| The standard below are for the latest specification (API SN GF-5), and the ranges and averages are based on the 13 major brands of API SN ILSAC GF-5 tested in September 2011. Click here for more on API Service Categories. | ||||||||||||
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May 2012 |
Click Bottles Below for More
Detail |
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| API SN SERVICE CLASSIFICATION | API SL | |||||||||||
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Test Results for 10W-40 Motor Oils |
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| CITGO Supergard | MAG1 | Road-Tech | Sheetz Premium | Giant Petroleum | ||||||||
| PHYSICAL TESTS (click test for details) | Standards/ranges-a |
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| TBN, mg KOH/g, (ASTM D2896) |
6.1 to 8.3 |
8.3 | 7.1 | 8.5 | 8.5 | 8.0 | ||||||
12.5
to 16.3 |
14.0 | 14.8 | 14.6 | 14.3 | 14.5 | |||||||
| Viscosity @ 40șC, cSt, (ASTM D445) | 90
to 107 |
90.2 | 101.9 | 96.1 | 99.7 | 96.5 | ||||||
| Viscosity Index (ASTM D2270) | 141 to 159 |
159 | 151 | 157 | 148 | 156 | ||||||
| Viscosity @ -25șC mPa s (cP) (ASTM D5293) |
7,000 Max |
5,244 | 5,934 | 5,140 | 6,739 | 4,797 | ||||||
| NOACK volatility, mass % loss, 1 hr, @ 250șC (ASTM D5800) | 15 Max |
14.6 | 10.8 | 12.1 | 11.9 | 12.3 | ||||||
| Additives | ||||||||||||
| Nitrogen μg/g (ASTM D-5762) | 599 to 990 |
779.2 | 675.0 | 723.0 | 723.8 | 570.6 | ||||||
| Calcium, ppm | 1,570
to 2,460 |
2,355 | 1,762 | 2,390 | 2,359 | 1,857 | ||||||
| Magnesium, ppm | 6 to
46 |
11 | 10 | 10 | 10 | 9 | ||||||
| Phosphorus ,ppm | 600 to
800 |
709 | 751 | 715 | 700 | 878 | ||||||
| Zinc, ppm | 766 to 868 |
837 | 872 | 853 | 845 | 1,037 | ||||||
| Molybdenum, ppm | <1 to 269 |
41 | <1 | 43 | 44 | 55 | ||||||
| Barium, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Additive and/or other | ||||||||||||
| Boron, ppm | <1 to 237 |
3 | 2 | 4 | 2 | 4 | ||||||
| Silicon, ppm | 3 to
9 |
4 | 5 | 4 | 3 | 3 | ||||||
| Potassium, ppm | 9
to 17 |
7 | 7 | 15 | 14 | 6 | ||||||
| Manganese, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Titanium, ppm | <1
to 114 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Sulfur, ppm |
|
3,187 | 2,619 | 3,531 | 2,850 | 2,745 | ||||||
| Copper, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Sodium, ppm | 5 to
454 |
<5 | 510 | <5 | <5 | <5 | ||||||
| Vanadium, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Contaminants | ||||||||||||
| Silver, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Aluminum, ppm | <1 to
3 |
1 | <1 | 1 | 1 | 1 | ||||||
| Chromium, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Iron, ppm | <1 to
1 |
<1 | 1 | <1 | <1 | <1 | ||||||
| Nickel, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Lead, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Antimony, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
| Tin, ppm | <1 |
<1 | <1 | <1 | <1 | <1 | ||||||
a- The standards and ranges shown in the table above are for the latest specification (API SN GF-5) b-Test Method used for metal analysis is ASTM ASTM D5185. c- ASTM D5185-09 Reproducibility by Element. d-
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| Copyright © 2012 Petroleum Quality Institute of America, LLC. | ||||||||||||