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 the chemical analysis of a steel sample from drillings.
| Identifier | ExFiles\Box 76\3\ scan0059 | |
| Date | 17th June 1918 | |
| RR. 864. ROLLS-ROYCE, LIMITED. LL179 LABORATORY REPORT ON SAMPLE OF STEEL. To: Mr Hives By Date: 17/6/18 Re: Mild Steel, Foyers Weld steel in the form of: drillings marked: -- received at works on: received by: laboratory on: 17/6/18 CHEMICAL ANALYSIS. Carbon: .23 % Nickel: % Chromium: % Vanadium: % Tungsten: % Manganese: .65 % Silicon: .27 % Sulphur: .022 % Phosphorus: .020 % Remarks, etc. This is a pure steel, rather lower in Carbon than usual. Signature: HDP | ||