (1000 ppm). We are supplying red diesel that meets BS 2869 standards for D-grade fuel oil all across the UK. You can learn more about our red diesel by visiting our red diesel FAQs page. Read the complete specifications of D-grade fuel oil in the following table.
You can learn more about these standards in our fuel specification guide.
| Parameter | Unit | Minimum | Maximum | Typical |
| Appearance | Clear & bright, cherry red, free from visible sediments | |||
| Ash content | % (m/m) | – | 0.01 | <0.01 |
| Carbon | % (m/m) | – | – | 87 |
| Carbon residue(Ramsbottom on 10% residue) | % (m/m) | – | 0.3 | 0.1 |
| Cetane number | – | 45 | – | 48 |
| Cold filter plugging point(1) Summer | °C | – | -4 | -8 |
| Cold filter plugging point(1) Winter | °C | – | -12 | -14 |
| Copper corrosion(3 hrs at 50°C) | Class | – | 1 | 1a |
| Density at 15°C | kg/m³ | 0.82 | – | 0.86 |
| Distillation recovery at 250°C | % (v/v) | – | 65 | 42 |
| Distillation recovery at 350C | % (v/v) | 85 | – | 92 |
| Fatty acid methyl ester (FAME) | % (v/v) | – | 7 | <0.1 |
| Flashpoint (PMCC) | °C | 56 | – | >62 |
| Gross specific energy (MJ/kg) | MJ/kg | – | – | 45.4 |
| Gross specific energy (MJ/litre) | MJ/litre | – | – | 38.8 |
| Hydrogen | % (m/m) | – | – | 12.75 |
| Kinematic viscosity at 40°C | mm²/s | 1.5 | 5.5 | 3 |
| Lubricity (HFRR) | µm | – | 460 | <460 |
| Mean specific heat capacity over 0 – 100°C | KJ/kg °C | – | – | 2.05 |
| Nitrogen | % (m/m) | – | – | 0.01 – 0.05 |
| Oxidation stability 0.0 – 7.0% FAME | g/m³ | – | 25 | – |
| Oxidation stability 2.0 – 7.0% FAME | h | 20 | – | – |
| Particulate content | mg/kg | – | 24 | <10 |
| Strong acid number | mg KOH/g | – | nil | nil |
| Sulphur content | % (m/m) | – | 0.1 | <0.098 |
| Volume correction factor | per °C | – | – | 0.00081 |
| Water content | mg/kg | – | 200 | <100 |
Download D Grade Fuel Oil Specifications in PDF here.
Our nationwide fuel supply service means that 123 Oil offer fast and reliable delivery (normally next working day) wherever you are in the country.
7°CTrustindex verifies that the original source of the review is Google. We needed an emergency oil delivery and Nick was incredibly helpful to get it sorted for us. Where other oil companies let us down, 123oil did not. Will definitely use them again.Estie Lippiatt2024-03-27Trustindex verifies that the original source of the review is Google. Absolutely excellent service. We got an Emergency oil delivery within 2 hours. Matthew went out of his way to help us out.Village Hall Admin2024-02-18Trustindex verifies that the original source of the review is Google. Brilliant old school company that do exactly what they say they are going to do.Such a pleasure to buy from order to delivery great people 5 stars then add someKeith Smith2024-01-26Trustindex verifies that the original source of the review is Google. Great service when I needed an emergency refill on a public holiday. They sorted me out.Jonnie Hughes2024-01-24Trustindex verifies that the original source of the review is Google. Matthew was great when mum ran out of oil. Here within 24 hours and brought a great attitude to the job. Give them 10 stars if I could 👍John Bowler2024-01-21Trustindex verifies that the original source of the review is Google. Phoned up Saturday for delivery and delivered Sunday morning, couldn't complain at price, brilliant service and excellent delivery driver. Couldn't do more to help. Would highly recommend.Dave2024-01-21Trustindex verifies that the original source of the review is Google. Never let me down these guys great customer service as always.Andy T2024-01-14Trustindex verifies that the original source of the review is Google. Responded within 24 hours with an emergency delivery. Ensured boiler started up again. Great servicematt rob2024-01-07Trustindex verifies that the original source of the review is Google. Great super fast service, Matthew was very helpful and went out of his way to not only get me oil, but make sure my heating was working again. Thank youNeil Mitchell2024-01-06Trustindex verifies that the original source of the review is Google. Great service as always.Chester Automatics2023-11-16
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