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).
Laboratory report on tensile tests of various steels at high temperatures.
| Identifier | ExFiles\Box 76\3\ scan0035 | |
| Date | 21th February 1918 | |
| ROLLS-ROYCE, LIMITED. LABORATORY REPORT. RR. 864b. L 399 To: F.{Mr Friese} Royce Esq. & Mr Hives. Date: 21. 2. 1918 Re: Various Steels tested in Tensile at high temperatures F.A.S. = Firth's Stainless Steel S Q = Brown Bayley's "Quicket" Valve S. KQ = "Old Board" Nickel Chrome S K.S. = Guild Steel (Tempered) H.S. = Firths Chrome Vanadium S. N.S. = 3 1/2% Nickel S. N.C.S. = Firths Nickel Chrome S. laboratory on: A.W. Tungsten Valve Steel Table of Results: Headers: Code, Temperature, Y.P., M.S., E%, R.A.%, Relative tendency to Scaling FAS, 600°C, 18.6, 16.4, 33.6, 80.4, Very Good FAS, 750°C, 7.6, 5.2, 67.8, 96.8, Good Q, 600°C, 24.0, 19.2, 38.8, 90.7, Very Good Q, 750°C, 7.6, 5.0, 71.1, 97.16, Very Good KQ, 600°C, 20.0, 16.6, 37.1, 97.6, Fair KQ, 750°C, 11.0, 7.6, 16.7, 96.4, Very Bad K.S., 600°C, 15.0, 11.8, 46.2, 88.1, K.S., 750°C, 5.2, 4.4, 68.4, 93.8, Very Bad C.V.S., 600°C, 20.6, 15.2, 35.2, 89.7, Fair C.V.S., 750°C, 6.9, 5.0, 67.2, 96.2, Bad. N.S., 600°C, 15.0, 12.0, 40.5, 86.5, N.S., 750°C, 5.6, 3.4, 62.4, 92.0, Very Bad N.C.S, 600°C, 19.8, 16.1, 36.0, 86.8, Fair N.C.S, 750°C, 6.4, 4.6, 65.2, 96.0, Very Bad A.W., 600°C, , , , , A.W., 750°C, 8.4, 5.9, 40.0, 78.6, Fair Signature | ||