From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Test report on a sample of fuel, specification D.T.D.134, including detonation test results on an experimental engine.
| Identifier | ExFiles\Box 27a\4\ Scan092 | |
| Date | 12th April 1933 | |
| Copy. X1282 Test Report No. C.72. F.3930 A.I.D. Test House, No.I Stores Depot. R.A.F. Kidbrooke. S.E.3. To: Inspector-in-Charge A.I.D Messrs Rolls Royce Ltd Derby. Samples submitted by A.M. Form 694 No F.O.137 of 31.3.1933 have been examined with the undermentioned results. This report relates only to the specimens tested and does not guarantee the bulk of material etc. to be of equal quality. Sample of Fuel Date received 6-4-1933. Specification D.T.D.134. DETONATION TEST ON EXP. ENGINE NO.III (fitted with two lower cyl blocks) Specification values. Specific Gravity at 15.0°C. 0.769 Max. 0.79 I.B.P. °C 40/49 Distillation range.:- % 50°C Negligible Max. 5 75 11 Min. 5 100 55 Min. 50 125 150 94 Min. 90 H.B.P. °C 174 Max. 190 Total Distilled % 98 Min: 96 Sulphur % Free Nil Nil Sulphur % Total Negligible Max. O.15 Residue on Evaporation % Negligible Max. O.O1 Freezing point °C Below - 50 Below - 50 Anti-detonation value Just equal to standard. At least equal to standard. Date. April 12th. 1933. Signed. J.{Mr Johnson W.M.} Jarman. for Inspector-in-Charge. A.I.D | ||